#Developer Tools — Blog Tag

Office Productivity

Jul 24, 2026 9 min read

How to Encode and Decode Base64 (And Read a JWT Payload)

What those A-Z, a-z, 0-9 strings actually mean, why they aren't secure even though they look scrambled, and how to peek inside a JWT token.

How to Format and Beautify JSON (And Understand What Went Wrong)

Turning a wall of minified JSON into something readable, and what to actually check when formatting throws an error instead.

How to Generate a UUID (And Why Random IDs Practically Never Collide)

What's actually inside those 32 hexadecimal characters, and why a randomly generated ID is safe to trust without a central authority checking for duplicates.