Blog

Technical articles, tutorials and guides about JSON, TypeScript, Base64, JWT, and the tools you use every day.

Regex for the Real World: Three Patterns That Solve Most Problems

Three regex patterns handle 90% of real-world text tasks. Here's how to use each one correctly and the edge cases that break them.

Developer Tools

Security

· 2

Security

Password Generators: What Makes a Password Actually Secure

Length beats complexity every time. Here's what password generators get right and wrong, and how to create passwords that are both secure and usable.

5 min read

Security

How to Decode a JWT Token (And Actually Understand What's Inside)

JWTs aren't encrypted. You can decode them without a secret key. Here's how to read the header, payload, and signature, and what to look for when debugging auth issues.

5 min read

JSON & Data

· 1

JSON & Data

JSON vs YAML: The Config File Debate

Your CI pipeline just failed because a config value silently changed type. Here's how JSON and YAML behave in the real world and when each one makes sense.

6 min read

DevOps & APIs

· 1

DevOps & APIs

HTTP Status Codes You Should Actually Know

Most developers know 200, 404, and 500. The real debugging starts with the other codes that nobody memorizes.

7 min read