Mar 3 · 9 min read · Building CLI Tools: Frameworks and Best Practices A well-built CLI tool feels invisible -- it does what you expect, gives clear feedback, and gets out of the way. Building one that meets that bar takes more thought than most developers expect. Argume...
Join discussionMay 26, 2025 · 3 min read · Overview While getting more comfortable with Rust, I decided to try writing a simple CLI.I looked for a library that could elegantly handle commands and found clap.This post is a quick note on how to map CLI commands and options to enums using clap. ...
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Oct 16, 2023 · 4 min read · Sometimes, when I'm writing a web application or installing one, I find that is not possible to start it up because the port that is supposed to use is used by other applications. So, that is the reason I want to create a program that shows me if a p...
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Oct 9, 2023 · 3 min read · This post is the first in a series that will develop a small rewrite of ls command with a small subset of features of the official Linux ls command. For a Rust implementation of ls that aspires to implement the full rewrite, take a look at coreutils....
Join discussionApr 16, 2023 · 7 min read · In this part, we will be focusing on adding more options for our command line arguments as well as refactoring the code to make it look a lot better and readable. Let's get started! 🚀 Step 1: Introducing subcommands We'll begin by refactoring the Ar...
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Jan 19, 2023 · 10 min read · How echo works purpose of this is to show you how to use arguments from the command line to change the behaviour of the program at runtime. $ echo Hello Hello to start echo will prints its arguments to STDOUT ➜ rustlabs echo "welcome to rustlabs "...
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