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HTML \| input readonly Attribute	16 Apr, 2019 The readonly attribute of <input> element in HTML is used to specify that the input field is read-only. If an input is readonly, then it’s content cannot be changed but can be copied and highlighted. It is a boolean attribute. Syntax: <input readonly> Example: This example uses HTML <input> readonly Attrib...	[ { "code": null, "e": 28, "s": 0, "text": "\n16 Apr, 2019" }, { "code": null, "e": 255, "s": 28, "text": "The readonly attribute of <input> element in HTML is used to specify that the input field is read-only. If an input is readonly, then it’s content cannot be changed but can be...
Evaluate an array expression with numbers, + and –	15 Jun, 2022 Given an array arr[] of string type which consists of strings “+”, “-” and Numbers. Find the sum of the given array. Examples : Input : arr[] = {"3", "+", "4", "-", "7", "+", "13"} Output : Value = 13 The value of expression 3+4-7+13 is 13. Input : arr[] = { "2", "+", "1", "-8", "+", "13"} Output : Valu...	[ { "code": null, "e": 53, "s": 25, "text": "\n15 Jun, 2022" }, { "code": null, "e": 183, "s": 53, "text": "Given an array arr[] of string type which consists of strings “+”, “-” and Numbers. Find the sum of the given array. Examples : " }, { "code": null, "e": 366, ...
Unix / Linux - Shell Quoting Mechanisms	In this chapter, we will discuss in detail about the Shell quoting mechanisms. We will start by discussing the metacharacters. Unix Shell provides various metacharacters which have special meaning while using them in any Shell Script and causes termination of a word unless quoted. For example, ? matches with a single c...	[ { "code": null, "e": 2874, "s": 2747, "text": "In this chapter, we will discuss in detail about the Shell quoting mechanisms. We will start by discussing the metacharacters." }, { "code": null, "e": 3029, "s": 2874, "text": "Unix Shell provides various metacharacters which have s...
What is the importance of SwingUtilities class in Java?	In Java, after swing components displayed on the screen, they can be operated by only one thread called Event Handling Thread. We can write our code in a separate block and can give this block reference to Event Handling thread. The SwingUtilities class has two important static methods, invokeAndWait() and invokeLater(...	[ { "code": null, "e": 1449, "s": 1062, "text": "In Java, after swing components displayed on the screen, they can be operated by only one thread called Event Handling Thread. We can write our code in a separate block and can give this block reference to Event Handling thread. The SwingUtilities class...
Deploy a machine learning application with Streamlit and Docker on AWS \| by Kostas Stathoulopoulos \| Towards Data Science	In the previous blog, we discussed how to build a semantic search engine with sentence transformers and Faiss. Here, we will create a Streamlit application and deploy the search engine both locally and on AWS Elastic Beanstalk. If you want to jump straight into the code, check out the GitHub repo! Streamlit is an open-...	[ { "code": null, "e": 399, "s": 171, "text": "In the previous blog, we discussed how to build a semantic search engine with sentence transformers and Faiss. Here, we will create a Streamlit application and deploy the search engine both locally and on AWS Elastic Beanstalk." }, { "code": null,...
jQuery load() with Examples	The load() method in jQuery is used to load data from a server and puts the returned data into the selected element The syntax is as follows − $(selector).load(url,data,function(response,status,xhr)) Above, URL is the URL to be loaded. The data parameter is the data to send to the server, whereas the callback function ...	[ { "code": null, "e": 1178, "s": 1062, "text": "The load() method in jQuery is used to load data from a server and puts the returned data into the selected element" }, { "code": null, "e": 1205, "s": 1178, "text": "The syntax is as follows −" }, { "code": null, "e": 12...
__file__ (A Special variable) in Python - GeeksforGeeks	08 Aug, 2021 A double underscore variable in Python is usually referred to as a dunder. A dunder variable is a variable that Python has defined so that it can use it in a “Special way”. This Special way depends on the variable that is being used. Note: For more information, refer to Dunder or magic methods in Python ...	[ { "code": null, "e": 23926, "s": 23898, "text": "\n08 Aug, 2021" }, { "code": null, "e": 24161, "s": 23926, "text": "A double underscore variable in Python is usually referred to as a dunder. A dunder variable is a variable that Python has defined so that it can use it in a “Spec...
