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|---|---|---|
CherryPy - ToolBox | Within CherryPy, built-in tools offer a single interface to call the CherryPy library. The tools defined in CherryPy can be implemented in the following ways −
From the configuration settings
As a Python decorator or via the special _cp_config attribute of a page handler
As a Python callable that can be applied from wi... | [
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"text": "Within CherryPy, built-in tools offer a single interface to call the CherryPy library. The tools defined in CherryPy can be implemented in the following ways −"
},
{
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"text": "From the configuration... |
Construct a Turing Machine for language L = {a^n b^m c^nm where n >=0 and m >= 0} - GeeksforGeeks | 12 Jun, 2020
Prerequisite – Turing Machine
The language L = {anbmcnm | n >= 0 and m>=0} represents a kind of language where we use only 3 symbols, i.e., a, b and c. In the beginning language has n number of a’s followed by m number of b’s and then n*m number of c’s. Any such string which falls in this category will be ... | [
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"text": "Prerequisite – Turing Machine"
},
{
"code": null,
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"text": "The language L = {anbmcnm | n >= 0 and m>=0} represents a ki... |
CICS - ENDBR | When we have finished reading a file sequentially, we terminate the browse using the ENDBR command. It tells the CICS that the browse is being terminated.
Following is the syntax of the ENDBR command −
EXEC CICS ENDBR
FILE ('name')
END-EXEC.
Print
Add Notes
Bookmark this page | [
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"text": "When we have finished reading a file sequentially, we terminate the browse using the ENDBR command. It tells the CICS that the browse is being terminated."
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"text": "Following is the syntax of ... |
Cross-entropy method for Reinforcement Learning | by Avishree Khare | Towards Data Science | If you have ever gathered the courage to explore the field of Reinforcement Learning, there are good chances that you found yourself lost in fancy vocabulary. Big words, names of complex algorithms with even more complex math behind them. But what if there were simpler, much more intuitive, and super-efficient algorith... | [
{
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"text": "If you have ever gathered the courage to explore the field of Reinforcement Learning, there are good chances that you found yourself lost in fancy vocabulary. Big words, names of complex algorithms with even more complex math behind them. But what if ther... |
Python Packages for NLP-Part 1. Polyglot- Python package for NLP... | by Himanshu Sharma | Towards Data Science | Natural Language Processing aims at manipulating the human/natural language to make it understandable for the machine. It deals with text analysis, text mining, sentiment analysis, polarity analysis, etc. There are different python packages that make NLP operations easy and effortless.
All NLP packages have different f... | [
{
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"text": "Natural Language Processing aims at manipulating the human/natural language to make it understandable for the machine. It deals with text analysis, text mining, sentiment analysis, polarity analysis, etc. There are different python packages that make NLP ... |
How to set timezone offset using JavaScript ? - GeeksforGeeks | 30 Jul, 2021
Timezone offset is the time difference in hours or minutes between the Coordinated Universal Time (UTC) and a given time zone.
The JavaScript getTimezoneOffset() method is used to find the timezone offset. It returns the timezone difference in minutes, between the UTC and the current local time. If the ret... | [
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"text": "Timezone offset is the time difference in hours or minutes between the Coordinated Universal Time (UTC) and a given time zone."
},
{
"code": null,
"e":... |
SQLite - C/C++ | In this chapter, you will learn how to use SQLite in C/C++ programs.
Before you start using SQLite in our C/C++ programs, you need to make sure that you have SQLite library set up on the machine. You can check SQLite Installation chapter to understand the installation process.
Following are important C/C++ SQLite inter... | [
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"text": "Before you start using SQLite in our C/C++ programs, you need to make sure that you have SQLite library set up on... |
Design a stack with operations on middle element | 15 Jul, 2022
How to implement a stack which will support the following operations in O(1) time complexity? 1) push() which adds an element to the top of stack. 2) pop() which removes an element from top of stack. 3) findMiddle() which will return middle element of the stack. 4) deleteMiddle() which will delete the midd... | [
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"text": "How to implement a stack which will support the following operations in O(1) time complexity? 1) push() which adds an element to the top of stack. 2) pop() which removes an e... |
Number of shortest paths in an unweighted and directed graph | 21 Aug, 2021
Given an unweighted directed graph, can be cyclic or acyclic. Print the number of shortest paths from a given vertex to each of the vertices. For example consider the below graph. There is one shortest path vertex 0 to vertex 0 (from each vertex there is a single shortest path to itself), one shortest path... | [
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"code": null,
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"text": "Given an unweighted directed graph, can be cyclic or acyclic. Print the number of shortest paths from a given vertex to each of the vertices. For example consider the below g... |
Python | Tokenizing strings in list of strings | 29 Apr, 2019
Sometimes, while working with data, we need to perform the string tokenization of the strings that we might get as an input as list of strings. This has a usecase in many application of Machine Learning. Let’s discuss certain ways in which this can be done.
Method #1 : Using list comprehension + split()
We... | [
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"text": "Sometimes, while working with data, we need to perform the string tokenization of the strings that we might get as an input as list of strings. This has a usecase in many app... |
Maximum sum in a 2 x n grid such that no two elements are adjacent | 28 May, 2022
Given a rectangular grid of dimension 2 x n. We need to find out the maximum sum such that no two chosen numbers are adjacent, vertically, diagonally, or horizontally. Examples:
Input: 1 4 5
2 0 0
Output: 7
If we start from 1 then we can add only 5 or 0.
So max_sum = 6 in this case.
If we select 2... | [
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"text": "Given a rectangular grid of dimension 2 x n. We need to find out the maximum sum such that no two chosen numbers are adjacent, vertically, diagonally, or horizontally. Exampl... |
UGC-NET | UGC NET CS 2017 Jan – III | Question 72 | 03 Apr, 2018
A neuron with 3 inputs has the weight vector [0.2 –0.1 0.1]T and a bias θ = 0. If the input vector is X = [0.2 0.4 0.2]T then the total input to the neuron is :(A) 0.20(B) 1.0(C) 0.02(D) –1.0Answer: (C)Explanation:
Given:
weight vector(WT) = [0.2 –0.1 0.1]T
input vector(X) = [0.2 0.4 0.2]T
... | [
{
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"text": "A neuron with 3 inputs has the weight vector [0.2 –0.1 0.1]T and a bias θ = 0. If the input vector is X = [0.2 0.4 0.2]T then the total input to the neuron is :(A) 0.20(B) 1.0... |
Print the path between any two nodes of a tree | DFS | 09 Jun, 2021
Given a tree of distinct nodes N with N-1 edges and a pair of nodes P. The task is to find and print the path between the two given nodes of the tree using DFS.
