Learn what JSON is, how it works, and why it's the most popular data format in web development. Includes syntax rules, common use cases, and practical examples.
Understand Base64 encoding from first principles. Learn why it exists, how the algorithm works step-by-step, and practical use cases for developers.
Learn about UUIDs and GUIDs - their versions, formats, collision probability, and practical guidance on choosing between v1, v4, and v5 for your applications.
The definitive Markdown reference. Covers headings, lists, links, images, code blocks, tables, task lists, and extended GitHub Flavored Markdown syntax.
