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

👋 Sign in for the ability to sort posts by relevant, latest, or top.
Join our latest Frontend Challenge: Comfort Food Edition 🍲

Features a CSS art prompt
jess profile

Join our latest Frontend Challenge: Comfort Food Edition 🍲

#devchallenge #frontendchallenge #css #javascript
128
Comments 38
4 min read
JOLLOF, A Love Letter. One Pot, Zero Photographs, All CSS

Frontend Challenge Perfect Landing Submission 🍲🥧
ndcodes profile

JOLLOF, A Love Letter. One Pot, Zero Photographs, All CSS

#devchallenge #frontendchallenge #webdev #javascript
1
Comments
2 min read
var, let, const — and why JavaScript changed its mind
parthctrl profile
Parth

var, let, const — and why JavaScript changed its mind

#beginners #javascript #learning #programming
1
Comments
4 min read
Stop Unnecessary Re-renders in React: A Practical Guide to Faster Applications
biteglitz profile

Stop Unnecessary Re-renders in React: A Practical Guide to Faster Applications

#javascript #performance #react #tutorial
2
Comments
5 min read
Uploading and Storing Multipart/Form-Data Using Multer and Cloudinary
jat97 profile
Jase

Uploading and Storing Multipart/Form-Data Using Multer and Cloudinary

#tutorial #javascript #node
1
Comments
6 min read
🚀 SuriLens: An Open-Source Real-Time Backend Execution Visualizer for Node.js
sonisuryansh profile

🚀 SuriLens: An Open-Source Real-Time Backend Execution Visualizer for Node.js

#node #javascript #opensource #npm
Comments
2 min read
Forget The Build Step: A Browser-Native Editor For JSX + CSS
morganney profile

Forget The Build Step: A Browser-Native Editor For JSX + CSS

#showdev #javascript #webdev #react
Comments
3 min read
Why Your Web Scrapers Keep Breaking (And How to Build Self-Healing TypeScript Agents Using LLMs and Playwright)
programmingcentral profile

Why Your Web Scrapers Keep Breaking (And How to Build Self-Healing TypeScript Agents Using LLMs and Playwright)

#javascript #typescript #ai #mcp
Comments
11 min read
🚀 Mock APIs Just Got an Upgrade: Network Delay Simulation, Error Testing & Postman Exports in Playground API v2
nileshcodehub profile

🚀 Mock APIs Just Got an Upgrade: Network Delay Simulation, Error Testing & Postman Exports in Playground API v2

#javascript #webdev #programming #fakeapi
Comments
4 min read
Como caracteres Unicode criam letras diferentes no navegador
letrasdiferentesbr profile

Como caracteres Unicode criam letras diferentes no navegador

#webdev #javascript #a11y #tutorial
1
Comments
3 min read
I built an open, reproducible typing-speed test — and it won't show a number until it earns one
lucian_lkb_1f009d profile

I built an open, reproducible typing-speed test — and it won't show a number until it earns one

#showdev #cloudflare #javascript #webdev
Comments
3 min read
Understanding Node.js Modules
ciprian_tudor profile

Understanding Node.js Modules

#node #backend #javascript #programming
1
Comments
5 min read
Deterministic Snake Movement on a Wrapping JavaScript Grid
skywalker_2de7de5f97df567 profile

Deterministic Snake Movement on a Wrapping JavaScript Grid

#javascript
Comments
3 min read
Four AI APIs, four completely different citation formats. Getting the data out was harder than the analysis.
agustaon profile

Four AI APIs, four completely different citation formats. Getting the data out was harder than the analysis.

#ai #api #webdev #javascript
Comments
6 min read
Nobody Writes Bad Crypto. They Write Correct Crypto at Four Layers.
ofri-peretz profile

Nobody Writes Bad Crypto. They Write Correct Crypto at Four Layers.

#ai #security #node #javascript
Comments
4 min read
👋 Sign in for the ability to sort posts by relevant, latest, or top.