Cheat - An Ultimate Command Line \'Cheat-Sheet\' for Linux Beginners

Linux is a powerful and flexible operating system used by developers, system administrators, and enthusiasts alike. However, learning Linux can be challenging, especially for beginners. There are numerous commands and tools to remember, and it can be overwhelming to keep track of them all. That's where Cheat comes in an open-source command-line utility that provides quick access to command-line cheatsheets.

What is Cheat?

Cheat is a command-line utility that provides access to command-line cheatsheets for various Linux commands and tools. It is written in Python and available on GitHub. Cheat is incredibly lightweight and easy to use, making it an excellent choice for Linux beginners who need quick reference material without leaving the terminal.

Installation

Installing Cheat is straightforward. On Ubuntu and Debian-based systems, you can install it using the package manager

sudo apt-get install cheat

For other distributions, you can install it using pip

pip install cheat

If Cheat is not available in your distribution's repositories, you can download the source code from the Cheat GitHub repository and install it manually.

Basic Usage

Cheat is incredibly easy to use. To get a list of all available cheatsheets, run

cheat -l

To view a specific cheatsheet, use

cheat <command>

For example, to view the cheatsheet for the ls command

cheat ls

This displays a comprehensive cheatsheet for the ls command, including common options and usage examples.

Example Output

# ls
# List directory contents

# List files in long format
ls -l

# List all files including hidden ones
ls -la

# List files sorted by modification time
ls -lt

# List files with human-readable sizes
ls -lh

Creating Custom Cheatsheets

Cheat is highly customizable. You can create your own cheatsheets or modify existing ones. Cheatsheets are stored as plain text files in the ~/.cheat directory.

To create a new cheatsheet, create a file in the ~/.cheat directory with the command name. For example, to create a cheatsheet for the tar command

nano ~/.cheat/tar

Cheatsheets use simple Markdown formatting. Here's an example cheatsheet for the tar command

# tar
# Archive utility

# Create a tar archive
tar -cf archive.tar file1 file2

# Extract files from tar archive
tar -xf archive.tar

# Create compressed tar.gz archive
tar -czf archive.tar.gz file1 file2

# Extract from compressed tar.gz archive
tar -xzf archive.tar.gz

# List contents of tar archive
tar -tf archive.tar

Advanced Features

Using Tags

Cheat supports tags for categorizing and searching cheatsheets. Add tags to your cheatsheet by including them at the bottom

# tar commands here...

tags: archive, compression, backup

Search for cheatsheets by tag

cheat -t archive

Searching Cheatsheets

You can search within cheatsheet content using

cheat -s "compress"

Configuration

Cheat uses a configuration file located at ~/.cheat/config.yml. You can customize colors, editors, and cheatsheet directories

editor: nano
colorize: true
default_directory: ~/.cheat

Useful Commands Summary

Benefits for Linux Users

• Quick Reference Instant access to command syntax and examples

• Offline Access Works without internet connection

• Customizable Create personalized cheatsheets for your workflow

• Lightweight Minimal system resources required

• Community-Driven Extensive collection of pre-built cheatsheets

Conclusion

Cheat is an invaluable tool for both Linux beginners and experienced users. It provides instant access to command-line references, supports customization, and helps improve productivity by reducing the need to memorize complex command syntax. Whether you're learning Linux or managing complex systems, Cheat streamlines your workflow by keeping essential information at your fingertips.