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© 2026 Daniel Chen

Cheatsheets

JavaScript Cheatsheetclient-side

A searchable quick reference for modern JavaScript — array, string, object, and async/Promise built-ins.

HTTP Methods Cheatsheet

A searchable quick reference for HTTP methods, safe/idempotent/cacheable semantics, status code ranges, and common headers.

jq Cheatsheet

A searchable quick reference for jq — filters, transforms, reductions, and string/regex helpers for JSON on the command line.