Regular Expressions You Should Know (and How to Test Them Without Leaving Your Browser)
Master the most useful regex patterns for everyday development. Learn how browser-native regex testing protects your sensitive data and speeds up y…
Category: Engineering
5 posts in Engineering
JWTs Explained: What's Inside a JSON Web Token and How to Decode One Safely
Understand the three parts of a JWT (header, payload, signature) and learn how to decode them safely in your browser without leaking secrets.
GZIP Compression in the Browser: How It Works and Why You'd Want It
A deep dive into browser-based GZIP compression: the Deflate algorithm, the Compression Streams API, and when to compress on the client versus the …
Base64: What It Is and When to Use It
A practical guide to Base64 encoding: how it works, why it exists, and the most common scenarios where developers reach for it. Includes code examp…
URL Encoding Demystified: Why Spaces Become %20 and How to Handle It
A deep dive into URL encoding (percent-encoding): what it is, why it exists, how the encoding rules differ between query strings and path segments,…