Developer Cheat Sheets

Free printable quick references for everyday coding tasks

⏰

Cron Expression Cheat Sheet

Complete reference for cron syntax, special characters, common patterns, and platform differences.

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🔤

Regex Cheat Sheet

Metacharacters, quantifiers, character classes, lookarounds, and common validation patterns.

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🔑

JWT Cheat Sheet Coming Soon

JWT structure, algorithms, claims, and common security patterns.

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📦

JSON Cheat Sheet Coming Soon

JSON syntax, data types, parsing methods, and JSONPath queries.

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Hash Functions Cheat Sheet Coming Soon

MD5, SHA family, bcrypt comparison and when to use each.

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🌐

HTTP Status Codes Coming Soon

Complete reference for HTTP status codes with descriptions.

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