Developer Cheat Sheets
Essential quick-reference cards for the tools and languages you use every day. Bookmark, print, or just keep a tab open.
Git Cheat Sheet
Essential Git commands for version control — branching, merging, rebasing, stashing, and more.
Docker Cheat Sheet
Docker commands for containers, images, volumes, networks, and Docker Compose.
Regex Cheat Sheet
Regular expression syntax reference — character classes, quantifiers, anchors, groups, and lookarounds.
HTTP Status Codes
Complete HTTP status code reference — informational, success, redirection, client errors, and server errors.
JavaScript Array Methods
Quick reference for JS array methods — map, filter, reduce, find, sort, flat, and more.
TypeScript Cheat Sheet
TypeScript type system reference — basic types, generics, utility types, type guards, and declaration patterns.
Linux / Shell Cheat Sheet
Essential Linux and Bash/Zsh commands — file operations, permissions, processes, networking, and text processing.
CSS Flexbox & Grid
Complete CSS Flexbox and Grid layout reference — containers, items, alignment, and common patterns.
React Hooks Cheat Sheet
Essential React Hooks reference — useState, useEffect, useRef, useMemo, useCallback, and custom hooks.
Tailwind CSS Cheat Sheet
Tailwind CSS utility class reference — spacing, colors, typography, layout, responsive, and dark mode.
npm / yarn / pnpm
Package manager command comparison — installing, updating, running scripts, and publishing across npm, yarn, and pnpm.
Next.js Cheat Sheet
Next.js App Router quick reference — routing, data fetching, metadata, middleware, server actions, and caching.
Markdown Cheat Sheet
Markdown syntax reference — headings, formatting, links, images, tables, code blocks, and GitHub-flavored extras.