Questions tagged [cli]
A command-line interface (CLI) is a mechanism for interacting with a computer operating system or software by typing commands to perform specific tasks.
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The applicability of functional core - imperative shell to a cli program which contains a wrapper around a binary
Not long ago while I was exploring for solutions to test without mocks I've found out about the functional core, imperative shell architecture. It sounds great, I also think that it would play nicely ...
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Problems with designing an intuitive cli experience
Warning: This may be a stupid/atypical question but I just don't know what to do. Any suggestion is welcome when it comes to change the existing behavior as long as the features are the same.
The ...
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How are applications where any command can be run CLI, but also has a UI element, structured?
Sorry if the title sounds too broad, I'll try to clarify. I am trying to understand the structure of applications that have a GUI, but any action can also be run from a CLI (either integrated in the ...
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Is it better practice to set default values for optional argparse arguments?
I mention python's argparse as an example but this would apply to any CLI argument parser library for any language. Just generally speaking, at a high level, if there are a lot of optional arguments ...
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Adding a CLI to a Windows service
I have a Windows service that I would like to extend and add a CLI to it similar to docker or Elastic Agent, so I have a question about what kind of approach I should use for the *.exe to communicate ...
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Why have a path argument when there is cwd
When writing a program that uses a working directory, e.g., PostgreSQL data directory or download target for wget, is there an advantage of having a CLI argument (or an environment variable) for such ...
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Is there a canonical way to format 'usage' output for a cli script?
I have a python script that is supposed to be used as a small cli program.
This is google's recommendations on how to document cli syntax. I was wondering, are there similar recommendations, or ...
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Dynamic loading of objects defined during development for a running system
So I have a design/architectural question. I want to develop a pattern in a programming language that is able to allow a app command-line shell to send commands to a running application to create ...
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Event loop for console input
I have a server application that runs in an infinite loop, only reacting to SIGINT. It is put inside a screen process. If I have to make any changes (reload configuration, add new plugins, etc) I ...
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How does a site API determine the difference between a user and program request in a browser?
So this is in regards to scraping yes; no language in particular. Some sites allow you to see a JSON modal if you pull it directly from a web browser. But, at any notion a program is used, immediately ...
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Parsing complex object-like parameters via CLI arguments
Say we have an API that accepts a list of objects. Something like:
{
"family": "Does",
"contact_details": [
{
"name": "John&...
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How to write documentation for CLI app that requires stdin?
I am writing CLI program that can accept very long strings. For this reason I decided to pipe the data into the program as I would hit limitation of the shell / OS.
How should these CLI program ...
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How to launch a detached child process in Node, and reuse it on subsequent executions if already running?
I want to write a Node CLI that leaves a server/daemon running in the background, so subsequent calls to the CLI are much faster, as it can just print the latest info from the daemon (which is already ...
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CLI and Lib package, where to put module loading code
My Software contains a lib package, a cli package and an arbitrary number of plugin packages.
The plugin packages do the algorithmic work.
The lib package basically just executes the plugins and ...
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Is MVC an architectural pattern for user-interactive applications only?
Is it correct that MVC is an architectural pattern only for user-interactive applications? (That is my understanding.)
An application can interact with users via GUI or CLI.
Does MVC apply to both ...
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Should a CLI wrapper specify function defaults?
In my code let's say I have a function which does most of the work:
def compute(x=3, y=5):
...
And I have a CLI wrapper program using argparse. I intend end users to use the CLI program and not ...
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Combining web app and CLI to python package
I'm writing a program in Python that has two different entry points. There's a CLI that processes some data and needs to be installed to run hourly on a server, this populates a database. There's also ...
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How to implement a CLI interaction with running java programm? [closed]
I would like your tipps about implemening a command line interface
to interact with a running java application.
Example:
The Java Application is a webserver and a cli-client should interact with it:
...
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Put functionality in same executable with command-line flag, or put it in a separate executable?
Background: I am working on a service where the domain logic exists as a library, and then the actual executable is built on a web framework as a wrapper around the domain logic library. There is no ...
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Server-client CLI messaging design
I'm prototyping some single machine, single user software with a client-server model; the first client for which will be a CLI, but I expect a (local) webapp/GUI to come later.
