Developer Guides
In-depth technical guides on JSON, regular expressions, Git diffs, JWT tokens, and more — written for working software engineers.
·7 min read
JSON vs XML: When to Use Each
JSON has won the web API wars, but XML still dominates in many enterprise and document contexts. Here's a practical guide to choosing the right format.
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·10 min read
A Developer's Guide to Regular Expressions
Regular expressions are one of the highest-ROI skills a developer can learn. This guide covers syntax, flags, groups, lookaheads, and practical patterns.
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·8 min read
How to Read a Git Diff
Understanding the unified diff format, hunk headers, and conflict markers is essential for effective code review and merge conflict resolution.
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·9 min read
Understanding JWT Tokens
JSON Web Tokens are used in nearly every modern web application. Learn how they work, what the three parts mean, and what security pitfalls to avoid.
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