Articles
Practical, original guides on working with JSON, regex, SQL, images, Markdown, and color.
Understanding HEX, RGB, and HSL Colors
How HEX, RGB, HSL, and HSB color formats represent the same colors differently, and when each one is more useful to work with.
August 4, 2026 · 6 min read
How to Convert Markdown to HTML
How Markdown-to-HTML conversion works, common syntax to know, and why sanitizing the output matters when Markdown comes from an untrusted source.
July 28, 2026 · 5 min read
JPEG vs PNG vs WebP: Which Format Should You Use?
A clear comparison of JPEG, PNG, and WebP, how they compress, when transparency and animation matter, and how to pick the right format per image.
July 21, 2026 · 5 min read
How to Compress Images Without Losing Too Much Quality
A practical guide to image compression trade-offs: how lossy compression works, choosing a quality setting, and picking the right format for the job.
July 14, 2026 · 5 min read
SQL Formatting Best Practices
Practical conventions for formatting SQL queries so they're easier to read, review, and debug, indentation, keyword casing, and clause structure.
July 7, 2026 · 5 min read
How to Test Regular Expressions
A practical approach to writing and testing regular expressions, from basic building blocks to a workflow for verifying patterns against real data.
June 30, 2026 · 6 min read
Common JSON Errors and How to Fix Them
A field guide to the most frequent JSON syntax errors, trailing commas, bad quotes, unbalanced brackets, and more, with clear fixes for each.
June 23, 2026 · 5 min read
JSON Formatter vs JSON Minifier: When to Use Each
Formatting and minifying JSON solve opposite problems. Here's how they differ, when to use each, and how to move between them without losing data.
June 16, 2026 · 5 min read
How to Validate JSON
Learn what makes JSON valid or invalid, how JSON validators pinpoint syntax errors, and a practical checklist for debugging broken JSON quickly.
June 9, 2026 · 6 min read
How to Format JSON Online
A practical guide to formatting JSON for readability, using indentation conventions that make nested data easy to scan and debug.
June 2, 2026 · 6 min read