Input: N = 10
1
/ \
2 3
/ | \ / | \
4 5 6 7 8 9
Pair = {4, 8}
Output: 4 -> 2 -> 1 -> 3 -> 8
Input: N =... | [
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"text": "Given a tree of distinct nodes N with N-1 edges and a pair of nodes P. The task is to find and print the path between the two given nodes of the tree using DFS. "
},
{
... |
Virtually Indexed Physically Tagged (VIPT) Cache | 07 Oct, 2021
Prerequisites:
Cache MemoryMemory AccessPagingTransition Look Aside Buffer
Cache Memory
Memory Access
Paging
Transition Look Aside Buffer
Revisiting Cache AccessWhen a CPU generates physical address, the access to main memory precedes with access to cache. Data is checked in cache by using the tag and inde... | [
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"text": "Cache MemoryMemory AccessPagingTransition Look Aside Buffer"
},
{
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... |
PLY (Python lex-Yacc) – An Introduction | 16 Feb, 2022
We all have heard of lex which is a tool that generates lexical analyzer which is then used to tokenify input streams and yacc which is a parser generator but there is a python implementation of these two tools in form of separate modules in a package called PLY.
These modules are named lex.py and yacc.py... | [
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"text": "We all have heard of lex which is a tool that generates lexical analyzer which is then used to tokenify input streams and yacc which is a parser generator but there is a pyth... |
Python | Denoising of colored images using opencv | 14 Jan, 2019
Denoising of an image refers to the process of reconstruction of a signal from noisy images. Denoising is done to remove unwanted noise from image to analyze it in better form. It refers to one of the major pre-processing steps. There are four functions in opencv which is used for denoising of different im... | [
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"text": "Denoising of an image refers to the process of reconstruction of a signal from noisy images. Denoising is done to remove unwanted noise from image to analyze it in better form... |
Drop duplicate rows in PySpark DataFrame | 16 Dec, 2021
In this article, we are going to drop the duplicate rows by using distinct() and dropDuplicates() functions from dataframe using pyspark in Python.
Let’s create a sample Dataframe
Python3
# importing moduleimport pyspark # importing sparksession from# pyspark.sql modulefrom pyspark.sql import SparkSession... | [
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"text": "In this article, we are going to drop the duplicate rows by using distinct() and dropDuplicates() functions from dataframe using pyspark in Python. "
},
{
"code": null... |
Maekawa’s Algorithm for Mutual Exclusion in Distributed System | 14 Aug, 2019
Prerequisite – Mutual exclusion in distributed systemsMaekawa’s Algorithm is quorum based approach to ensure mutual exclusion in distributed systems. As we know, In permission based algorithms like Lamport’s Algorithm, Ricart-Agrawala Algorithm etc. a site request permission from every other site but in qu... | [
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"text": "Prerequisite – Mutual exclusion in distributed systemsMaekawa’s Algorithm is quorum based approach to ensure mutual exclusion in distributed systems. As we know, In permissio... |
Stack.ToArray() Method in C# | 04 Feb, 2019
This method(comes under System.Collections namespace) is used to copy a Stack to a new array. The elements are copied onto the array in last-in-first-out (LIFO) order, similar to the order of the elements returned by a succession of calls to Pop. This method is an O(n) operation, where n is Count.
Syntax:
... | [
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"text": "This method(comes under System.Collections namespace) is used to copy a Stack to a new array. The elements are copied onto the array in last-in-first-out (LIFO) order, similar... |
Serialize and Deserialize a Binary Tree | Practice | GeeksforGeeks | Serialization is to store a tree in an array so that it can be later restored and Deserialization is reading tree back from the array. Now your task is to complete the function serialize which stores the tree into an array A[ ] and deSerialize which deserializes the array to the tree and returns it.
Note: The structure... | [
{
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"text": "Serialization is to store a tree in an array so that it can be later restored and Deserialization is reading tree back from the array. Now your task is to complete the function serialize which stores the tree into an array A[ ] and deSerialize which deser... |
AVL Tree Deletion | Practice | GeeksforGeeks | Given a AVL tree and N values to be deleted from the tree. Write a function to delete a given value from the tree.
Example 1:
Tree =
4
/ \
2 6
/ \ / \
1 3 5 7
N = 4
Values to be deleted = {4,1,3,6}
Input: Value to be deleted = 4
Output:
5
/ \
2 6
... | [
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"text": "Given a AVL tree and N values to be deleted from the tree. Write a function to delete a given value from the tree."
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"text": "Example 1:\n\nTree = \n 4\n / \\\n 2 6\n / \\ ... |
TensorFlow + Jupyter Notebook + Nvidia DIY Setup | by Choong Hong Cheng | Towards Data Science | Based on my first story, more detailed step by step setup using Xbuntu / Ubuntu 17.04. Note that we will be using a user that has sudo right instead of root directly.
Install Nvidia driver repository
sudo add-apt-repository ppa:graphics-drivers/ppasudo apt-get update sudo apt-get upgrade sudo apt-get install build-es... | [
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},
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"text": "Install Nvidia driv... |
Get All Factor Levels of DataFrame Column in R - GeeksforGeeks | 17 May, 2021
The data frame columns in R can be factorized on the basis of its factor columns. The data frame factor columns are composed of factor levels. Factors are used to represent categorical data. Each of the factor is denoted by a level, computed in the lexicographic order of appearance of characters or strings... | [
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"text": "The data frame columns in R can be factorized on the basis of its factor columns. The data frame factor columns are composed of factor levels. Factors are used to ... |
What is TYPE_SCROLL_SENSITIVE ResultSet in JDBC? | This represents is a scrollable ResultSet i.e. the cursor moves in forward or backward directions. This type of ResultSet is sensitive to the changes that are made in the database i.e. the modifications done in the database are reflected in the ResultSet.
Which means if we have established a connection with a database ... | [
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"text": "This represents is a scrollable ResultSet i.e. the cursor moves in forward or backward directions. This type of ResultSet is sensitive to the changes that are made in the database i.e. the modifications done in the database are reflected in the ResultSe... |
Java Program to Compute the Sum of Numbers in a List Using Recursion | 26 May, 2022
ArrayList is a part of the Collection framework and is present in java.util package. It provides us with dynamic arrays in Java. Though, it may be slower than standard arrays but can be helpful in programs where lots of manipulation in the array is needed. This class is found in java.util package.
Illustr... | [
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Composite Method – Python Design Patterns | 10 Feb, 2020
Composite Method is a Structural Design Pattern which describes a group of objects that is treated the same way as a single instance of the same type of the objects. The purpose of the Composite Method is to Compose objects into Tree type structures to represent the whole-partial hierarchies.
One of the ma... | [
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Implementation of file allocation methods using vectors | 05 Oct, 2021
Prerequisite: File Allocation Methods
Different File Allocation methods:
1. Contiguous File Allocation Methods:
This is a type of allocation in which a file occupies contiguous blocks of a given memory. This type of allocation is fastest because we can access any part of the file just by adding it to the ... | [
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How to use Django Field Choices ? | 03 Nov, 2019
Django Field Choices. According to documentation Field Choices are a sequence consisting itself of iterables of exactly two items (e.g. [(A, B), (A, B) ...]) to use as choices for some field. For example, consider a field semester which can have options as { 1, 2, 3, 4, 5, 6 } only. Choices limits the inpu... | [
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"text": "Django Field Choices. According to documentation Field Choices are a sequence consisting itself of iterables of exactly two items (e.g. [(A, B), (A, B) ...]) to use as choice... |
How to check if a key exists in a HashMap in Java | 11 Dec, 2018
Given a HashMap and a key in Java, the task is to check if this key exists in the HashMap or not.
