Welcome to Software Development on Codidact!
Will you help us build our independent community of developers helping developers? We're small and trying to grow. We welcome questions about all aspects of software development, from design to code to QA and more. Got questions? Got answers? Got code you'd like someone to review? Please join us.
General Q&A about programming, scripting, software design & architecture, process, tools, testing, and more.
Filters (None)
I host my website on a PaaS-modeled, shared hosting environment by SiteGround which is quite a well known hosting company with (as I believe) well-venerated email servers. I am trying to create ...
I use CentOS with Bash and I would like to download, execute and delete the executed downloaded file (running a remote/cloud script locally). I often prefer to load my own shell scripts from my ow...
I have an HTML-PHP-CSS contact form with a date field: <input type="date" name="date" id="cf_input_date"></input> The default value in this field is the W3C built-in default: dd/m...
I have a simple HTML-PHP contact form with some CSS. I desire to prevent the default behavior of the form which leads the user into a blank PHP page after submission, and, to have the form being s...
By principle, I normally work with two different companies for establishing websites for myself: One for domain registration and domain-sole email address One for web application hosting My ...
I need to drop all of the stored procedures from my MySQL database before I recreate them. How can I do so?
Based on my understanding HTTP is something client and server speak in, I mean it is like a language for a server and client to communicate(not exactly a programming language). Then how to understa...
How do I mock tempnam() with vfsStream for code that uses it to create temporary files (for example, in a PHPUnit test)?
Is there possible way to run XML like as HTML? Suppose, I have following code. <?xml version="1.0" encoding="UTF-8"?> <breakfast_menu> <food> <name>Belgian Waffles&l...
if (type=="dialer") { String timestamp = list.get(position).get(Constants.DATE); holder.txtTimestamp.setVisibility(View.VISIBLE); holder.imgDelete.s...
I have created two PHP modules, one is a contact form module and one is a a sticky "call now" module. I can access the contact form by example.com/contact_form.php but in contrast, example.com/cal...
What should I use instead of ContactsContract.Contacts.LAST_TIME_CONTACTED? According to documentation, LAST_TIME_CONTACTED variable was deprecated. Even it was written in ContactsContract.class /...
managedQuery is recently deprecated. ManagedQuery was used for using Cursor. What should I use since managedQuery was deprecated? Without it, I can't work with Cursor. So there must be alternative ...
I have to modify a legacy Django web application where there are 2 tables to store the same information using the same database structure, and the only difference is the names of the tables (and th...
With Azure Data Factory I tried migrating from Azure Cosmos DB NoSQL to Azure Cosmos DB MongoDB. The export went fine from the NoSQL but the import to the MongoDB did not work. I got no reasonable ...
In Eclipse, is it possible to setup custom errors or markers in the editor, for annotation processing? For example, the standard squiggly lines with descriptions. This question is not important. ...
How do you fix the error 'Failed to load the DLL hostfxr.dll' when running a .NET test executed via dotnet test and starting an x86 .NET application in the test? I'm using .NET 8. Failed to load ...
The answer provided in the How to set the cell color to a user defined value using NPOI from F#? thread solves the problem of how to set the right properties using F#, but it uses a new ICellStyle ...
I'm getting an error when trying to open a shell to a pod. This used to work. $ kubectl exec --tty --stdin --namespace my-ns my-pod -- sh Error from server (BadRequest): Upgrade request required ...
I'm trying to write a bash function that can sanitize filenames to make them compatible with both Linux and Windows file systems. The function should perform the following operations: Replace in...
Some web sites are able to detect that Developer Tools is open as output a message in a the console. How does JavaScript know that the Chrome DevTools are open? Could this be spoofed?
I'm writing exception handling around a call to Socket.AcceptAsync in a loop. One of the exceptions it's documented to throw is SocketException, but the documentation is vague: An error occurred...
Asked How to implement map using the fish (>=>, Kleisli composition) operator in F#? a couple of hours ago, and r~~'s answer blew my mind: let map f = id >=> switch f It is perfect ...
I'm learning monadic composition through Scott Wlaschin's Railway-oriented Programming post. Oncebind, switch, and >=> functions are defined, he introduces map to show how to "turn a one-trac...
I have created a simple bus topology connecting 2 switches and a router, with each switch connected to their respective end devices through ordinary star topology. The switch model used was 3560-24...
