<DevCheatsheets/>

Quick reference guides for developers. Find commands, syntax, and examples — all in one place.

Git Commands

Essential Git commands for setup, branching, merging, stashing, remote sync, undo, and more.

gitversion controlcli

CSS Flexbox

Complete Flexbox guide — container & item properties, alignment, and common layout patterns.

cssflexboxlayout

Regex

Regular expression syntax, character classes, quantifiers, groups, lookaheads, and common patterns.

regexpattern matchingsearch

Markdown

Headings, text formatting, links, images, lists, tables, code blocks, and GitHub-flavored Markdown.

markdowndocumentationformatting

HTTP Status Codes

Complete list of HTTP response status codes — 1xx through 5xx with descriptions and use cases.

httpstatus codesapi

CSS Grid

Two-dimensional grid layout — templates, areas, sizing functions, alignment, and responsive patterns.

cssgridlayout

Bash / Shell

Terminal commands, file operations, text processing, scripting, permissions, networking, and shortcuts.

bashshellterminalcli

JavaScript

Modern JS (ES6+) — variables, arrays, objects, functions, DOM, async/await, classes, and modules.

javascriptes6web

Python

Python syntax, data types, strings, lists, dicts, functions, classes, file I/O, and standard library.

pythonscriptingbackend

HTML Entities

Special characters, symbols, arrows, math operators, currency signs, and Greek letters.

htmlentitiessymbols

SQL

SELECT, JOINs, aggregation, subqueries, CTEs, window functions, and table management.

sqldatabasequeries

Docker

Images, containers, volumes, networks, Dockerfile instructions, Compose, and cleanup commands.

dockercontainersdevops

Vim

Modes, navigation, editing, search/replace, visual mode, buffers, macros, and configuration.

vimeditorterminal

VS Code Shortcuts

Keyboard shortcuts for editing, navigation, search, multi-cursor, terminal, and debugging.

vscodeshortcutseditor

npm / yarn

Package management — install, update, remove, scripts, versioning, publishing, and pnpm.

npmyarnnode.js