Examples:
Input: HashMap: {1=Geeks, 2=ForGeeks, 3=GeeksForGeeks}, key = 2
Output: true
Input: HashMap: {1=G, 2=e, 3=e, 4=k, 5=s}, key = 10
Output: false
Using Iterator (Not Efficient):Get the HashMap and the... | [
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"text": "Given a HashMap and a key in Java, the task is to check if this key exists in the HashMap or not."
},
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"code": null,
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"text": "Example... |
static_cast in C++ | Type Casting operators | 29 Aug, 2018
A Cast operator is an unary operator which forces one data type to be converted into another data type.C++ supports four types of casting:
1. Static Cast2. Dynamic Cast3. Const Cast4. Reinterpret Cast
Static Cast: This is the simplest type of cast which can be used. It is a compile time cast.It does things... | [
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"text": "A Cast operator is an unary operator which forces one data type to be converted into another data type.C++ supports four types of casting:"
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How to fetch images from Node.js server ? | 21 Nov, 2021
The images, CSS files, JavaScript files, and other files that the client downloads from the server are known as static files. These static files can be fetched with the use of the express framework and without the use of it. The methods that can be used to serve static files are discussed below.
The image ... | [
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"text": "The images, CSS files, JavaScript files, and other files that the client downloads from the server are known as static files. These static files can be fetched with the use o... |
Ruby | Loops (for, while, do..while, until) | 05 Jul, 2021
Looping in programming languages is a feature which clears the way for the execution of a set of instructions or functions repeatedly when some of the condition evaluates to true or false. Ruby provides the different types of loop to handle the condition based situation in the program to make the programme... | [
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"text": "Looping in programming languages is a feature which clears the way for the execution of a set of instructions or functions repeatedly when some of the condition evaluates to ... |
Python | Pandas dataframe.notna() | 27 Aug, 2021
Python is a great language for doing data analysis, primarily because of the fantastic ecosystem of data-centric python packages. Pandas is one of those packages and makes importing and analyzing data much easier.Pandas dataframe.notna() function detects existing/ non-missing values in the dataframe. The f... | [
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"text": "Python is a great language for doing data analysis, primarily because of the fantastic ecosystem of data-centric python packages. Pandas is one of those packages and makes im... |
How to insert DATE in MySQL table with TRIGGERS? | Let us first create a table −
mysql> create table DemoTable1584
-> (
-> DueDate datetime
-> );
Query OK, 0 rows affected (1.79 sec)
Here is the query to insert DATE in a MySQL −
mysql> create trigger insertDate before insert on DemoTable1584
-> for each row set new.DueDate=curdate();
Query OK, 0 rows affec... | [
{
"code": null,
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"text": "Let us first create a table −"
},
{
"code": null,
"e": 1328,
"s": 1217,
"text": "mysql> create table DemoTable1584\n -> (\n -> DueDate datetime\n -> );\nQuery OK, 0 rows affected (1.79 sec)"
},
{
"code": null,
"e": ... |
NHibernate - Getting Started | In this chapter, we will look at how to start a simple example using NHibernate. We will be building a simple console application. To create a console application, we will use Visual Studio 2015, which contains all of the features you need to create, test your application using the NHibernate package.
Following are the... | [
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"text": "In this chapter, we will look at how to start a simple example using NHibernate. We will be building a simple console application. To create a console application, we will use Visual Studio 2015, which contains all of the features you need to create, te... |
Program to convert List of String to List of Integer in Java | 11 Dec, 2018
The Java.util.List is a child interface of Collection. It is an ordered collection of objects in which duplicate values can be stored. Since List preserves the insertion order, it allows positional access and insertion of elements. List Interface is implemented by ArrayList, LinkedList, Vector and Stack cl... | [
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"code": null,
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"text": "The Java.util.List is a child interface of Collection. It is an ordered collection of objects in which duplicate values can be stored. Since List preserves the insertion orde... |
How to Install Numpy on MacOS? | 22 Sep, 2021
In this article, we will learn how to install Numpy in Python on MacOS. NumPy is a library for the Python programming language, adding support for large, multi-dimensional arrays and matrices, along with a large collection of high-level mathematical functions to operate on these arrays.
Follow the below st... | [
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"text": "In this article, we will learn how to install Numpy in Python on MacOS. NumPy is a library for the Python programming language, adding support for large, multi-dimensional arr... |
How to break a loop in JavaScript? | The break statement is used to break a loop and continue executing the code, which is after the loop.
You can try to run the following code to break a loop in JavaScript
Live Demo
<!DOCTYPE html>
<html>
<body>
<p id="test"></p>
<script>
var text = "";
var i;
for (i = 0; i < 5;... | [
{
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"text": "The break statement is used to break a loop and continue executing the code, which is after the loop."
},
{
"code": null,
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"text": "You can try to run the following code to break a loop in JavaScript"
},
{
... |
Sequential Digits in C++ | Suppose we have an integer, that has sequential digits if and only if each digit in the number is one more than the previous digit. We have to find a sorted list of all the integers in the range [low, high] inclusive that have sequential digits. So if the low = 100 and high = 300, then the output will be [123,234]
To s... | [
{
"code": null,
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"s": 1062,
"text": "Suppose we have an integer, that has sequential digits if and only if each digit in the number is one more than the previous digit. We have to find a sorted list of all the integers in the range [low, high] inclusive that have sequential digits. So if t... |
How to Assign Default Value for Struct Field in Golang? | 22 Jun, 2020
Default values can be assigned to a struct by using a constructor function. Rather than creating a structure directly, we can use a constructor to assign custom default values to all or some of its members.
Example 1:
// Golang program to assign// default values to a struct // using constructor functionpac... | [
{
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"code": null,
"e": 235,
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"text": "Default values can be assigned to a struct by using a constructor function. Rather than creating a structure directly, we can use a constructor to assign custom default values... |
How to read a hash with an “&” sign in the URL ? | 31 Dec, 2019
It’s a very common situation in web development where users want to extract or read information from any URL. In the case of the unavailability of the server-side code, the programmer can make use of JavaScript or jQuery to read information. To read the URL with an & sign, we can use the split() function. ... | [
{
"code": null,
"e": 28,
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"text": "\n31 Dec, 2019"
},
{
"code": null,
"e": 499,
"s": 28,
"text": "It’s a very common situation in web development where users want to extract or read information from any URL. In the case of the unavailability of the server-side code, the pr... |
Form a Spiral Matrix from the given Array | 26 Nov, 2021
Given an array, the task is to form a spiral matrix
Examples:
Input:
arr[] = { 1, 2, 3, 4, 5,
6, 7, 8, 9, 10,
11, 12, 13, 14, 15, 16 };
Output:
1 2 3 4
12 13 14 5
11 16 15 6
10 9 8 7
Input:
arr[] = { 1, 2, 3, 4, 5, 6,
7, 8, 9, 10, 11, 12,
13, 14, 15, 1... | [
{
"code": null,
"e": 54,
"s": 26,
"text": "\n26 Nov, 2021"
},
{
"code": null,
"e": 107,
"s": 54,
"text": "Given an array, the task is to form a spiral matrix "
},
{
"code": null,
"e": 118,
"s": 107,
"text": "Examples: "
},
{
"code": null,
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JavaScript - Nested Functions | Prior to JavaScript 1.2, function definition was allowed only in top level global code, but JavaScript 1.2 allows function definitions to be nested within other functions as well. Still there is a restriction that function definitions may not appear within loops or conditionals. These restrictions on function definitio... | [
{
"code": null,
"e": 2988,
"s": 2600,
"text": "Prior to JavaScript 1.2, function definition was allowed only in top level global code, but JavaScript 1.2 allows function definitions to be nested within other functions as well. Still there is a restriction that function definitions may not appear wit... |
Groovy - Quick Guide | Groovy is an object oriented language which is based on Java platform. Groovy 1.0 was released in January 2, 2007 with Groovy 2.4 as the current major release. Groovy is distributed via the Apache License v 2.0.
