#Uuid

UUIDs are everywhere now. Databases, APIs, distributed systems, event streams, authentication...

For a long time, if you wanted a primary key that was both unique and chronological, you reached for...

As developers, we constantly rely on web-based utilities. Need to decode a JWT? Format a massive...

Your B-tree indexes hate UUID v4. They've hated it for years. You probably haven't noticed because...

If you've worked with UUIDs, you've almost certainly used UUID v4 — the random, hexadecimal string...

Every resource on the web has a URL. How that URL is constructed affects caching, routing, SEO, and...

If you are using UUID v4 as a primary key in a relational database, you are likely causing...

UUID generation is a one-liner in most languages. The interesting questions are which version to...

Most developers reach for UUID v4 by default and never think much more about it. That instinct is...

This tutorial is for a script that automate the Tasks and Subtask creation on the Task Warrior CLI tool.

From Dev.to - cybersecurity: CVE-2026-41907: CVE-2026-41907: Out-of-Bounds Write in uuid npm Package via Missing Boundary Checks

When building modern applications, one problem shows up everywhere: How do I uniquely identify data...

Most ID libraries solve one problem well: uniqueness But in distributed systems, that is often not...

UUIDs (Universally Unique Identifiers) are everywhere — database primary keys, request IDs, session...

Guía completa sobre UUIDs en JavaScript: crypto.randomUUID(), UUID v4 manual, colisiones, cuándo usarlos y cuándo no. Con benchmarks y ejemplos reales.

Picking the right ID for your DDD aggregate roots in Go. UUID v4, v7, ULID, Snowflake — sortability, distribution, B-tree friendliness, decision rule.

The main aim of this article is to describe the limitations of ID, in terms of capacity, and the math...

From Dev.to - fastapi: Building a Chatbot API From Scratch - Part 3: UUID Migration, Product Search, and Tests That Caught a Real Bug