Step-by-Step Guide — Building a Prediction Model in Python \| by Behic Guven \| Towards Data Science	Note from Towards Data Science’s editors: While we allow independent authors to publish articles in accordance with our rules and guidelines, we do not endorse each author’s contribution. You should not rely on an author’s works without seeking professional advice. See our Reader Terms for details. In this post, I will...	[ { "code": null, "e": 472, "s": 172, "text": "Note from Towards Data Science’s editors: While we allow independent authors to publish articles in accordance with our rules and guidelines, we do not endorse each author’s contribution. You should not rely on an author’s works without seeking profession...
Program to calculate area of Circumcircle of an Equilateral Triangle	A circumcircle is a circle that inscribes a regular polygon inside it. The triangle that is inscribed inside a circle is an equilateral triangle. Area of circumcircle of can be found using the following formula, Area of circumcircle = “(a * a * (丌 / 3))” Code Logic, The area of circumcircle of an equilateral triangle i...	[ { "code": null, "e": 1274, "s": 1062, "text": "A circumcircle is a circle that inscribes a regular polygon inside it. The triangle that is inscribed inside a circle is an equilateral triangle. Area of circumcircle of can be found using the following formula," }, { "code": null, "e": 1317...
How to echo print statements while executing an SQL script?	To perform echo print statements while executing SQL scripts, use the following syntax. The syntax is as follows − SELECT ‘anyStringValue as’ ‘; The query is as follows − mysql> select 'This is a SQL Script' AS' '; The following is the output − +----------------------+ \| \| +----------------------+ ...	[ { "code": null, "e": 1150, "s": 1062, "text": "To perform echo print statements while executing SQL scripts, use the following syntax." }, { "code": null, "e": 1177, "s": 1150, "text": "The syntax is as follows −" }, { "code": null, "e": 1207, "s": 1177, "text...
How to enable wifi in android?	This example demonstrate about How to enable wifi in 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"?> <LinearLayout xmlns:andro...	[ { "code": null, "e": 1124, "s": 1062, "text": "This example demonstrate about How to enable wifi in android." }, { "code": null, "e": 1253, "s": 1124, "text": "Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new ...
React Native - Text Input	In this chapter, we will show you how to work with TextInput elements in React Native. The Home component will import and render inputs. import React from 'react'; import Inputs from './inputs.js' const App = () => { return ( <Inputs /> ) } export default App We will define the initial state. After definin...	[ { "code": null, "e": 2431, "s": 2344, "text": "In this chapter, we will show you how to work with TextInput elements in React Native." }, { "code": null, "e": 2481, "s": 2431, "text": "The Home component will import and render inputs." }, { "code": null, "e": 2617, ...
Python Desktop News Notifier in 20 lines - GeeksforGeeks	03 Sep, 2021 To get started with the Desktop News Notifier, we require two libraries: feedparser and notify2. Give following command to to install feedparser: sudo pip3 install feedparser For installing notify2 in your terminal: sudo pip3 install notify2 Feedparser will parse the feed that we will get from the URL. We...	[ { "code": null, "e": 24938, "s": 24910, "text": "\n03 Sep, 2021" }, { "code": null, "e": 25085, "s": 24938, "text": "To get started with the Desktop News Notifier, we require two libraries: feedparser and notify2. Give following command to to install feedparser: " }, { "c...
Why We Need Indexes for Database Tables \| by Christopher Tao \| Towards Data Science	If you are not a DBA or a Database Developer, you may not know the mechanisms of the database index. But as long as you can write some SQL queries, you must have been heard of database indexes and know that indexes can improve the performance of the SQL queries. In this article, I’ll try to use the simplest language an...	[ { "code": null, "e": 435, "s": 172, "text": "If you are not a DBA or a Database Developer, you may not know the mechanisms of the database index. But as long as you can write some SQL queries, you must have been heard of database indexes and know that indexes can improve the performance of the SQL q...
