Developer Cheat Sheets & Command References

Free developer cheat sheets for JavaScript ES6+, Git commands, SQL queries, HTTP status codes, Docker, and Markdown syntax with copyable code snippets.

JavaScript

JavaScript Cheat Sheet

Quick reference for ES6+ array methods, async/await, DOM manipulation, promises, and object destruction.

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Git

Git Commands Cheat Sheet

Essential commands for repository setup, staging, commits, branches, stashing, and remote syncing.

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Web

HTTP Status Codes Cheat Sheet

Complete breakdown of HTTP status response codes (2xx, 3xx, 4xx, 5xx).

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SQL

SQL Query Cheat Sheet

Quick reference for SELECT, JOINs, GROUP BY, indexes, and aggregation functions.

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Markdown

Markdown Syntax Cheat Sheet

Syntax for headers, emphasis, lists, code blocks, tables, and blockquotes.

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