Groovy has the following features −
Support for both static and dynamic typing.
Support for operator overloa... | [
{
"code": null,
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"text": "Groovy is an object oriented language which is based on Java platform. Groovy 1.0 was released in January 2, 2007 with Groovy 2.4 as the current major release. Groovy is distributed via the Apache License v 2.0."
},
{
"code": null,
"e": 2620... |
2D vector in C++ with user defined size | A vector of a vector is called 2D vector.
Begin
Declare a variable v to the 2D vector type.
Initialize values to the vector v.
Print “the 2D vector is:”.
for (int i = 0; i < v.size(); i++)
for (int j = 0; j < v[i].size(); j++)
print the value of 2D vector v[i][j].
End.
Live Demo
#include <io... | [
{
"code": null,
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"text": "A vector of a vector is called 2D vector."
},
{
"code": null,
"e": 1484,
"s": 1229,
"text": "Begin\n Declare a variable v to the 2D vector type.\n Initialize values to the vector v.\n Print “the 2D vector is:”.\n for (int i =... |
Tri-Surface Plot in Python using Matplotlib | 11 Nov, 2021
A Tri-Surface Plot is a type of surface plot, created by triangulation of compact surfaces of finite number of triangles which cover the whole surface in a manner that each and every point on the surface is in triangle. The intersection of any two triangles results in void or a common edge or vertex. This ... | [
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{
"code": null,
"e": 614,
"s": 52,
"text": "A Tri-Surface Plot is a type of surface plot, created by triangulation of compact surfaces of finite number of triangles which cover the whole surface in a manner that each a... |
Python – All possible space joins in String | 22 Apr, 2020
Sometimes, while working with Python Strings, we can have a problem in which we need to construct strings with single space at every possible word ending. This kind of application can occur in domains in which we need to perform testing. Lets discuss certain ways in which this task can be performed.
Method... | [
{
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"text": "\n22 Apr, 2020"
},
{
"code": null,
"e": 329,
"s": 28,
"text": "Sometimes, while working with Python Strings, we can have a problem in which we need to construct strings with single space at every possible word ending. This kind of applica... |
Julia fractal in Python | 03 Oct, 2018
Introduction to julia setIn the context of complex dynamics, a topic of mathematics, the Julia set and the Fatou set are two complementary sets (Julia ‘laces’ and Fatou ‘dusts’) defined from a function. Informally, the Fatou set of the function consists of values with the property that all nearby values be... | [
{
"code": null,
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"s": 26,
"text": "\n03 Oct, 2018"
},
{
"code": null,
"e": 950,
"s": 54,
"text": "Introduction to julia setIn the context of complex dynamics, a topic of mathematics, the Julia set and the Fatou set are two complementary sets (Julia ‘laces’ and Fatou ‘dust... |
tuple() Function in Python | 23 Oct, 2020
The tuple() function is a built-in function in Python that can be used to create a tuple.
A tuple is an immutable sequence type.
Syntax:
tuple(iterable)
Parameters: This function accepts a single parameter iterable (optional). It is an iterable(list, range etc..) or an iterator object. If an iterable is... | [
{
"code": null,
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"text": "\n23 Oct, 2020"
},
{
"code": null,
"e": 142,
"s": 52,
"text": "The tuple() function is a built-in function in Python that can be used to create a tuple."
},
{
"code": null,
"e": 181,
"s": 142,
"text": "A tuple is an i... |
The painter’s partition problem | 03 Jun, 2022
We have to paint n boards of length {A1, A2...An}. There are k painters available and each takes 1 unit time to paint 1 unit of board. The problem is to find the minimum time to get this job done under the constraints that any painter will only paint continuous sections of boards, say board {2, 3, 4} or on... | [
{
"code": null,
"e": 52,
"s": 24,
"text": "\n03 Jun, 2022"
},
{
"code": null,
"e": 408,
"s": 52,
"text": "We have to paint n boards of length {A1, A2...An}. There are k painters available and each takes 1 unit time to paint 1 unit of board. The problem is to find the minimum time... |
SWING - ImageIcon Class | The class ImageIcon is an implementation of the Icon interface that paints Icons from Images.
Following is the declaration for javax.swing.ImageIcon class −
public class ImageIcon
extends Object
implements Icon, Serializable, Accessible
Following are the fields for javax.swing.ImageIcon class −
protected stat... | [
{
"code": null,
"e": 1991,
"s": 1897,
"text": "The class ImageIcon is an implementation of the Icon interface that paints Icons from Images."
},
{
"code": null,
"e": 2054,
"s": 1991,
"text": "Following is the declaration for javax.swing.ImageIcon class −"
},
{
"code": nul... |
HTTP status codes | Informational Responses | 31 Oct, 2019
The HTTP status codes are used to indicate that any specific HTTP request has successfully completed or not. The HTTP status codes are categorized into five sections those are listed below:
Informational responses (100–199)
Successful responses (200–299)
Redirects (300–399)
Client errors (400–499)
Server e... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n31 Oct, 2019"
},
{
"code": null,
"e": 218,
"s": 28,
"text": "The HTTP status codes are used to indicate that any specific HTTP request has successfully completed or not. The HTTP status codes are categorized into five sections those are... |
Auto-Hide or Auto-Extend Floating Action Button for NestedScrollView in Android | 19 Feb, 2021
In the previous article Extended Floating Action Button in Android with Example it’s been discussed how to implement the Extended Floating Action Button (FAB) in Android and more of its functionalities. In this article it’s been discussed it’s one of the features auto-hide or auto-extend the Floating Actio... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n19 Feb, 2021"
},
{
"code": null,
"e": 486,
"s": 28,
"text": "In the previous article Extended Floating Action Button in Android with Example it’s been discussed how to implement the Extended Floating Action Button (FAB) in Android and m... |
Find Sum of Series 1^2 – 2^2 + 3^2 – 4^2 ..... upto n terms | 23 Jun, 2022
Given a number n, the task is to find the sum of the below series upto n terms:
12 – 22 + 32 – 42 + .....
