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Dev.to · kingfujing
1d ago
The Complete Guide to Writing Better Regular Expressions
Master regex with practical patterns, real-world examples, and debugging techniques. Covers flags, named groups, lookaheads, catastrophic backtracking, and more
Dev.to · kingfujing
⚡ AI Lesson
1d ago
Base64 Encoding & Decoding: What Every Developer Needs to Know
Learn how Base64 encoding works, when to use it, and common pitfalls. Includes practical examples with data URLs, JWT tokens, browser APIs, and the Unicode gotc
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