Predicate.not() Method in Java with Examples - GeeksforGeeks	05 Feb, 2021 In order to negate an existing predicate, the Predicate.not() static method added to Java 11. The Predicate class is present in java.util.function package. Syntax: negate = Predicate.not( positivePredicate ); Parameters: Predicate whose negate is required Return Type: Return type not() method is Predicate....	[ { "code": null, "e": 23868, "s": 23840, "text": "\n05 Feb, 2021" }, { "code": null, "e": 24024, "s": 23868, "text": "In order to negate an existing predicate, the Predicate.not() static method added to Java 11. The Predicate class is present in java.util.function package." }, ...
Summarize whole paragraph to one sentence by Extractive Approach \| by Edward Ma \| Towards Data Science	To catch a quick idea of long document, we will always to do a summarization when we read a article or book. In English, the first (or first two) sentence(s) of each article has a very high chance of representing the whole article. Of course, the topic sentence can be the last sentence in sometimes. In NLP, there are t...	[ { "code": null, "e": 473, "s": 172, "text": "To catch a quick idea of long document, we will always to do a summarization when we read a article or book. In English, the first (or first two) sentence(s) of each article has a very high chance of representing the whole article. Of course, the topic se...
What is the correct way of using <br>, <br/>, or <br /> in HTML?	In HTML, the <br> tag is used for line break. It is an empty tag i.e. no need to add an end tag. Writing <br> tag is perfectly fine. Let’s see the usage of other br tags i.e. <br/> or <br />, In HTML, use <br> tag. In XHTML, the valid way is to use <br/> or <br></br> as mentioned in the XHTML guidelines. According to w...	[ { "code": null, "e": 1195, "s": 1062, "text": "In HTML, the <br> tag is used for line break. It is an empty tag i.e. no need to add an end tag. Writing <br> tag is perfectly fine." }, { "code": null, "e": 1254, "s": 1195, "text": "Let’s see the usage of other br tags i.e. <br/> o...
What is the difference between checked and unchecked exceptions in Java?	A checked exception is an exception that occurs at the compile time, these are also called as compile time exceptions. These exceptions cannot simply be ignored at the time of compilation; the programmer should take care of (handle) these exceptions. If you use FileReader class in your program to read data from a file,...	[ { "code": null, "e": 1313, "s": 1062, "text": "A checked exception is an exception that occurs at the compile time, these are also called as compile time exceptions. These exceptions cannot simply be ignored at the time of compilation; the programmer should take care of (handle) these exceptions." ...
1 quick tip for pulling data from a Pandas dataframe using SQL queries \| by George Seif \| Towards Data Science	Want to be inspired? Come join my Super Quotes newsletter. 😎 The Pandas library is awesome for anyone that uses Python to analyse their data. It’s very easy to use, quite fast when applied properly, and flexible in its capabilities. With Pandas, a lot of the functions that would have normally required more work, for e...	[ { "code": null, "e": 233, "s": 172, "text": "Want to be inspired? Come join my Super Quotes newsletter. 😎" }, { "code": null, "e": 314, "s": 233, "text": "The Pandas library is awesome for anyone that uses Python to analyse their data." }, { "code": null, "e": 586, ...
MongoDB query for exact match on multiple document fields	For exact match, set the values to be matched inside MongoDB $in(). Let us first create a collection with documents − > db.demo422.insertOne({"Name":"Chris","Marks":34}); { "acknowledged" : true, "insertedId" : ObjectId("5e73a4059822da45b30346e1") } > db.demo422.insertOne({"Name":"Chris","Marks":56}); { "ackno...	[ { "code": null, "e": 1180, "s": 1062, "text": "For exact match, set the values to be matched inside MongoDB $in(). Let us first create a collection with documents −" }, { "code": null, "e": 1868, "s": 1180, "text": "> db.demo422.insertOne({\"Name\":\"Chris\",\"Marks\":34});\n{\n ...
