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.
5 Common JSON Parse Errors (and How to Fix Them)
code_strategists profile

5 Common JSON Parse Errors (and How to Fix Them)

#javascript #json #webdev #programming
3
Comments
3 min read
The Cursor Hype Needs to Die — Here's Why AI Code Editors Are Missing the Point
xxxn3m3s1sxxx profile

The Cursor Hype Needs to Die — Here's Why AI Code Editors Are Missing the Point

#javascript #ai #programming
1
Comments 1
2 min read
Catch the Silent Failures Your Vitest Suite is Missing
typescript-guy profile

Catch the Silent Failures Your Vitest Suite is Missing

#javascript #typescript #testing #vitest
Comments
5 min read
The 6 Technical Foundations of AI SEO (GEO) for Small Business Sites
cressoft_technologyinc_ profile

The 6 Technical Foundations of AI SEO (GEO) for Small Business Sites

#ai #seo #webdev #javascript
Comments
3 min read
🐕⚖️ Dog Court — A Mock Courtroom for Household Canine "Crimes"

DEV Weekend Challenge: Dog Days Edition Submission 🐕
pawar-shivam7 profile

🐕⚖️ Dog Court — A Mock Courtroom for Household Canine "Crimes"

#devchallenge #weekendchallenge #webdev #javascript
3
Comments
3 min read
How to Create a Personal Portfolio Website Using HTML, CSS, and JavaScript
novanectarpvtltd profile

How to Create a Personal Portfolio Website Using HTML, CSS, and JavaScript

#beginners #javascript #tutorial #webdev
Comments
5 min read
Supabase in Vue Made Simple
jacobandrewsky profile

Supabase in Vue Made Simple

#vue #postgres #typescript #javascript
9
Comments 1
6 min read
100% client-side dev toolkit (no data leaves your browser)
juicy profile

100% client-side dev toolkit (no data leaves your browser)

#webdev #sideprojects #devtools #javascript
Comments 3
1 min read
How to run your first OpenAI-compatible API call with curl, Python, and Node.js
originstartai profile

How to run your first OpenAI-compatible API call with curl, Python, and Node.js

#opensource #ai #javascript
1
Comments
2 min read
I thought masking PII for AI prompts was a regex problem — the restore step was the real design constraint
yuntao_lin profile

I thought masking PII for AI prompts was a regex problem — the restore step was the real design constraint

#javascript #vue #security
8
Comments
7 min read
React useLatest Hook: Read Fresh State in Async Callbacks (2026)
childrentime profile

React useLatest Hook: Read Fresh State in Async Callbacks (2026)

#react #javascript #webdev #tutorial
10
Comments 1
9 min read
Building Custom MCP Clients in Next.js & Serverless Engines: The Ultimate Engineering Guide
programmingcentral profile

Building Custom MCP Clients in Next.js & Serverless Engines: The Ultimate Engineering Guide

#javascript #typescript #ai #mcp
4
Comments
13 min read
I built a HEIC to JPG converter that never uploads your photos (WebAssembly + libheif)
ritusmoikaushik profile

I built a HEIC to JPG converter that never uploads your photos (WebAssembly + libheif)

#showdev #webdev #javascript #webassembly
1
Comments
4 min read
Why Your Product Tours Should Live in Git (Not Pendo)
trailguide profile

Why Your Product Tours Should Live in Git (Not Pendo)

#javascript #testing #devops #productivity
1
Comments
3 min read
I got tired of 15 ad-filled dev tool websites, so I built one clean page
jeffrey_hamilton6399 profile

I got tired of 15 ad-filled dev tool websites, so I built one clean page

#webdev #javascript #beginners #opensource
2
Comments
1 min read
👋 Sign in for the ability to sort posts by relevant, latest, or top.