Examples:
Input: n = 2
Output: -3
Explanation:
sum = 12 - 22
= 1 - 4
= -3
Input: n = 3
Output: 6
Explanation:
sum = 12 - 22 + 32
= 1 - 4 + 9
= 6
This method involves sim... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n23 Jun, 2022"
},
{
"code": null,
"e": 109,
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"text": "Given a number n, the task is to find the sum of the below series upto n terms: "
},
{
"code": null,
"e": 135,
"s": 109,
"text": "12 – 22 + 32 – 42 + ........ |
Java Multithreading Tutorial | 18 May, 2022
Threads are the backbone of multithreading. We are living in a real-world which in itself is caught on the web surrounded by lots of applications. Same this with the advancement in technologies we cannot compensate with the speed for which we need to run them simultaneously for which we need more applicati... | [
{
"code": null,
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"s": 26,
"text": "\n18 May, 2022"
},
{
"code": null,
"e": 427,
"s": 54,
"text": "Threads are the backbone of multithreading. We are living in a real-world which in itself is caught on the web surrounded by lots of applications. Same this with the advancem... |
Node.js fs.statSync() Method - GeeksforGeeks | 12 Oct, 2021
The fs.statSync() method is used to synchronously return information about the given file path. The fs.Stat object returned has several fields and methods to get more details about the file.Syntax:
fs.statSync( path, options )
Parameters: This method accept two parameters as mentioned above and described... | [
{
"code": null,
"e": 24123,
"s": 24095,
"text": "\n12 Oct, 2021"
},
{
"code": null,
"e": 24323,
"s": 24123,
"text": "The fs.statSync() method is used to synchronously return information about the given file path. The fs.Stat object returned has several fields and methods to get m... |
Athena Health Interview Experience | Set 2 - GeeksforGeeks | 18 Dec, 2014
Round 1:10 Aptitude questions with difficulty level hard.
Round 2:3 programs given. 1st one mandatory.
1) Replace wild cards with all possible combinations of zeros and ones.
String given: 0?1?
Result:
0010
0011
0110
... | [
{
"code": null,
"e": 25208,
"s": 25180,
"text": "\n18 Dec, 2014"
},
{
"code": null,
"e": 25266,
"s": 25208,
"text": "Round 1:10 Aptitude questions with difficulty level hard."
},
{
"code": null,
"e": 25311,
"s": 25266,
"text": "Round 2:3 programs given. 1st on... |
Setting up databases with PostgreSQL, PSequel, and Python | by Hamza Bendemra, Ph.D. | Towards Data Science | As the demand for Data Scientists continues to increase, and is being dubbed the the “sexiest job job of the 21st century” by various outlets (including Harvard Business Review), questions have been asked of what skills should aspiring data scientists master on their way to their first data analyst job.
There is now a ... | [
{
"code": null,
"e": 477,
"s": 172,
"text": "As the demand for Data Scientists continues to increase, and is being dubbed the the “sexiest job job of the 21st century” by various outlets (including Harvard Business Review), questions have been asked of what skills should aspiring data scientists mas... |
How to get the thread ID from a thread in C#? | A thread is defined as the execution path of a program. Each thread defines a unique
flow of control. If your application involves complicated and time-consuming
operations, then it is often helpful to set different execution paths or threads, with
each thread performing a particular job.
Threads are lightweight proces... | [
{
"code": null,
"e": 1352,
"s": 1062,
"text": "A thread is defined as the execution path of a program. Each thread defines a unique\nflow of control. If your application involves complicated and time-consuming\noperations, then it is often helpful to set different execution paths or threads, with\ne... |
getters and setters in JavaScript classes? | Classes allow using getters and setters. It is smart to use getters and setters for the properties, especially if you want to do something special with the value before returning them, or before you set them. To add getters and setters in the class, use the get and set keywords.
In the following example, getters and s... | [
{
"code": null,
"e": 1342,
"s": 1062,
"text": "Classes allow using getters and setters. It is smart to use getters and setters for the properties, especially if you want to do something special with the value before returning them, or before you set them. To add getters and setters in the class, use... |
Python - Filter Pandas DataFrame by Time | To filter DataFrame by time, use the loc and set the condition in it to fetch records. At first, import the required library −
import pandas as pd
Create a Dictionary of list with date records −
d = {'Car': ['BMW', 'Lexus', 'Audi', 'Mercedes', 'Jaguar', 'Bentley'],'Date_of_Purchase': ['2021-07-10', '2021-08-12', '2021-... | [
{
"code": null,
"e": 1189,
"s": 1062,
"text": "To filter DataFrame by time, use the loc and set the condition in it to fetch records. At first, import the required library −"
},
{
"code": null,
"e": 1209,
"s": 1189,
"text": "import pandas as pd"
},
{
"code": null,
"e"... |
How to find the size of an int[] in C/C++? | In this section, we will see how we can get the size of an integer array in C or C++? The size of int[] is basically counting the number of elements inside that array. To get this we can use the sizeof() operator. If the array name is passed inside the sizeof(), then it will return total size of memory blocks that are ... | [
{
"code": null,
"e": 1490,
"s": 1062,
"text": "In this section, we will see how we can get the size of an integer array in C or C++? The size of int[] is basically counting the number of elements inside that array. To get this we can use the sizeof() operator. If the array name is passed inside the ... |
Cryptography with Python - Reverse Cipher | The previous chapter gave you an overview of installation of Python on your local computer. In this chapter you will learn in detail about reverse cipher and its coding.
The algorithm of reverse cipher holds the following features −
Reverse Cipher uses a pattern of reversing the string of plain text to convert as ciphe... | [
{
"code": null,
"e": 2462,
"s": 2292,
"text": "The previous chapter gave you an overview of installation of Python on your local computer. In this chapter you will learn in detail about reverse cipher and its coding."
},
{
"code": null,
"e": 2525,
"s": 2462,
"text": "The algorith... |
Extract a number from a string using JavaScript | 21 Jul, 2021
The number from a string in javascript can be extracted into an array of numbers by using the match method. This function takes a regular expression as an argument and extracts the number from the string. Regular expression for extracting a number is (/(\d+)/).
Example 1: This example uses match() function... | [
{
"code": null,
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},
{
"code": null,
"e": 315,
"s": 53,
"text": "The number from a string in javascript can be extracted into an array of numbers by using the match method. This function takes a regular expression as an argument and extrac... |
Batch Script - CLS | This batch command clears the screen.
cls
@echo off
Cls
The command prompt screen will be cleared. | [
{
"code": null,
"e": 2341,
"s": 2303,
"text": "This batch command clears the screen."
},
{
"code": null,
"e": 2346,
"s": 2341,
"text": "cls\n"
},
{
"code": null,
"e": 2361,
"s": 2346,
"text": "@echo off \nCls"
}
] |
Find index of first occurrence when an unsorted array is sorted | 23 May, 2022
Given an unsorted array and a number x, find an index of first occurrence of x when we sort the array. If x is not present, print -1.