For the CLI, I'd like ...
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Grouping non-boolean command-line options
This is just a quick question about standard CLI-parsing design.
Say we have:
foo -abc
for most CLI-parsers, a single - dash (as opposed to a double dash --) means you can group single letter ...
user290257
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How should I manage user session in CLI application?
I'm developing a CLI based application. It has a "login" command to perform authentication:
$ myapp login
$ Type username: hector
$ Type password: *****
$ Login success!
Internally, myapp login ...
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Choosing the right paradigm when building a GUI for an application
I'm building a GUI for a CL program and I have the following question
Is it better to
Have the GUI invoke the program behind the scenes using a shell with some options eg: If I were I were writing a ...
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Multi-level validation in C#
I have a Console project reads inputs from CSV file and tries to save them to database.
For that, I created a class Person that maps a CSV row.
The CSV file has two columns Name and Age. Person ...
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Character to show cut off file paths
I have a cli application, that has the option of displaying file paths in addition to typical output. Some file paths can be quite long so I want to cut the path off once it is longer than a certain ...
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How does one "secure" a python CLI-based application? [duplicate]
I have to provide a Python CLI-based program to one of my clients. I will give him both the compiled version (using py2exe or something simillar) of the application and the source code.
The ...
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Is there a cross-platform way to open a TCP connection, send a HTTP post request and keep the connection open?
I'm searching for a way to open a TCP connection, send a HTTP post request and keep the connection open.
It would be great if I can achieve this without administrator/root rights, from a command-line ...
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What are good habits for designing command line arguments?
While developing the application I started to wonder - How should I design command line arguments?
A lot of programs are using formula like this -argument value or /argument value. Solution which ...
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Where to output from large CLI app [closed]
I've built a reasonably sized CLI app with everything split across different classes and namespaces in a logical way. However many components need to render output from within themselves. Which seems ...
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OOP CLI menu structure organization?
This problem has kept me from pursuing a project I'm working on because it influences the entire structure of the application. This question has been briefly touched on here, but I feel that it wasn't ...
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Rich console UI
There are bunch of console programs and especially games using full redraw (not sure ho this correctly named) of console window.
For example, look at output of linux top program -> http://upload....
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Is it crazy to develop a TUI today? [duplicate]
I'm starting to develop a new program. It's basically a database interface, run a few queries, show the data in a nice way and be able to easy input new data (like this website).
Thinking about which ...
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Why to have an application with GUI on linux when command line is available?
If the question appears to be off topic then please migrate to some other suitable domain on stackexchange.
Q.why to have GUI along with CLI, when you already have command line interface?
I'm ...
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Is the development of CLI apps considered "backward"? [closed]
I am a DBA fledgling with a lot of experience in programming.
I have developed several CLI, non interactive apps that solve some daily repetitive tasks or eliminate the human error from more complex ...
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Best way to build a hierarchy CLI menu?
I want to build a command line interface with menus and sub-menus and eventually the leafs of the tree should be operations like..
bank management -> account management -> add acount (insert account ...
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SVN command line client: checkout refused when LDAP password changed “svn: OPTIONS of” (repo) “authorization failed” (but works in TortoiseSVN)
When using the command line/terminal svn client, a colleague is getting "svn: OPTIONS of " [repo] "...authorization failed" error message when they attempt to checkout the repo to be their local ...
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How can a computer render a CLI/console along with a GUI?
I'm confused when looking into graphics - specifically with operating systems.
I mean, how can a computer render a CLI/console along with a GUI?
GUI's are completely different from text. And how can ...
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Practical size limits of a Hashtable and Dictionary in C#
What are the practical limits for the number of items a C# 4 Dictionary or Hashtable can contain and the total number of bytes these structures can reasonable contain?
I'll be working with large ...
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How does a CLI-oriented programmer's workflow differ from a GUI-oriented one?
I've heard a lot about the advantages of doing less programming work in GUI apps and using more command-line tools (especially with regard to getting things done more efficiently). However, since I ...
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How to structure reading of commands given at a(n interactive) CLI prompt?
Let's say I have a program called theprogram (the marketing team was on strike when the product was to be named). I start that program by typing, perhaps not surprisingly, the program name as a ...
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