instruction stringlengths 0 30k ⌀ |
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I do not understand how the following operations `2s – 1` and `1 - 2s` are performed in the following expressions:
```vhdl
R <= (s & '0') - 1;
L <= 1-(s & '0');
```
Considering the fact that `R` and `L` are of type `signed(1 downto 0)` and `s` of type `std_logic`. I have extracted them from a `vhdl` code... |
Need clarification on VHDL expressions involving std_logic_vector, unsigned and literals, unsure about compiler interpretation |
|math|types|vhdl|unsigned|ieee| |
null |
I had similar problems with webpack 5 and http-proxy-middleware.
The issue is webpack DevServer is using the `/ws` path, but my proxy and socket server were also using `/ws`.
**Option 1**
Before: proxy and socket server were using `/ws`.
```js
const setupProxy = [
createProxyMiddleware('/api', options),
... |
What is the reason I'm seeing a Lookup index which is null when I run, graph.run(SHOW INDEXES;)? |
|python|neo4j|py2neo| |
null |
The efficiency of either approach depends on whether you have a greater number of cells per grid or more layers, essentially dictated by your region of interest and spatial resolution, as well as the period or temporal resolution under investigation. Both methods could be viable, but their suitability varies depending ... |
I'm trying to make a search bar that will look nice. What I did is, I made an image of an search bar and I'm adding the image to the back-ground of the input and I'm editing the place and the size that the font will appear.
The only thing that I can't find a way to edit is the small 'x' button that appears when I'm us... |
The answer would definitively be to use [Module Federation](https://module-federation.io/), since you'll get the low-level build and runtime primitives that make it easy for you to load separate remote builds into your main application host, instead of starting from scratch.
This will also give you programmatic ho... |
null |
Auto delete old posts using Snippets for special category |
I try to make a 38 KHz carrier IR remote control frequency using delay function. When I press the key named "tasto1" the remote could send from ir led the carrier but I don't see nothing on the ocilloscope.The remote control have a ATtiny 2313V mcu and I wrote the code in avr-c using avr-gcc compiler. Is there somethin... |
|git|github|version-control| |
I made it! I added `alpha=year` to my code and I got this:
[Final graph][1]
[1]: https://i.stack.imgur.com/Lt27G.jpg
|
Usually using a variable is an additional overhead, but in your case Chrome was able to provide the same performance. But if a variable is reused, that could actually boost performance. So the rule could be - don't create unnecessary variables.
Also note that JS engine could optimize code while compiling so in reali... |
A `dplyr` solution:
```
library(dplyr)
df |>
filter(Disease == 1 & lead(Disease) == 2, .by = ID) |>
pull(ID)
```
Result:
```
[1] 2 4
```
**Edit:**
The original question was extended such that cases with disease sequence (1, 3, 2) shall also be included:
```
df |>
filter(Disease == 1 &
... |
I don't understand how to create the SLT instruction inside my 4-bit ripple ALU, that consists of 1-bit ALU's. I don't know what to put in the 2'b11 for the 1-bit ALU and how to connect them together in my 4-Bit ALU. How would I set the LSB if I can't tell whether or not a \< b till the MSB ALU. Here's my code, any hel... |
4-bit ALU SLT operation |
|verilog| |
null |
So i have a problem where i simply cannot change my nginx error page (Even after setting it up in nginx website config, it still shows the default one)
My website is under cloudflare proxy if that is the problem.
I tried looking it up in the internet, basically everyone had simmilar config so i really dont know wha... |
Getting Right Answer on Console.Log, but return function not giving right answer |
|javascript| |
null |
I am using an ASP.NET Core Web API with Entity Framework Core (pomelo). I have a MariaDB database. I use Swagger UI to explore my API, as per the template. When I try to use it to delete a row, I get the following error:
> Microsoft.EntityFrameworkCore.DbUpdateException: An error occurred while saving the entity cha... |
{"Voters":[{"Id":1191247,"DisplayName":"user1191247"},{"Id":5389997,"DisplayName":"Shadow"},{"Id":5193536,"DisplayName":"nbk"}]} |
There are several pieces to this: either specify `runApp(.., host=, port=)` or shift to using the built-in shiny-server in the parent image.
# Fix `runApp`
First is that you expose port 8180 but the default of `runApp` may be to randomly assign a port. From [`?runApp`](https://shiny.posit.co/r/reference/shiny/lat... |
null |
I have a Avalonia project in C# that was just setup. Currently I am testing if Avalonia fits my requirements. Currently I struggle at a simple point.
I want to create a custom user control of type `UserControl` and provide a property in that control, that should be set by a binding from the view that is using the cont... |
Avalonia Binding Custom Control throws System.InvalidCastException |
|c#|avalonia| |
Just use a normal **window.onerror** event to catch it...
