A structured learning repository for Unix shell — bilingual notes, runnable examples, tested libraries, and real projects, from ls to set -euo pipefail. Fourteen shipped lessons in total, plus five ...
Elevate your scripting game with these must-know Bash variables.
Learn the important Racket concepts with practical examples, from functions and recursion to macros, contracts, streams, and ...
Learn the important things to back up before reinstalling your Linux system. SSH/GPG keys, dotfiles, packages, browser data, 2FA and more.
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