Examples:
Input : arr[] = {10, 30, 20, 50, 20}
x = 20
Output : 1
Sorted array is {10, 20, 20, 30, 50}
Input : arr[] = {10, 30, 20, 50, 20}
x = 60
Out... | [
{
"code": null,
"e": 52,
"s": 24,
"text": "\n23 May, 2022"
},
{
"code": null,
"e": 186,
"s": 52,
"text": "Given an unsorted array and a number x, find an index of first occurrence of x when we sort the array. If x is not present, print -1."
},
{
"code": null,
"e": 197... |
Introduction and Installation of Heroku CLI on Windows machine | 11 May, 2022
Heroku: It is a cloud based application deployment and management service.Heroku works on the container based design system and these smart containers are known as dynos.It runs application inside various dynos and each dyno is separated from each other.
Step 1: Download Windows installerDownload the appro... | [
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},
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"code": null,
"e": 283,
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"text": "Heroku: It is a cloud based application deployment and management service.Heroku works on the container based design system and these smart containers are known as dynos.It ru... |
What is the implicit implementation of the interface and when to use implicit implementation of the interface in C#? | C# interface members can be implemented explicitly or implicitly.
Implicit implementations don't include the name of the interface being implemented before the member name, so the compiler infers this. The members will be exposed as public and will be accessible when the object is cast as the concrete type.
The call of... | [
{
"code": null,
"e": 1128,
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"text": "C# interface members can be implemented explicitly or implicitly."
},
{
"code": null,
"e": 1371,
"s": 1128,
"text": "Implicit implementations don't include the name of the interface being implemented before the member name, so the co... |
Modes of Python Program | Python Program Example Tutorials | PROGRAMMINGJava ExamplesC Examples
Java Examples
C Examples
C Tutorials
aws
JAVAEXCEPTIONSCOLLECTIONSSWINGJDBC
EXCEPTIONS
COLLECTIONS
SWING
JDBC
JAVA 8
SPRING
SPRING BOOT
HIBERNATE
PYTHON
PHP
JQUERY
PROGRAMMINGJava ExamplesC Examples
Java Examples
C Examples
C Tutorials
aws
In this tutorial, we will see the different w... | [
{
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"s": 123,
"text": "PROGRAMMINGJava ExamplesC Examples"
},
{
"code": null,
"e": 172,
"s": 158,
"text": "Java Examples"
},
{
"code": null,
"e": 183,
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"text": "C Examples"
},
{
"code": null,
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... |
Gotta Simulate ’Em All — Pokemon. Simulating Pokemon Battles From... | by Tyler Marrs | Towards Data Science | Many of us grew up playing Pokemon at various iterations of the series. When I was ten years old, the first generation (red and blue) of Pokemon came out in the United States. I spent countless hours playing that game with my friends. In 2018, I came across a PyData talk, “Vincent Warmerdam: Winning with Simple, even L... | [
{
"code": null,
"e": 720,
"s": 171,
"text": "Many of us grew up playing Pokemon at various iterations of the series. When I was ten years old, the first generation (red and blue) of Pokemon came out in the United States. I spent countless hours playing that game with my friends. In 2018, I came acro... |
C library function - strcspn() | The C library function size_t strcspn(const char *str1, const char *str2) calculates the length of the initial segment of str1, which consists entirely of characters not in str2.
Following is the declaration for strcspn() function.
size_t strcspn(const char *str1, const char *str2)
str1 − This is the main C string to ... | [
{
"code": null,
"e": 2187,
"s": 2007,
"text": "The C library function size_t strcspn(const char *str1, const char *str2) calculates the length of the initial segment of str1, which consists entirely of characters not in str2."
},
{
"code": null,
"e": 2240,
"s": 2187,
"text": "Fo... |
Requests - Authentication | This chapter will discuss the types of authentication available in the Requests module.
We are going to discuss the following −
Working of Authentication in HTTP Requests
Basic Authentication
Digest Authentication
OAuth2 Authentication
HTTP authentication is on the server-side asking for some authentication information... | [
{
"code": null,
"e": 2276,
"s": 2188,
"text": "This chapter will discuss the types of authentication available in the Requests module."
},
{
"code": null,
"e": 2316,
"s": 2276,
"text": "We are going to discuss the following −"
},
{
"code": null,
"e": 2359,
"s": 23... |
How to add 5 hours to current time in MySQL? | To add 5 hours in current time, we will use now() function from MySQL. The syntax is as
follows −
SELECT date_add(now(),interval some integer value hour);
Now, I am applying the above query to add 5 hours to current time. The query is as follows −
mysql> SELECT date_add(now(),interval 5 hour);
The following is the out... | [
{
"code": null,
"e": 1160,
"s": 1062,
"text": "To add 5 hours in current time, we will use now() function from MySQL. The syntax is as\nfollows −"
},
{
"code": null,
"e": 1217,
"s": 1160,
"text": "SELECT date_add(now(),interval some integer value hour);"
},
{
"code": null... |
How to integrate Emojis Keyboard in an Android app? | This example demonstrates how do I integrate emogis keyboard in android app
Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.
Step 2 − Add the following code to res/layout/activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<RelativeLay... | [
{
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},
{
"code": null,
"e": 1267,
"s": 1138,
"text": "Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to... |
Playfair Cipher Encryption | by Ruthu S Sanketh | Towards Data Science | IntroductionThe Playfair CipherRules for EncryptionC ImplementationOutputs for Some PlaintextsFurther Reading
Introduction
The Playfair Cipher
Rules for Encryption
C Implementation
Outputs for Some Plaintexts
Further Reading
Cryptography is the science or art of secret writing. The fundamental objective of cryptography... | [
{
"code": null,
"e": 157,
"s": 47,
"text": "IntroductionThe Playfair CipherRules for EncryptionC ImplementationOutputs for Some PlaintextsFurther Reading"
},
{
"code": null,
"e": 170,
"s": 157,
"text": "Introduction"
},
{
"code": null,
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"tex... |
Practical Data Analysis Guide with Pandas: Direct Marketing | by Soner Yıldırım | Towards Data Science | Pandas provides numerous functions and methods for data analysis and manipulation. In this post, we will use Pandas to gain insight into a direct marketing dataset.
The dataset is available on Kaggle. It contains relevant data of a marketing campaign done via direct mail. We will explore this dataset and try to underst... | [
{
"code": null,
"e": 337,
"s": 172,
"text": "Pandas provides numerous functions and methods for data analysis and manipulation. In this post, we will use Pandas to gain insight into a direct marketing dataset."
},
{
"code": null,
"e": 544,
"s": 337,
"text": "The dataset is availa... |
Black and White | Practice | GeeksforGeeks | Given the chessboard dimensions. Find out the number of ways we can place a black and a white Knight on this chessboard such that they cannot attack each other.
