Topics
Browse the library by the command-line tool you are working with.
Bash
17Git
18Docker
37All Topics
15Bash
Scripting the shell: aliases, loops, conditionals, and everyday one-liners.
Docker
Container images, compose files, networking, and day-to-day Docker CLI.
Git
Branching, rebasing, stashing, and recovering from the worst.
Grep
Find anything in anything with regular expressions and grep flags.
Homebrew
Installing, upgrading, and managing packages on macOS with brew.
Kubernetes
kubectl, deployments, pods, and the YAML that holds it together.
Linux
Core Linux commands, permissions, processes, and system administration.
Npm
Packages, scripts, caches, and keeping your node_modules honest.
Psql
Interactive PostgreSQL: meta-commands, queries, and tuning the prompt.
Python
Python tips, virtual environments, and everyday scripting patterns.
SQL
Queries, joins, indexes, and patterns that work across databases.
Unix
Timeless Unix tools and the philosophy that keeps them useful.
Vi
Modal editing essentials for when vi is the only editor you have.
Vim
Motions, macros, and config tweaks for the terminal's favorite editor.
Yarn
Installs, workspaces, and resolving dependency drift with Yarn.