#tutorial
Showing 2 articles
tutorials
What Is a UUID? Guide to Format, Versions & Use Cases
UUIDs from the ground up: 128-bit structure, hex format, how v1/v3/v4/v5/v7 work internally, collision math, real-world use cases and code examples.
#uuid
#guid
#rfc-9562
Mar 19, 2026
13 min read
tutorials
Essential Developer Tools for Encoding & Hashing (2026)
Compare 9 free browser-based developer tools for Base64, JSON, UUID, hashing, image compression and unit conversion — all 100% client-side.
#developer-tools
#productivity
#tutorial
Jan 15, 2025
8 min read