Linux & Bash Tutorial — One-Page Cheat Sheet

The shell every developer uses.

Linux Tutorial

• Linux HOME
• Intro
• bash / zsh / fish
• Filesystem Layout
• Navigation (cd, pwd)
• Listing Files (ls)
• mkdir / rm / cp / mv
• cat / less / head / tail
• Wildcards & Glob
• Permissions (chmod / chown)
• Users & Groups
• sudo

Text & Search

• grep
• find
• sed
• awk
• sort / uniq
• cut / tr
• xargs
• Pipes & Redirection

Processes & Jobs

• ps / top / htop
• kill / signals
• Background Jobs & nohup
• tmux / screen
• cron
• systemd Services

Networking

• curl
• wget
• SSH
• scp / rsync
• netstat / ss
• dig / host

Bash Scripting

• Your First Script
• Variables & Quoting
• if / case
• for / while
• Functions
• Arrays
• Parameters & Defaults
• Arithmetic
• set -euo pipefail
• shellcheck

Examples

• Examples
• Cheatsheet
• Quiz
• Exercises
• Bootcamp
• Certificate
• Summary