DEV Community

JavaScript

Once relegated to the browser as one of the 3 core technologies of the web, JavaScript can now be found almost anywhere you find code. JavaScript developers move fast and push software development forward; they can be as opinionated as the frameworks they use, so let's keep it clean here and make it a place to learn from each other!

Posts

đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.
How to Handle API Rate Limits Gracefully (2026 Guide)

How to Handle API Rate Limits Gracefully (2026 Guide)

Comments
5 min read
Implementing a Custom jest-like toBe() Matcher (Interview Question)

Implementing a Custom jest-like toBe() Matcher (Interview Question)

1
Comments
1 min read
Why we replaced our Puppeteer-based CI screenshot checks with an API call

Why we replaced our Puppeteer-based CI screenshot checks with an API call

1
Comments
3 min read
Introducing Ctrovalidate – Lightweight JavaScript Form Validation Library By Ctrotech

Introducing Ctrovalidate – Lightweight JavaScript Form Validation Library By Ctrotech

Comments
1 min read
Save time, make money

Save time, make money

Comments
2 min read
Redesigning My Portfolio with Claude Code + Frontend-Design Skill

Redesigning My Portfolio with Claude Code + Frontend-Design Skill

6
Comments 1
1 min read
Show Dev: A Minimalist Online Mouse Performance Tester

Show Dev: A Minimalist Online Mouse Performance Tester

Comments
1 min read
Monitoring Frontend Applications

Monitoring Frontend Applications

1
Comments
3 min read
Why I Built My Own To-Do App (Even Though There Are Thousands Already)

Why I Built My Own To-Do App (Even Though There Are Thousands Already)

1
Comments
2 min read
I built 100+ Open Source React Components because I was tired of rewriting the same UI

I built 100+ Open Source React Components because I was tired of rewriting the same UI

Comments
1 min read
Fixing CORS Issues Using Google Apps Script as a Lightweight Proxy

Fixing CORS Issues Using Google Apps Script as a Lightweight Proxy

Comments
2 min read
The React useEffect Object Dependency Trap: How Cloudflare Accidentally DDoSed Itself

The React useEffect Object Dependency Trap: How Cloudflare Accidentally DDoSed Itself

2
Comments
6 min read
Building a Synchronised Internet Radio System with PHP, JS, and Zero Streaming Infrastructure

Building a Synchronised Internet Radio System with PHP, JS, and Zero Streaming Infrastructure

Comments
14 min read
Teaching AI to See your UI - Using Puppeteer as eyes for your AI

Teaching AI to See your UI - Using Puppeteer as eyes for your AI

Comments
5 min read
Why I use rswitch instead of long switch blocks

Why I use rswitch instead of long switch blocks

Comments
1 min read
đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.