Cheatsheets
Quick reference, zero fluff
Devhints-style cheatsheets — dense cards of the commands and snippets you actually reach for. Search, scan, copy, ship.
Git
Everyday version control — branches, commits, undo, and rebase.
Docker
Images, containers, volumes, and Compose in one page.
Bash
Shell scripting, redirection, and command-line survival.
JavaScript
Modern ES2023 — arrays, objects, async, and the good parts.
TypeScript
Types, generics, utility types, and narrowing.
Python
Python 3.12 essentials — collections, comprehensions, and idioms.
SQL
Queries, joins, aggregation, and window functions.
CSS Flexbox & Grid
The two layout systems, side by side.
Regex
Pattern matching — anchors, classes, quantifiers, groups.
Vim
Modal editing — motions, operators, and commands.
tmux
Terminal multiplexer — sessions, panes, windows, and copy mode.
curl
HTTP requests from the command line — options, headers, and SSL.
grep
Search text with patterns — flags, regex modes, and context lines.
Markdown
Format docs, READMEs, and wikis with plain-text syntax.
YAML
Structured config — scalars, dicts, lists, and anchors.
Docker Compose
Multi-container orchestration — services, ports, volumes, and networks.
React
Components, hooks, JSX patterns, and lifecycle at a glance.
GraphQL
Queries, mutations, schema types, and HTTP transport.
npm
Node package manager — install, update, version, and publish.
PostgreSQL
psql client — connect, meta-commands, and administration.
Makefile
Build automation — targets, variables, and pattern rules.
find
Locate files by name, type, size, owner, and date — then act on them.