<!DOCTYPE html><html><head></head><body>
<script>
window.onerror=(e)=>{alert(e);};
setTimeout(function(){
console.log(window.frames.testframe.location.href);
},2000);
</script>
... |
Flutter has changed its default theme blue color to purple and some of its widgets(if you set `useMaterial3: true` in **ThemeData** )
After editing your question, there are 2 ways,
To change app theme color you need to add
colorScheme: ColorScheme.fromSeed(seedColor: Colors.blue),
inside your... |
Paste the pieces together, and evaluate it as an expression, for example
```r
x1 <- c(1, 2, 3)
y1 <- c(1, 2, 4)
string <- paste0(c('x','y'), 1, '==', c(1,2), collapse='&')
eval(parse(text=string))
# [1] FALSE FALSE FALSE
``` |
Download link is not working in my WordPress website. File, link address everything is correct. Even by right click the file is opening in other tab. But it is not downloading directly. How to solve this problem?
I have cleared the cache of the website. But nothing happened. |
Download button not working in wordpress website. How can solve it? |
|wordpress| |
null |
I'm encountering an issue with Hibernate where I'm getting the following SQL error:
Please help me to resolve error
SQL Error: 0, SQLState: 42P01
ERROR: missing FROM-clause entry for table "th1_1"
Position: 14
I'm working on a Spring Boot application where I'm using Hibernate for ORM mapping. I have entities... |
dynamically retieve style from css with javascript |
|javascript|html|css| |
Making an open world choose-your-own-adventure text based game in python. Sorta new to python so I'm not sure what the best way to do this is. I want to store information about lots of different items such as armor, weapons, etc. I also want to store information about different towns and the NPCs in them. How can I sto... |
How to store data with lots of subdata but keep easy and simple access in python |
|python|text| |
null |
I recently upgraded my laravel application to bootstrap 5 and I cannot (for the life of me) get bootstrap's tooltips working. My application is running Laravel Framework 9.52.16 with bootstrap 5.3.3 and popper.js 1.16.1.
My default html tooltips work but I would like to use bootstrap 5's tooltips as they are cleaner... |
I am probably missing something simple but...
I have a website created with WordPress that has a WooCommerce shop on it.
I want to put an image behind the "Shop" text in the banner on the page.
Can't seem to find a way to do it.
Any help would be greatly appreciated.
[Link to website page in question](https://ma... |
Put an image behind the title in a WP, WooCommerce "shop" page |
|wordpress|image|woocommerce|background-image| |
null |
I have been asked in one of the Top company below question and I was not able to answer.
Just replied : I need to update myself on this topic
After my research I got stuck at this point : `Index Skip Scan`
What is the relationship between `Composite indexing` and `Index Skip Scan`
In order to confuse m... |
I have a project with the `composer.lock` file.
I installed packages with the command:
composer install
Now I would like to roll back that `composer install` command to the state as it was before running it.
How to remove all packages without affecting `composer.lock` file?
Is there any single `composer`... |
While building an App, I came across an error:
[![enter image description here][1]][1]
I'm guessing the error was saying I needed to update the location package in order to use it. While researching how to update the package, I came across this website :
https://www.fluttercampus.com/guide/391/android-gradle... |
How Do I Create A Path In The pubspec.yaml File? |
|flutter|kotlin|dart|gradle|pubspec.yaml| |
If you pay attention to the design of your data structures then I don't see any need for `fmt.Sprintf`.
For example,
type TTKey struct {
Bitboard [2]uint64
PlayerTurn int
}
type TTFlag int64
type TTEntry struct {
BestScore float64
BestMove int
Flag ... |
git ls-files -d | xargs git checkout --
this assumes that with "reset" you mean restore or undelete the file. because "reset" is another git concept which is related in some obscure ways. more on that later
explanation:
`git ls-files -d` will list all files that are deleted. note it will only list unstaged... |
I do not know why Amass only show 2 commands. Amass Enum and Intel. Why? In the github there is more than 2 commands.
My second questions, what is FQDN, manage, and other Amass Enum results? Thank you so much for helping me out. I am so confuse right now.
Detailed and easy explanation for all my questions |
OWASP Amass Subcommands |
|security|owasp| |
null |
Use [esbuid][1] CLI:
```bash
esbuild --minify file.js
```
See: https://esbuild.github.io/api/#minify
[1]: https://www.npmjs.com/package/esbuild |
actually you are importing from wrong package instead use
import { redirect } from "next/navigation";
This will hopefully work!!. |
I am unable to create a new market on openbook-dex. I am trying to get the createMarket.ts script from their example repo (https://github.com/openbook-dex/scripts-v2/) to function. It is not clear from the example what values should be set for all parameters, as there are a number of commented out lines. Code below as ... |
Solana openbook-dex createMarket script |
Databricks documentation says that autoloader can ingest millions of files per second from cloud storage using event notification mode. However, when I enable event notification mode, speed is at best reaching 300 files pers second. All files are quite small 10-50KB in size.