Note:
The knights have to be placed on different squares. A knight can move two squares horizontally and one square vertically (L shaped), or two squares verti... | [
{
"code": null,
"e": 387,
"s": 226,
"text": "Given the chessboard dimensions. Find out the number of ways we can place a black and a white Knight on this chessboard such that they cannot attack each other."
},
{
"code": null,
"e": 662,
"s": 387,
"text": "Note:\nThe knights have t... |
C# program to find the most frequent element | Let’s say our string is −
String s = "HeathLedger!";
Now create a new array.
int []cal = new int[maxCHARS];
Create a new method and pass both the string and the new array in it. Find the maximum occurrence of a character.
static void calculate(String s, int[] cal) {
for (int i = 0; i < s.Length; i++)
cal[s[i]]++;... | [
{
"code": null,
"e": 1088,
"s": 1062,
"text": "Let’s say our string is −"
},
{
"code": null,
"e": 1115,
"s": 1088,
"text": "String s = \"HeathLedger!\";"
},
{
"code": null,
"e": 1139,
"s": 1115,
"text": "Now create a new array."
},
{
"code": null,
... |
Laravel | Migration Basics - GeeksforGeeks | 30 Dec, 2019
In Laravel, Migration provides a way for easily sharing the schema of the database. It also makes the modification of the schema much easier. It is like creating a schema once and then sharing it many times. It gets very useful when you have multiple tables and columns as it would reduce the work over crea... | [
{
"code": null,
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"text": "\n30 Dec, 2019"
},
{
"code": null,
"e": 24914,
"s": 24581,
"text": "In Laravel, Migration provides a way for easily sharing the schema of the database. It also makes the modification of the schema much easier. It is like creating a... |
Reversing a Queue - GeeksforGeeks | 30 Aug, 2021
Give an algorithm for reversing a queue Q. Only following standard operations are allowed on queue.
enqueue(x) : Add an item x to rear of queue.dequeue() : Remove an item from front of queue.empty() : Checks if a queue is empty or not.
enqueue(x) : Add an item x to rear of queue.
dequeue() : Remove an it... | [
{
"code": null,
"e": 24149,
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"text": "\n30 Aug, 2021"
},
{
"code": null,
"e": 24251,
"s": 24149,
"text": "Give an algorithm for reversing a queue Q. Only following standard operations are allowed on queue. "
},
{
"code": null,
"e": 24387,
"s": 24251,
... |
Deploy models in PyTorch with Torchserve 🚀 | by Francesco Zuppichini | Towards Data Science | Towards Data Science | All the code used in this article is here
Recently, PyTorch has introduced its new production framework to properly serve models, called torchserve.So, without further due, let’s present today’s roadmap:
Installation with DockerExport your modelDefine a handlerServe our model
Installation with Docker
Export your model
... | [
{
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"text": "All the code used in this article is here"
},
{
"code": null,
"e": 376,
"s": 214,
"text": "Recently, PyTorch has introduced its new production framework to properly serve models, called torchserve.So, without further due, let’s present... |
How to add google search functionality in an android app? | This example demonstrates how do I add google search functionality in an android.
Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.
Step 2 − Add the following code to res/layout/activity_main.xml.
<?xml version="1.0" encoding="utf-8"?>
<Line... | [
{
"code": null,
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"text": "This example demonstrates how do I add google search functionality in an android."
},
{
"code": null,
"e": 1273,
"s": 1144,
"text": "Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required deta... |
Program to find the Largest Number using Ternary Operator in C++ | In this problem, we are given some numbers. Our task is to create a Program
to Find the Largest Number using Ternary Operator in C++.
The elements can be −
Two Numbers
Three Numbers
Four Numbers
Code Description − Here, we are given some numbers (two or three or four). We need to find the maximum element out of these n... | [
{
"code": null,
"e": 1196,
"s": 1062,
"text": "In this problem, we are given some numbers. Our task is to create a Program\nto Find the Largest Number using Ternary Operator in C++."
},
{
"code": null,
"e": 1218,
"s": 1196,
"text": "The elements can be −"
},
{
"code": nul... |
Deploying a Keras Deep Learning Model as a Web Application in Python | by Will Koehrsen | Towards Data Science | Building a cool machine learning project is one thing, but at the end of the day, you want other people to be able to see your hard work. Sure, you could put the whole project on GitHub, but how are your grandparents supposed to figure that out? No, what we want is to deploy our deep learning model as a web application... | [
{
"code": null,
"e": 528,
"s": 172,
"text": "Building a cool machine learning project is one thing, but at the end of the day, you want other people to be able to see your hard work. Sure, you could put the whole project on GitHub, but how are your grandparents supposed to figure that out? No, what ... |
How to display image from database in Django | Theory of Computation
In this article, you will learn how to display images from the MySQL database using Django. In the previous post, we have explained how to upload an image using Django. The uploaded image is stored into a static directory. In most of the applications, we may need the display image somewhere in the... | [
{
"code": null,
"e": 112,
"s": 90,
"text": "Theory of Computation"
},
{
"code": null,
"e": 503,
"s": 112,
"text": "In this article, you will learn how to display images from the MySQL database using Django. In the previous post, we have explained how to upload an image using Djan... |
How to find the sum of every n values if missing values exists in the R data frame? | To find the sum of every n values in R data frame columns if there exist missing values, we can use rowsum function along with rep function that will repeat the sum for rows and na.rm=TRUE to exclude the rows with missing values. For example, if we have a data frame called df that contains 4 columns each containing twe... | [
{
"code": null,
"e": 1525,
"s": 1062,
"text": "To find the sum of every n values in R data frame columns if there exist missing values, we can use rowsum function along with rep function that will repeat the sum for rows and na.rm=TRUE to exclude the rows with missing values. For example, if we have... |
How to use if...else statement at the command line in Python? | There are multiple ways in which you can use if else construct in the command line in python. For example, bash supports multiline statements, which you can use like:
$ python -c '
> a = True
> if a:
> print("a is true")
> '
This will give the output:
a is true
If you prefer to have the python statement in a single lin... | [
{
"code": null,
"e": 1229,
"s": 1062,
"text": "There are multiple ways in which you can use if else construct in the command line in python. For example, bash supports multiline statements, which you can use like:"
},
{
"code": null,
"e": 1287,
"s": 1229,
"text": "$ python -c '\n... |
Stack Program in C | We shall see the stack implementation in C programming language here. You can try the program by clicking on the Try-it button. To learn the theory aspect of stacks, click on visit previous page.
#include <stdio.h>
int MAXSIZE = 8;
int stack[8];
int top = -1;
int isempty() {
if(top == -1)
... | [
{
"code": null,
"e": 2776,
"s": 2580,
"text": "We shall see the stack implementation in C programming language here. You can try the program by clicking on the Try-it button. To learn the theory aspect of stacks, click on visit previous page."
},
{
"code": null,
"e": 3872,
"s": 2776,... |
SQL Tryit Editor v1.6 | SELECT * FROM Customers
WHERE City LIKE '_ondon';
Edit the SQL Statement, and click "Run SQL" to see the result.
This SQL-Statement is not supported in the WebSQL Database.
The example still works, because it uses a modified version of SQL.
