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Q&A

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.

Posts tagged command-line-interface

For questions dealing with command-line interfaces (CLIs) related to programming tasks. A CLI is a text-based interface that is used to operate software applications and operating systems.

This tag doesn't have a detailed wiki yet.

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Q&A Why can't I run freshly-installed Python from the command line on Windows?

I tried installing Python on an old computer running Windows 8[1]. I know for a fact that there was never any previous installation of Python on the machine. The installation appeared to be success...

1 answer  ·  posted 6d ago by Karl Knechtel‭  ·  last activity 6d ago by Karl Knechtel‭

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Q&A How can I access and use command-line arguments in Python?

In many other programming languages, the execution of code starts in a specifically named function (such as main) which is expected to have a specific signature, which allows that function to recei...

1 answer  ·  posted 9d ago by Karl Knechtel‭  ·  last activity 9d ago by Karl Knechtel‭

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Q&A ChromeOS Linux: Debian, how do I install Android SDK manager via command line?

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...

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

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Q&A Listen for key events in a CLI app

I have a Python program like this: done = False while u and not done: i = u.pop() print(f"Processing {i}") do_big_task(i) finish_up() Since this takes a long time, the user m...

1 answer  ·  posted 10mo ago by matthewsnyder‭  ·  last activity 10mo ago by mr Tsjolder‭

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Q&A How can I schedule a later task in Python?

I want my CLI Python program to schedule a task, and then exit. After some times has passed (say 10 minutes) the task should execute. The task can be a Python method or a shell command, whatever i...

3 answers  ·  posted 10mo ago by matthewsnyder‭  ·  last activity 10mo ago by H_H‭

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Q&A How can a Python program send itself to the background?

Is it possible for a Python program to send itself in the background? For example, on Linux you can do nohup some_cmd & and any program will run in the background. Some programs also support s...

1 answer  ·  posted 10mo ago by matthewsnyder‭  ·  last activity 10mo ago by r~~‭

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Q&A For scripting what are the pros and cons of command line arguments versus capturing input at the start?

Let's say I have a script that needs the user to set X number of variables at the start. One can either Pass the arguments in on the command line. Start the program and then have the user input...

6 answers  ·  posted 3y ago by Charlie Brumbaugh‭  ·  last activity 1y ago by Dirk Herrmann‭

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Q&A Postgres command-line variable substitution error

According to the psql (version 14) man page, it's possible to set variables using the -v command-line parameter, then use the variable in a query, automatically quoted correctly, with :'variable_na...

1 answer  ·  posted 1y ago by Andrew‭  ·  last activity 1y ago by matthewsnyder‭

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Q&A How do I support tab completion in a python CLI program?

I spend a lot of time writing CLI tools in Python, and I would like to support tab-completion in a style similar to Git. For example, subcommands should be tab-completable, options should expand ba...

1 answer  ·  posted 2y ago by ajv‭  ·  last activity 2y ago by hkotsubo‭