Have tried both directory listing and fil... |
ingesting high volume small size files in azure databricks |
|apache-spark|pyspark|azure-databricks|spark-structured-streaming| |
null |
I am new to Flask and JavaScript, so help would be appreciated. I am making a mock draft simulator, and I have a function that contains a for loop, that simulates a selection for each team, adds the pick to a dictionary, and after the loop breaks, the dictionary is sent to JavaScript.
```
@app.route('/simulate-draft'... |
You want the `$`<sup>[(docs)](https://www.autohotkey.com/docs/v2/Hotkeys.htm#prefixdollar)</sup> prefix.
#Requires AutoHotkey 2
$1::
{
static num := 1
SendInput(num++)
if (num > 3)
num := 1
}
|
You can use [`full()`][1] filter.
```rust
let hello = warp::path!("fullpath")
.and(warp::filters::path::full())
.map(|path: FullPath| format!("{}", path.as_str()));
```
[1]: https://docs.rs/warp/latest/warp/filters/path/fn.full.html |
When I try to Add AAR Dependency in the repository in Maven gradle, the Files are not resolved and Class Files are not available in the External Libraries, when I Inspect the code, only the BuildConif is available, how to overcome this issue?
But the issue is Specific to the machine, the same works fine in other ma... |
Android Studio is Not Resolving the Maven Repository AAR Files , Class Files are not available |
|aar| |
null |
This could be something I overlooked, that the commit is not actually under any branch, and now it cannot be seen under Xcode -> Source Control navigator -> Repositories
The only place that seems having some details of this commit is under .git -> objects where 'f5' is definitely the first 2 characters of the ID of ... |
I am using an ASP.NET Core Web API with Entity Framework Core (pomelo). I have a MariaDB database. I use Swagger UI to explore my API, as per the template. When I try to use it to delete a row, I get the following error:
> Microsoft.EntityFrameworkCore.DbUpdateException: An error occurred while saving the entity cha... |
I have created a new repository on github and uploaded a test index.html file on it . How can I find the File_ID for this file ?
Should be something like : File_ID=765345_index.html
I was able to get User_ID via api at https://api.github.com/ but I have no idea what to do for File_ID . |
How do I find Github File_ID? |
|github|github-pages|github-api| |
null |
Based purely on [this documentation](http://re2c.org/manual/manual_c.html#regular-expressions), a form of lookahead is supported.
So one might hope that this would work:
```
BINARY_NUM = "0b" ("0"|"1") ("_"? ("0"|"1"))* / [^_01] ;
```
or slightly more compactly:
```
BINARY_NUM = "0b" [01]+ ( "_" [01]+ )* / [^... |
I found a way to do this in just HTML, if that's what you're looking for. If you re-write your code to look like this:
<a href="website_homepage.htm">Home</a>
<a href="website_hills.htm">Hills Pupil Tailored Website</a>
Then your links will show side by side.
Full transparency, I'm just starting out... |
[As Moshi pointed out][1], I conflated the concepts of "case-sensitivity" and "case of letters":
The "scheme" component and the "host" authority sub-component being **case-insensitive** means that they can contain letters of any cases, but an implementation should treat "scheme" and "host" values, respectively, as i... |
Cannot get Bootstrap Tooltips working in Laravel Application after BS5 upgrade even when tooltips are enabled per BS5 documentation |
|user-interface|bootstrap-5|laravel-9| |
null |
You have two separate variables called `ch` -- a local parameter to the `Get` function and a global static `ch`. The global static is used as the argument to `Get` in `main`, so its value will be used to initialize the parameter `ch`, but other than that, these are two completely separate variables with no connection ... |
I have created this Swiper slider with pagination bullets that have a progress bar pagination. It changes color for the bullet (to #000) on active slides. Is there a way for the bullets for the slide that was visited has their colored changed (to `#000`) as well - so only the unvisited slide's bullet with the grey `#DD... |
A windowed function is processed at the same time the SELECT is.
More specifically, this is the order of operations:
FROM and JOINS
WHERE
GROUP BY
HAVING
SELECT
notice how SELECT is processed last.
Therefore your queries are not the same as your first query is filtering before the windowed function. The... |
pip install numpy
Collecting numpy
Using cached numpy-1.26.4.tar.gz (15.8 MB)
Installing build dependencies ... done
Getting requirements to build wheel ... done
Installing backend dependencies ... done
Preparing metadata (pyproject.toml) ... error
error: subprocess-exited-with-error
× P... |
Preparing metadata (pyproject.toml) ... error |
|python|module| |
null |
|typescript|solana|solana-web3js|anchor-solana| |
null |