Docker Essentials

A solid reference for Docker commands you'll actually use day to day. Covers the full lifecycle from running containers with port mappings and volume mounts to debugging with logs and exec, plus image building, Docker Compose operations, and cleanup commands. The workflows section is especially handy, showing real examples like spinning up a dev container with live reload or a Postgres instance with persistent storage. It's organized by task rather than alphabetically, so you can quickly find "how do I get a shell in this container" or "how do I clean up disk space" without scrolling through everything. Assumes you already know why you need Docker and just want the commands without the tutorial.