Preparation
Install Rust
See How to install Rust?.
Note: This project uses rustc 1.75.0.
Pick an editor
Pick your favorite editor or use Visual Studio Code.
Learn Rust basics
If you're not familiar with Rust, you may try this tutorial: "Quick Introduction to Rust."
What is a CLI app
See What is a CLI app?.
What is grep
The grep
command is a powerful Unix/Linux utility used for searching text patterns within files. It stands for "Global Regular Expression Print." grep
allows you to search for a specific pattern or regular expression in a file or a stream of text and print the lines that match the pattern.
Here's a basic usage example:
grep pattern file.txt