Tag: Developers

How to Format and Validate JSON

Messy, minified or broken JSON? Learn the syntax rules, the most common errors (and their fixes), and how to beautify or validate JSON instantly in your browser.

MD5 vs SHA-256: Hashing Explained

What is a hash, why is MD5 'broken' but still useful, and when should you use SHA-256? A plain-English guide to hashing — including why you never 'decrypt' a hash.

What Is Base64 Encoding? (And When to Use It)

Base64 turns binary data into plain text so it can travel safely through systems built for text. Here's what it is, what it isn't (it's not encryption!), and when to use it.

How to Test a Regular Expression (Beginner's Guide)

Regex looks like line noise until it clicks. This beginner-friendly guide explains the core syntax with examples and shows how to test patterns live before you ship them.