Blog
Practical guides for developers — concepts behind the tools, explained clearly.
· 7 min read
What Is Base64 Encoding? A Developer's Guide
Learn how Base64 encoding works, why it exists, when to use it, and how it differs from encryption.
· 8 min read
How to Read and Decode a JWT Token
Understand the three-part structure of JWTs, decode the header and payload, and spot common pitfalls.
· 6 min read
MD5 vs SHA-256: Which Hash Algorithm Should You Use?
A practical comparison of MD5, SHA-1, SHA-256, and SHA-512 — with guidance on when each is appropriate.
· 9 min read
Cron Job Syntax: A Complete Guide with Examples
Master the five-field cron syntax with real-world examples, special characters, and common scheduling patterns.
· 6 min read
URL Encoding Explained: When and Why to Percent-Encode
Find out why URLs need encoding, what percent-encoding is, and how encodeURIComponent differs from encodeURI.