CSS - Outlines	Outlines are very similar to borders, but there are few major differences as well − An outline does not take up space. An outline does not take up space. Outlines do not have to be rectangular. Outlines do not have to be rectangular. Outline is always the same on all sides; you cannot specify different values for diffe...	[ { "code": null, "e": 2710, "s": 2626, "text": "Outlines are very similar to borders, but there are few major differences as well −" }, { "code": null, "e": 2745, "s": 2710, "text": "An outline does not take up space." }, { "code": null, "e": 2780, "s": 2745, "...
How to set cookies to expire in 30 minutes in JavaScript?	You can extend the life of a cookie beyond the current browser session by setting an expiration date and saving the expiry date within the cookie. This can be done by setting the ‘expires’ attribute to a date and time. You can try to run the following example to set cookies to expire in 30 minutes Live Demo <html> <...	[ { "code": null, "e": 1281, "s": 1062, "text": "You can extend the life of a cookie beyond the current browser session by setting an expiration date and saving the expiry date within the cookie. This can be done by setting the ‘expires’ attribute to a date and time." }, { "code": null, "e...
Modular Arithmetic - GeeksforGeeks	04 May, 2020 Modular arithmetic is the branch of arithmetic mathematics related with the “mod” functionality. Basically, modular arithmetic is related with computation of “mod” of expressions. Expressions may have digits and computational symbols of addition, subtraction, multiplication, division or any other. Here we ...	[ { "code": null, "e": 24792, "s": 24764, "text": "\n04 May, 2020" }, { "code": null, "e": 25161, "s": 24792, "text": "Modular arithmetic is the branch of arithmetic mathematics related with the “mod” functionality. Basically, modular arithmetic is related with computation of “mod”...
C# Cast method	To cast elements, use the Cast() method. The following is our list. List<object> myList = new List<object> { "Mac", "Windows", "Linux", "Solaris" }; Now, cast and use the Cast() method with substring() method to display the first two letters of every string in the list. IEnumerable<string> res = myList.AsQueryable().Ca...	[ { "code": null, "e": 1103, "s": 1062, "text": "To cast elements, use the Cast() method." }, { "code": null, "e": 1130, "s": 1103, "text": "The following is our list." }, { "code": null, "e": 1211, "s": 1130, "text": "List<object> myList = new List<object> { \"...
A step-by-step guide for clustering images \| by Erdogan Taskesen \| Towards Data Science	For the detection and exploration of natural groups or clusters of images by carefully pre-processing images, utilizing well-known feature extraction approaches, and evaluation of the goodness of the clustering. A theoretical background followed by a hands-on tutorial. Many computer vision tasks rely on (deep) neural n...	[ { "code": null, "e": 442, "s": 172, "text": "For the detection and exploration of natural groups or clusters of images by carefully pre-processing images, utilizing well-known feature extraction approaches, and evaluation of the goodness of the clustering. A theoretical background followed by a hand...
Explain the unary operations of algebra relations in DBMS?	Query is a question or requesting information. Query language is a language which is used to retrieve information from a database. Query language is divided into two types − Procedural language Procedural language Non-procedural language Non-procedural language Information is retrieved from the database by specifying t...	[ { "code": null, "e": 1193, "s": 1062, "text": "Query is a question or requesting information. Query language is a language which is used to retrieve information from a database." }, { "code": null, "e": 1236, "s": 1193, "text": "Query language is divided into two types −" }, ...
Count the number of elements which are greater than any of element on right side of an array	04 Aug, 2021 Given an array Arr[]. The task is to count the number of elements Arr[i] in the given array such that one or more smaller elements are present on the right side of the element Arr[i] in array. Examples: Input: Arr[] = { 3, 9, 4, 6, 7, 5 } Output: 3Numbers that counts are: 9, 6, 7 9 – As all numbers are p...	[ { "code": null, "e": 53, "s": 25, "text": "\n04 Aug, 2021" }, { "code": null, "e": 246, "s": 53, "text": "Given an array Arr[]. The task is to count the number of elements Arr[i] in the given array such that one or more smaller elements are present on the right side of the elemen...
