Cheatsheets

docker CLI commands to build, run, manage containers, images, networks, volumes and Dockerfiles.

ffmpeg Video, audio and media commands for conversion, editing, compression and streaming.

git Commands for version control, branches, staging, history and undoing changes.

jq Syntax for filtering, mapping and restructuring JSON data from the command line.

markdown Formatting rules for text, lists, links, code blocks and other Markdown elements.

nano Shortcut keys for editing, navigating and managing text inside the Nano editor.

postgresql Common SQL queries and commands for working with PostgreSQL databases and schemas.

python Python basics covering data types, control flow, functions and common operations.

regex Pattern-matching expressions for extracting, replacing or validating text.

terminal Frequently used shell commands for file navigation, permissions, networking and more.

vim Navigation, editing and command shortcuts to work efficiently in Vim.