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Q&A

General Q&A about programming, scripting, software design & architecture, process, tools, testing, and more.

60%
+1 −0
How can I upload images or files to strapi using graphQl

How can I upload images or files to strapi using graphQl. I'm using Cloudinary as the image provider. The strapi admin panel works fine, uploads the images to cloudinary. But, when using graphQl m...

0 answers  ·  posted 13d ago by Phtremor‭

60%
+1 −0
How to refer to the same class twice from one Entity Framework entity?

I have two classes, Contestant and Picture, with the following setup: public class Contestant { ... public int AvatarID { get; set; } [ForeignKey(nameof(AvatarID))] public ...

1 answer  ·  posted 2mo ago by FrankLuke‭  ·  edited 2mo ago by Alexei‭

40%
+0 −1
Deep linking from another app isn't working for Amazon prime and disney+hotstar

It's not possible to send data to amazon prime and disney+hotstar. I was trying to send user to amazon prime when they click a (video) link (e.g. https://www.amazon.com/gp/video/detail/B01MSPI8JN/r...

1 answer  ·  posted 20d ago by billy‭  ·  last activity 19d ago by billy‭

40%
+0 −1
Why does my code show an error at deriving (eq)? (SOLVED) NEW ERROR: At SimpleEnigma & SteckeredEnigma constructors which I need help on :")

Hi, I'm trying to code an Enigma machine in Haskell which were used by the German in WWII to transmit coded messages. An Enigma Machine consists of 3 rotors which are substitution ciphers and a re...

1 answer  ·  posted 28d ago by Anonymous‭  ·  last activity 26d ago by Alexei‭

22%
+0 −5
How should I deploy my Full Stack Angular Application (MEAN Stack) project on free hosting website? [closed]

How should I deploy my Full Stack Angular Application (MEAN Stack) project on free hosting website? Github I have provided below the github link of the project for the better understanding. Prob...

0 answers  ·  posted 10d ago by mrsilenttradeguy‭  ·  closed 10d ago by Alexei‭

22%
+0 −5
Haskell revision question. [closed]

The answer for this question is that there is something wrong with the expression of the first guard of this function below: congratulations :: [(String, Int)] -&gt; [String] congratulations [] =...

0 answers  ·  posted 5d ago by Anonymous‭  ·  closed 4d ago by Alexei‭

42%
+1 −2
What does this function definition mean in Haskell?

What does this function definition mean in Haskell? fn x [] = [] fn x (True:ys) = x : fn x ys fn x _ = []

1 answer  ·  posted 10d ago by Anonymous‭  ·  last activity 10d ago by r~~‭

66%
+2 −0
Using Lua's `os.rename` to rename a file from a hard drive to a new location on a USB flash drive

I'm using the os.rename function in a lua script. It works perfectly fine for renaming files on my hard drive, e.g. os.rename("test.txt","/Users/username/Desktop/test2.txt") will rename the fil...

1 answer  ·  posted 2mo ago by samcarter‭  ·  last activity 2mo ago by Peter Taylor‭

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+0 −0
org.apache.http.NoHttpResponseException: nginx.apps.cloud.cloud.local:443 failed to respond

Getting the following error only when I call a post API through Nginx [0m[31m12:48:35,903 ERROR [io.acurio.hub.api.rest.impl.DesignsResource] (default task-16) Failed to invoke workflow: com.masha...

0 answers  ·  posted 3mo ago by SmartestVEGA‭

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+7 −0
Is there any benefit to using new?

I've heard that in modern C++, smart pointers are preferred to raw pointers for ownership (the so-called RAII principle, as I understand it). This makes sense, and since then I've always used them...

1 answer  ·  posted 3mo ago by Moshi‭  ·  last activity 3mo ago by InfiniteDissent‭

77%
+5 −0
What is the Python Global Interpreter Lock?

What exactly is the Python Global Interpreter Lock (GIL)? As someone who is relatively new to Python, is this something I need to be aware of, or is this just some implementation detail of the inte...

1 answer  ·  posted 4mo ago by Moshi‭  ·  last activity 4mo ago by Derek Elkins‭

71%
+3 −0
How would I fix my IntelliJ IDE? It cannot open and re-installing does not work.

So I was looking around for some async solutions and I found one on github, https://github.com/electronicarts/ea-async I follow the setup instructions for maven. Only to realize it didn't work (I ...

