101 Linux Commands - Interactive eBook
linux.recipes - Your Linux Command Reference
Unix Toolbox
A collection of Unix/Linux/BSD commands and tasks which are useful for IT work or for advanced users, a compact and practical reference.
Shell Scripting Tutorial
This tutorial is written to help people understand some of the basics of shell script programming (aka shell scripting), and hopefully to introduce some of the possibilities of simple but powerful programming available under the Bourne shell. As such, it has been written as a basis for one-on-one or group tutorials and exercises, and as a reference for subsequent use.
BashSheet - Greg's Wiki
bobbyiliev/introduction-to-bash-scripting: Free Introduction to Bash Scripting eBook
Free Introduction to Bash Scripting eBook.
All commands
A repository for the most elegant and useful UNIX commands. Great commands can be shared, discussed and voted on to provide a comprehensive resource for working from the command-line
Writing a Unix Shell - Part I | Cracking The Code
Building your own UNIX shell in parts. This post focuses on the semantics of the fork system call.
GitHub - jlevy/the-art-of-command-line: Master the command line, in one page
Master the command line, in one page. Contribute to jlevy/the-art-of-command-line development by creating an account on GitHub.