The F# language guide (see Signatures article) has a very sparse definition of what a "sealed" type is: Attribute Description [<Sealed>] For a type that has no abstract me...
What is the default port number of MariaDB database server? (Remembering defaults is surprisingly hard since usually you don't need to specify them..)
I do need to create an email template using components where the wrapped text left side (td - 50%) is overlapping with the image ( td - 50%) like Venn Diagrams... Not exactly but somehow... I came...
ChromeOS Linux: Debian, how do I install Android SDK manager via command line? I wanted to try this repo https://github.com/JetBrains/compose-multiplatform/tree/master/examples/imageviewer and I g...
I have a flat list where each item is the key and value for an attribute. I want to transform this into a nested list where each attribute is a sublist. Example input: [ "attr1 apple 1", "a...
Sometimes I will need to temporarily lock out other MySQL users when I am making large structure changes and want to make sure that nobody else is inputting or changing the data. The other use case...
If I have some text in a cell, how can I find the number of times another piece of text appears in it? For example, suppose A1 contains Peter Piper picked a peck of pickled peppers.. pick occurs 2...
A presently unanswered question on Stack Overflow asks: Does there exist a popcount function in libreoffice calc? and clarifies that "I often use BASE(A1;2;8) to show a number in binary".
As a person with no significant background in mathematics and computer science I thought that concatenation and AND are logically identical if not very similar because both add something to somethi...
I have a couple of 3d example projects in gcode for my printer but the printer bed has a couple of bumps in the center (where things are printed by default) and in order to print the objects I woul...
I'm trying to set up a simple test project, to unit test a change I'm working on. The change is to a file inside some existing project. I've tried to set up the includes as the original has it, but...
A user of Web Applications asked "How should I fix the formula?" with reference to: =IF($K4<2,$K4) applied as a Conditional Formatting [CF] formula to J4:J8, where the desired (green fill) f...
For use in connection with conditional formatting with alternating coloured fills in OpenOffice Calc, several years ago a user of Super User was applying this Ruby script: f = File.readlines("sha...
In an as yet unanswered Q from early this year a user of Stack Overflow asked: how to fill all non-empty cells of a column by 1 and the empty cells by 0. It's an xlsx file open with LibreOffice ...
A very recently asked Q on Web Applications has no answer yet (and, in my opinion, is so badly written may not receive an answer at all promptly). However it does seem (in my interpretation) to rai...
In response to a Q on Web Applications [WA] the asker self-answered with: =CONCATENATE("@ £/€ rate: ",text(J21,"0.00000")) The issue was that, with "in a cell J21 I have a set value 1.10000":. ...
A user of Web Applications gave the following as an example: https://docs.google.com/spreadsheets/d/1nPTBFXaIgpruPgNoWFSBUL2yKaibjeNJNExhnHVr8LE/edit#gid=0 and asked: How do I read a long ro...
A Q on Stack Overflow asks how to merge two columns where each row has only one populated cell. The example was from (on the left) to (on the right): a|b a 0| ...
I'm trying to create an encrypted¹ zip archive using bsdtar. Here's where I got stuck: bsdtar -c --options='zip:encryption' --passphrase "secret" -f test.zip test This is the error I get: bs...
I'm trying to write a spec test for a (correctly working) Angular component, but it errors when calling a service method with: TypeError: _this.myService.getSomeData is not a function The service...
I have the following xarray Dataset: d: <xarray.Dataset> Dimensions: (x: 79, y: 63, t: 1) Coordinates: * x (x) float64 0.9412 1.882 2.824 3.765 ... 71.53 72.47 73.41 74.35 * ...
I'm trying to revive an old project of mine. It was built with Phalcon PHP 2 or 3 (I don't even remember which version, but quite old). There I could include a call to the loop inside the controll...
Is there a way in Ubuntu to run a given bash command for a given Key combination in Gnome (42.9)? I run an Ubuntu in Hyper-V and after a while the normal Keyboard layout change doesn't work (maybe...
I'd like to get the minimum and maximum values of the axes on a Chart.js 4.4.0 plot. When the plot is created, these values must be calculated somewhere. However, reading through the Chart.js doc...
NOTE The meaning of the word "program" below is (PROGRAM) A federal or state initiative that offers grants for non-profits so that they can provide service at low cost or free of charge. a...