1 answer  ·  posted 20d ago by cuzzo‭  ·  last activity 17d ago by cuzzo‭

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+3 −0
How to correctly daemonize a Rocket-based app?

Summary I'm refactoring a Rust-based service/daemon to move away from gRPC and use a Rocket-based API instead. I'm also using the daemonize crate to turn the foreground process into a background p...

1 answer  ·  posted 5mo ago by ghost-in-the-zsh‭  ·  last activity 4mo ago by ghost-in-the-zsh‭

33%
+0 −2
Replit particles push instead of being background [closed]

I am working on a replit https://AppropriateMessyRoutes.ozabramo.repl.co and I am trying to implement https://github.com/VincentGarreau/particles.js as a background but I keeps on pushing every...

1 answer  ·  posted 2d ago by ObviousPlays‭  ·  closed 2d ago by Alexei‭

42%
+1 −2
Why OFFSET isn't working the way it is expected?

I had three data with where gender=female. I was trying to call those data with limit and offset (Since in future there might be more than 1000 data). SELECT * FROM `users` WHERE `gender`='Female'...

1 answer  ·  posted 29d ago by billy‭  ·  edited 29d ago by Alexei‭

33%
+0 −2
How to solve missing JAR files error from Ant

I keep getting this error: Cause: the class org.apache.tools.ant.taskdefs.optional.ssh.SSHExec was not found. This looks like one of Ant's optional components. Action: Check that the ap...

1 answer  ·  posted 6mo ago by Megan‭  ·  last activity 6mo ago by Megan‭

70%
+5 −1
C naming convention, module trigrams?

For my company, I'm writing naming conventions for embedded code in C language. Function names must be named in lowerCamelCase() and start with a verb. Global variables are in Maj_started_lowe...

3 answers  ·  posted 2mo ago by AdriZ‭  ·  last activity 2mo ago by Dirk Herrmann‭

66%
+2 −0
Can UWPNuGetPackages be moved to another drive?

I'm trying to make a UWP app in Visual studio, but the NuGet package files have been huge. They just don't fit on my SSD, but I do have an HDD I could theoretically use. After a bunch of tinkering...

1 answer  ·  posted 4mo ago by Ullallulloo‭  ·  last activity 4mo ago by Ullallulloo‭

30%
+1 −5
Explaining the result of an arithmetic expression in JavaScript

I misunderstand why the following code outputs -1 in console. x = 42; x = (x == 42) * -1 + (x != 42) * x; -1 Due to Type Coercion, the comparison of x to 42 yields true and is thus transl...

2 answers  ·  posted 7mo ago by deleted user  ·  edited 7mo ago by Alexei‭

42%
+1 −2
How to generate random objects at different locations on x, y, z axis

I have been trying to generate a random object on all three axis in different locations. However, Vector3 doesn't accept that many overloads e.g: Vector3 spawnPos = new Vector3(Random.Range(spawnL...

1 answer  ·  posted 2mo ago by simonJN‭  ·  last activity 2mo ago by InfiniteDissent‭

77%
+5 −0
How to open a file and edit its content in groovy script

I have a Makefile in my Jenkins job's workspace, that I want to edit out certain parts from and then save it, before running next part of the script that uses this Makefile. The part that I want t...

2 answers  ·  posted 7mo ago by Megan‭  ·  last activity 7mo ago by Alexei‭

84%
+9 −0
Vim: how to search for all instances of a string, except for those that are between two specific strings

Using Vim, I am trying to search for all instances of a specific string, except for those that fall somewhere in between two other specific strings. For example, I want to determine all instances ...

2 answers  ·  posted 6mo ago by Trevor‭  ·  last activity 6mo ago by Dirk Herrmann‭

66%
+2 −0
Access denied to read SQS queue just created

I've been trying to get Amazon SQS working with the v3 JS client. I've gotten to the point where I can successfully create a queue using the frontend, but the issue starts when I try and send/recei...

1 answer  ·  posted 8mo ago by Darvids0n‭  ·  last activity 8mo ago by Darvids0n‭

77%
+5 −0
TypeScript is unable to infer the correct type for a mapped tuple

I was playing around with mapped tuples and came across an interesting case where TypeScript cannot infer the types used: interface Foo&lt;A, B&gt; { (a: A, b: B): any } function test&lt;...

0 answers  ·  posted 7mo ago by Moshi‭  ·  edited 7mo ago by Moshi‭

60%
+1 −0
How to get a default value from an assoc in Factor programming language

To get a value from an assoc and provide a default value if the value does not exist, I am using the following definition: :: at-def ( key assoc default -- value ) key assoc ?at [ drop default ] w...

