Bash Reference Guide

Changelog: (2025-08-30): Published initial version (2025-12-14): Fixed for loop missing in keyword Here is a compendium of reference information regarding bash (also applies to zsh ) for syntatic sugar that I keep finding myself googling. I’d much rather keep these handy with me offline to make sure I’m always prepared for quick shell scripting or issuing complex commands on the go. if-else…