numpy.ndarray.resize() function – Python	11 Jun, 2020 numpy.ndarray.resize() function change shape and size of array in-place. Syntax : numpy.ndarray.resize(new_shape, refcheck = True) Parameters :new_shape :[tuple of ints, or n ints] Shape of resized array.refcheck :[bool, optional] If False, reference count will not be checked. Default is True. Return : Non...	[ { "code": null, "e": 28, "s": 0, "text": "\n11 Jun, 2020" }, { "code": null, "e": 101, "s": 28, "text": "numpy.ndarray.resize() function change shape and size of array in-place." }, { "code": null, "e": 159, "s": 101, "text": "Syntax : numpy.ndarray.resize(new...
How to run multiple npm scripts in parallel?	09 Feb, 2021 As there is no straightforward way provided by npm to run multiple scripts in parallel, We can try coming up with a solution in the following way: Create a basic React App project on the Localhost server and at the same time, we want to run the build operation of the project. Now what we can do is we can m...	[ { "code": null, "e": 54, "s": 26, "text": "\n09 Feb, 2021" }, { "code": null, "e": 201, "s": 54, "text": "As there is no straightforward way provided by npm to run multiple scripts in parallel, We can try coming up with a solution in the following way:" }, { "code": null,...
Node.js crypto.verify() Function	24 Sep, 2021 The crypto.verify() is a method of the inbuilt module of node.js crypto that is used to verify the signature of data that is hashed using a different kind of hashing functions Like SHA256 algorithm etc. Syntax: crypto.verify(algorithm, data, publicKey, signature) Parameters: algorithm: It is a string-typ...	[ { "code": null, "e": 28, "s": 0, "text": "\n24 Sep, 2021" }, { "code": null, "e": 232, "s": 28, "text": "The crypto.verify() is a method of the inbuilt module of node.js crypto that is used to verify the signature of data that is hashed using a different kind of hashing function...
Create a GUI for Weather Forecast using openweathermap API in Python	05 Sep, 2020 Prerequisites: Find current weather of any city using openweathermap API The idea of this article is to provide a simple GUI application to users to get the current temperature of any city they wish to see. The system also provides a simple user interface for simplification of application. It also provides...	[ { "code": null, "e": 28, "s": 0, "text": "\n05 Sep, 2020" }, { "code": null, "e": 101, "s": 28, "text": "Prerequisites: Find current weather of any city using openweathermap API" }, { "code": null, "e": 679, "s": 101, "text": "The idea of this article is to pr...
How to Convert ArrayList to LinkedHashSet in Java? - GeeksforGeeks	20 Sep, 2021 ArrayList is a data structure that overcomes the shortcomings of the common array in Java wherein the size has to be explicitly specified beforehand. The length of the array data structure cannot be modified which is taken care of the ArrayList data structure. This data structure is also known as the dynam...	[ { "code": null, "e": 25237, "s": 25209, "text": "\n20 Sep, 2021" }, { "code": null, "e": 25716, "s": 25237, "text": "ArrayList is a data structure that overcomes the shortcomings of the common array in Java wherein the size has to be explicitly specified beforehand. The length of...
Finding Similar Quora Questions with BOW, TFIDF and Xgboost \| by Susan Li \| Towards Data Science	Quora is a question-and-answer website where questions are asked, answered, edited, and organized by its community of users in the form of opinions. In September 2018, Quora reported hitting 300 million monthly users. With over 300 million people visit Quora every month, it’s no surprise that many people ask duplicated...	[ { "code": null, "e": 321, "s": 172, "text": "Quora is a question-and-answer website where questions are asked, answered, edited, and organized by its community of users in the form of opinions." }, { "code": null, "e": 760, "s": 321, "text": "In September 2018, Quora reported hit...
jQuery focus() with Example	The focus() method in jQuery is used to trigger the focus event. The focus event occurs when an element gets focus. The syntax is as follows − $(selector).focus() Let us now see an example to implement the jQuery focus() method − <!DOCTYPE html> <html> <head> <style> .demo { color: blue; } </style> <script ...	[ { "code": null, "e": 1178, "s": 1062, "text": "The focus() method in jQuery is used to trigger the focus event. The focus event occurs when an element gets focus." }, { "code": null, "e": 1205, "s": 1178, "text": "The syntax is as follows −" }, { "code": null, "e": 12...