1 answer  ·  posted 4mo ago by Razetime‭  ·  last activity 4mo ago by erg‭

85%
+10 −0
How to manage user-specific application data on Linux?

I am developing an application that targets Linux-based OS, and I need to store the user's configuration, metadata and other things in a persistent way (i.e. on the file system). I know that one c...

3 answers  ·  posted 4mo ago by Björn‭  ·  last activity 4mo ago by celtschk‭

40%
+0 −1
white screen issues but not in USB tethering mode

I am getting a white screen issue for my angular portal, only if I am not using "USB tethering". When I use home/office wifi, and mobile hotspot, I get a white screen when I use USB tethering fro...

0 answers  ·  posted 3mo ago by SmartestVEGA‭  ·  edited 3mo ago by Ethan‭

70%
+5 −1
Delete all occurrences of a character in a webpage with vanilla JavaScript

Primarily for learning, I would like to try to delete a specific character (letter or number or special character), wherever it is in a webpage, with vanilla JavaScript. The webpage won't change a...

3 answers  ·  posted 7mo ago by deleted user  ·  last activity 7mo ago by hkotsubo‭

71%
+3 −0
Do you need to use std::move to store a parameter passed by value?

If you have a class which needs to store a construction parameter internally, and you want to take advantage of move semantics, I understand that the parameter should be passed by value: class Foo...

1 answer  ·  posted 5mo ago by InfiniteDissent‭  ·  last activity 5mo ago by Dirk Herrmann‭

83%
+8 −0
Is it possible to undo a git reset?

For some reason, I just wanted to undo a commit on my git repository, which I've done with the following command: git reset --soft HEAD~1 So far, so good. However, by mistake I issued the comma...

2 answers  ·  posted 6mo ago by celtschk‭  ·  edited 6mo ago by Alexei‭

28%
+0 −3
What is [{options}] in JavaScript?

I am trying to understand this code: const iframes = iFrameResize( [{options}], [css selector] || [iframe] ); The code can be found in this documentation. Is [{options}] an array of objects an...

1 answer  ·  posted 7mo ago by deleted user  ·  last activity 7mo ago by hkotsubo‭

40%
+2 −4
Child process works only once after the parent's two calls to scanf

This program creates a child process and shares two integers (base and height) through the shared memory. The parent process asks four times to insert two integers and wait for the child process t...

1 answer  ·  posted 7mo ago by Luca_Impellizzeri‭  ·  last activity 6mo ago by Alexei‭

22%
+0 −5
how to use one list to find a similar list in another list python

I want a way to make it so that I can use list B to find out if a copy of itself exists in list A. listA = ['1', '1', '0', '1', '0', '1', 'down'] 2 ['0', '0', '1', '1', '1', '1', 'up'] 2 ['1', '...

0 answers  ·  posted 1mo ago by Solaranfel1366‭  ·  edited 1mo ago by Alexei‭

25%
+0 −4
Unable to boot from manjaro usb key [closed]

Unable to boot from manjaro usb key it looks like it is due to secure boot how can I do it without disabling the secure boot

0 answers  ·  posted 8mo ago by hedibensaid‭  ·  closed 8mo ago by Alexei‭

60%
+1 −0
Datagrid in MVVM saves edits but not inserts

I am writing a todolist application in WPF with MVVM. I display the goals in a datagrid and the editing works fine. Changes made in the grid are saved to the DB when I click save. However, adding a...

1 answer  ·  posted 1mo ago by FrankLuke‭  ·  last activity 1mo ago by Alexei‭

75%
+4 −0
What version of runtime environment does a .NET 5 application actually needs?

Our team deals with a legacy application that relies on a rather old deployment process and infrastructure: we deploy the application on an environment very similar to the production called Clon...

0 answers  ·  posted 8mo ago by Alexei‭  ·  edited 8mo ago by Alexei‭

50%
+0 −0
How to migrate NLog configuration from XML file(s) to application settings (JSON)?

I have just created an ASP.NET Core 6 application and added NLog support for logging: NLogBuilder.ConfigureNLog("nlog.config").GetCurrentClassLogger() However, this API is almost deprecated as ...

1 answer  ·  posted 5mo ago by Alexei‭  ·  last activity 5mo ago by Alexei‭

57%
+2 −1
ffmpeg: apply a filter from a start time to the end of the video

I'm using ffmpeg to apply a filter in between two time points. I am using the between() operator to specify the times. For example, to apply the yadif filter between 30 and 90 seconds I run: ffmpe...