Your browser does not support WebSQL.
Your are now using a light-version of t... | [
{
"code": null,
"e": 24,
"s": 0,
"text": "SELECT * FROM Customers"
},
{
"code": null,
"e": 50,
"s": 24,
"text": "WHERE City LIKE '_ondon';"
},
{
"code": null,
"e": 52,
"s": 50,
"text": ""
},
{
"code": null,
"e": 115,
"s": 52,
"text": "Edit... |
How to convert an integer into a date object in Python? | You can use the fromtimestamp function from the datetime module to get a date from a UNIX timestamp. This function takes the timestamp as input and returns the datetime object corresponding to the timestamp.
import datetime
timestamp = datetime.datetime.fromtimestamp(1500000000)
print(timestamp.strftime('%Y-%m-%d %H:%M... | [
{
"code": null,
"e": 1270,
"s": 1062,
"text": "You can use the fromtimestamp function from the datetime module to get a date from a UNIX timestamp. This function takes the timestamp as input and returns the datetime object corresponding to the timestamp."
},
{
"code": null,
"e": 1389,
... |
How to “return an object” in C++? | An object is an instance of a class. Memory is only allocated when an object is created and not when a class is defined.
An object can be returned by a function using the return keyword. A program that demonstrates this is given as follows −
Live Demo
#include <iostream>
using namespace std;
class Point {
private:
... | [
{
"code": null,
"e": 1183,
"s": 1062,
"text": "An object is an instance of a class. Memory is only allocated when an object is created and not when a class is defined."
},
{
"code": null,
"e": 1304,
"s": 1183,
"text": "An object can be returned by a function using the return keyw... |
Python – Get next key in Dictionary | 30 Dec, 2021
Sometimes, while working with Python dictionaries, we can have a problem in which we need to extract the next key in order of dictionary. This can have application as from Python 3.6 onwards the dictionaries are ordered. Lets discuss certain ways in which this task can be performed.
Method #1 : Using inde... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n30 Dec, 2021"
},
{
"code": null,
"e": 313,
"s": 28,
"text": "Sometimes, while working with Python dictionaries, we can have a problem in which we need to extract the next key in order of dictionary. This can have application as from Pyt... |
PyQt5 – How to add multiple items to the ComboBox ? | 24 Jun, 2021
In this article we will see how we can add multiple items to the combo box at single time. We know we can add item to the combo box with the help of addItem method but this method add only single item at a time. In order to add multiple items at a single time we have to use addItems method which will add a... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n24 Jun, 2021"
},
{
"code": null,
"e": 380,
"s": 28,
"text": "In this article we will see how we can add multiple items to the combo box at single time. We know we can add item to the combo box with the help of addItem method but this me... |
How to check if ul has li with the given text ? | 30 Jan, 2020
Method 1: Using the each() method on the list to check the innerText property
Each of the list elements of the unordered list is first selected using a jQuery selector. The each() method is used on this list to iterate through it. This method has a callback function that returns the current index and the e... | [
{
"code": null,
"e": 54,
"s": 26,
"text": "\n30 Jan, 2020"
},
{
"code": null,
"e": 132,
"s": 54,
"text": "Method 1: Using the each() method on the list to check the innerText property"
},
{
"code": null,
"e": 386,
"s": 132,
"text": "Each of the list elements o... |
What is the meaning of –save for NPM install ? | 30 Jun, 2020
NPM (Node Package Manager) is the default package manager employed in JavaScript runtime environment in Node.js. It has a very frequently used command npm install [Package Name] –save. But the fact is there is no difference between npm install [Package Name] and npm install [Package Name] –save in the late... | [
{
"code": null,
"e": 52,
"s": 24,
"text": "\n30 Jun, 2020"
},
{
"code": null,
"e": 394,
"s": 52,
"text": "NPM (Node Package Manager) is the default package manager employed in JavaScript runtime environment in Node.js. It has a very frequently used command npm install [Package Na... |
Python | Counter Objects | elements() | 08 Aug, 2021
Counter class is a special type of object data-set provided with the collections module in Python3. Collections module provides the user with specialized container datatypes, thus, providing an alternative to Python’s general-purpose built-ins like dictionaries, lists, and tuples.
Counter is a sub-class t... | [
{
"code": null,
"e": 52,
"s": 24,
"text": "\n08 Aug, 2021"
},
{
"code": null,
"e": 335,
"s": 52,
"text": "Counter class is a special type of object data-set provided with the collections module in Python3. Collections module provides the user with specialized container datatypes,... |
Java Program to Get the Union & Intersection of Two TreeSet | 28 Dec, 2020
The union of two TreeSets is a Set of all the elements present in the two TreeSets. As the set does not contain duplicate values, so the union of two TreeSets also does not have duplicate values. Union of two TreeSets can be done using the addAll() method from java.util.TreeSet. TreeSet stores distinct val... | [
{
"code": null,
"e": 54,
"s": 26,
"text": "\n28 Dec, 2020"
},
{
"code": null,
"e": 533,
"s": 54,
"text": "The union of two TreeSets is a Set of all the elements present in the two TreeSets. As the set does not contain duplicate values, so the union of two TreeSets also does not h... |
JP Morgan Interview Experience for Quantitative Researcher | On-Campus 2022 | 30 Dec, 2021
JP Morgan visited our campus for a QR role for placements in Dec 2021. The whole process consisted of 4 rounds.
Round 1(Online Assessment Test): They held an online test on cocubes platform in which there were 2 Papers, First paper consisted of 3 sections that had MCQs and the Second paper consisted of one... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n30 Dec, 2021"
},
{
"code": null,
"e": 140,
"s": 28,
"text": "JP Morgan visited our campus for a QR role for placements in Dec 2021. The whole process consisted of 4 rounds."
},
{
"code": null,
"e": 353,
"s": 140,
"te... |
Moore – Penrose Pseudoinverse in R Programming | 27 Sep, 2021
The concept used to generalize the solution of a linear equation is known as Moore – Penrose Pseudoinverse of a matrix. Moore – Penrose inverse is the most widely known type of matrix pseudoinverse. In linear algebra pseudoinverse of a matrix A is a generalization of the inverse matrix. The most common use... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n27 Sep, 2021"
},
{
"code": null,
"e": 654,
"s": 28,
"text": "The concept used to generalize the solution of a linear equation is known as Moore – Penrose Pseudoinverse of a matrix. Moore – Penrose inverse is the most widely known type o... |
Kruskal Wallis Test | 26 Nov, 2020
Kruskal Wallis Test: It is a nonparametric test. It is sometimes referred to as One-Way ANOVA on ranks. It is a nonparametric alternative to One-Way ANOVA. It is an extension of the Man-Whitney Test to situations where more than two levels/populations are involved. This test falls under the family of Rank ... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n26 Nov, 2020"
},
{
"code": null,
"e": 398,
"s": 28,
"text": "Kruskal Wallis Test: It is a nonparametric test. It is sometimes referred to as One-Way ANOVA on ranks. It is a nonparametric alternative to One-Way ANOVA. It is an extension ... |
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