Java Program to Find the Frequency of Odd & Even Numbers in the Matrix - GeeksforGeeks	29 Oct, 2020 Matrix is simply a two-dimensional array. Just like in one-dimensional traversal operation is required to figure out. The task is to find the frequencies of odd and even number in the given matrix. The size of matrix is defined as product of numbers of columns and rows. So, the size of the matrix is m × n...	[ { "code": null, "e": 25347, "s": 25319, "text": "\n29 Oct, 2020" }, { "code": null, "e": 25546, "s": 25347, "text": "Matrix is simply a two-dimensional array. Just like in one-dimensional traversal operation is required to figure out. The task is to find the frequencies of odd an...
Taking Screenshots using pyscreenshot in Python	05 Sep, 2020 Python offers multiple libraries to ease our work. Here we will learn how to take a screenshot using Python. Python provides a module called pyscreenshot for this task. It is only a pure Python wrapper, a thin layer over existing backends. Performance and interactivity are not important for this library. I...	[ { "code": null, "e": 28, "s": 0, "text": "\n05 Sep, 2020" }, { "code": null, "e": 334, "s": 28, "text": "Python offers multiple libraries to ease our work. Here we will learn how to take a screenshot using Python. Python provides a module called pyscreenshot for this task. It is ...
Java.util.concurrent.ExecutorService Interface with Examples	13 May, 2022 The ExecutorService interface extends Executor by adding methods that help manage and control the execution of threads. It is defined in java.util.concurrent package. It defines methods that execute the threads that return results, a set of threads that determine the shutdown status. The ExecutorService in...	[ { "code": null, "e": 54, "s": 26, "text": "\n13 May, 2022" }, { "code": null, "e": 559, "s": 54, "text": "The ExecutorService interface extends Executor by adding methods that help manage and control the execution of threads. It is defined in java.util.concurrent package. It defi...
SASS \| Use variables across multiple files	30 Jan, 2020 To use variables across multiple files in SASS is carried out by @import rule of SASS. @import rule which import Sass and CSS stylesheets for providing variables, @mixins and functions.Such that combine all stylesheets together for compiled css. It also imports URL such as frameworks like Bootstrap etc.. T...	[ { "code": null, "e": 28, "s": 0, "text": "\n30 Jan, 2020" }, { "code": null, "e": 115, "s": 28, "text": "To use variables across multiple files in SASS is carried out by @import rule of SASS." }, { "code": null, "e": 274, "s": 115, "text": "@import rule which ...
Logistic Regression in Python - Quick Guide	Logistic Regression is a statistical method of classification of objects. This chapter will give an introduction to logistic regression with the help of some examples. To understand logistic regression, you should know what classification means. Let us consider the following examples to understand this better − A docto...	[ { "code": null, "e": 2035, "s": 1867, "text": "Logistic Regression is a statistical method of classification of objects. This chapter will give an introduction to logistic regression with the help of some examples." }, { "code": null, "e": 2180, "s": 2035, "text": "To understand ...
Number of subsequences with zero sum	21 Jun, 2022 Given an array arr[] of N integers. The task is to count the number of sub-sequences whose sum is 0. Examples: Input: arr[] = {-1, 2, -2, 1} Output: 3 All possible sub-sequences are {-1, 1}, {2, -2} and {-1, 2, -2, 1} Input: arr[] = {-2, -4, -1, 6, -2} Output: 2 Approach: The problem can be solved us...	[ { "code": null, "e": 52, "s": 24, "text": "\n21 Jun, 2022" }, { "code": null, "e": 165, "s": 52, "text": "Given an array arr[] of N integers. The task is to count the number of sub-sequences whose sum is 0. Examples: " }, { "code": null, "e": 319, "s": 165, "...