1 answer  ·  posted 3mo ago by Trevor‭  ·  last activity 3mo ago by Trevor‭

40%
+0 −1
How To Verify Old Password in PHP? [closed]

I have a page to change the user password in my website, this page can only be used if the user have a logged in! The change password page have 3 inputs: Old Password, New Password and Con...

0 answers  ·  posted 8mo ago by rrenildopereiraa‭  ·  closed 8mo ago by Alexei‭

80%
+6 −0
When does it not work to dereference the pointer for sizeof during malloc?

Background This is kind of a subquestion to How to properly use malloc? When allocating, there are basically two common ways of using the sizeof operator: int *p; p = malloc(n * sizeof *p); /...

1 answer  ·  posted 10mo ago by klutt‭  ·  edited 10mo ago by hkotsubo‭

75%
+4 −0
Is it possible to write protocols for enumerations in Python?

Having recently learned about protocols in Python, I now wonder if you can write a protocol for enumerations. That is, a protocol that says that you are supposed to pass an enum that has certain it...

1 answer  ·  posted 7mo ago by celtschk‭  ·  last activity 7mo ago by r~~‭

77%
+5 −0
How to prevent token from being refreshed

I have an Angular application. The frontend has a mechanism that periodically fetches some information like this: ngOnInit(): void { setInterval( () =&gt; { this.http.get(... ).sub...

1 answer  ·  posted 10mo ago by klutt‭  ·  last activity 10mo ago by meriton‭

40%
+0 −1
Is there a JavaScript command to remove all CSS pseudo-elements whatsoever in a document? [closed]

In a dense DOM tree created by a content management system which I didn't create and don't know much about there might be pseudo elements hiding in various places. To ensure that, I want to run so...

0 answers  ·  posted 7mo ago by deleted user  ·  closed 7mo ago by Alexei‭

71%
+3 −0
Cast uninitialized variable to (void)

Is it undefined behaviour to cast an uninitialized variable to (void)? Example: int main() { int x; (void)x; return 0; }

4 answers  ·  posted 3mo ago by Estela‭  ·  last activity 3mo ago by Ethan‭

60%
+1 −0
Preloading some data at application startup as fast as possible

I am caching some very static information (changes once per day) in my ASP.NET Core application. This is normally done when needed ("lazy"). One such cache item is a 50K list of items that are tak...

1 answer  ·  posted 10mo ago by Alexei‭  ·  last activity 10mo ago by Alexei‭

66%
+4 −1
How to provide additional information when raising exception

MWE filename = "bad_dir" print(f"File not found: {filename}.") raise(FileNotFoundError) Question How do I raise an exception while adding additional information? In the example above, the...

1 answer  ·  posted 1mo ago by young_souvlaki‭  ·  last activity 1mo ago by Alexei‭

28%
+0 −3
How would I go about chunk loading around player in a 3 dimensional cartesian coordinate space [closed]

So I am in the process of creating a voxel sandbox survival game (minecraft clone) in javaFX. I am at a point where I need to come up with a way to load the chunks in my surrounding given a render ...

1 answer  ·  posted 26d ago by cuzzo‭  ·  closed 25d ago by cuzzo‭

75%
+4 −0
Move to the edit webpage of a webpage via the keyboard with vanilla JavaScript

The webpage example.com has an edit webpage (from which one can edit example.com itself). example.com/index.php?title=עמוד_ראשי&amp;action=edit I want that after I click ALT+Shift+E, I would im...

1 answer  ·  posted 8mo ago by deleted user  ·  last activity 8mo ago by hkotsubo‭

71%
+3 −0
Why static code analyzers such as SonarQube indicate a high code complexity for switch statements?

During a presentation of a pipeline configuration, a colleague showed a SonarQube integration and one of its reports. A warning was caused by overrunning the max value for the code complexity thres...

2 answers  ·  posted 10mo ago by Alexei‭  ·  last activity 10mo ago by Derek Elkins‭

50%
+0 −0
Working with a generic class that uses a type that should be of generic type

I have followed Nick Chapsas' tutorial to avoid throwing a ValidationException to treat validation errors and instead rely on LanguageExt.Common.Result&lt;&gt; from LanguageExt library. I have ma...

0 answers  ·  posted 5mo ago by Alexei‭