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.
agentsnap: Jest-Style Snapshot Tests for AI Agent Tool Calls
mukundakatta profile

agentsnap: Jest-Style Snapshot Tests for AI Agent Tool Calls

#hermeschallenge #ai #javascript #agents
Comments
5 min read
agentguard: Network Egress Allowlist for AI Agent Tools
mukundakatta profile

agentguard: Network Egress Allowlist for AI Agent Tools

#hermeschallenge #ai #javascript #agents
Comments
5 min read
agentcast: Validate and Retry LLM JSON Responses Until They Match Your Schema
mukundakatta profile

agentcast: Validate and Retry LLM JSON Responses Until They Match Your Schema

#hermeschallenge #ai #javascript #agents
Comments
5 min read
Let Equals Equal Equals
bennypowers profile

Let Equals Equal Equals

#discuss #a11y #javascript #webdev
1
Comments
9 min read
The Node.js Mistake That Cost My Client $3,000 in AWS Bills

Tight loops and missing backoff logic
manolito99 profile
Lolo

The Node.js Mistake That Cost My Client $3,000 in AWS Bills

#node #javascript #aws #webdev
24
Comments 15
2 min read
ChatGPT Can't Render Your Site. Here's What Happens When You Ask it to Audit One Anyway.
joshua_gutierrez profile

ChatGPT Can't Render Your Site. Here's What Happens When You Ask it to Audit One Anyway.

#seo #ai #webdev #javascript
Comments
6 min read
I built a privacy-first JSON viewer for Chrome after I got tired of waiting
connorleebo profile

I built a privacy-first JSON viewer for Chrome after I got tired of waiting

#chrome #webdev #opensource #javascript
1
Comments 5
3 min read
bitte-telegram-launcher: Turn Any Bitte Agent into a Telegram Bot
mukundakatta profile

bitte-telegram-launcher: Turn Any Bitte Agent into a Telegram Bot

#hermeschallenge #ai #javascript #agents
Comments
5 min read
Cosmic AI Agents vs. Contentful Skills: Two Very Different Visions of AI in the CMS
tonyspiro profile

Cosmic AI Agents vs. Contentful Skills: Two Very Different Visions of AI in the CMS

#cms #ai #webdev #javascript
Comments
5 min read
How to Extract Your Full Team Hierarchy from HubSpot (the API doesn't expose it)
feliperosasgp profile

How to Extract Your Full Team Hierarchy from HubSpot (the API doesn't expose it)

#hubspot #javascript #webdev #api
Comments
4 min read
Is This How We'll Build Websites Soon? (webMCP Live Demo 🚀)

Chrome's experimental protocol for AI agents
sylwia-lask profile

Is This How We'll Build Websites Soon? (webMCP Live Demo 🚀)

#javascript #react #mcp #ai
147
Comments 137
4 min read
The Privacy Bug in My First Chrome Extension (And How to Avoid It)
khaled_kmp profile

The Privacy Bug in My First Chrome Extension (And How to Avoid It)

#beginners #javascript #privacy #security
Comments
2 min read
Tetris in Vanilla JS — SRS Rotation, 7-Bag Randomizer, and Why You Should Separate Game Logic from Rendering
sendotltd profile

Tetris in Vanilla JS — SRS Rotation, 7-Bag Randomizer, and Why You Should Separate Game Logic from Rendering

#javascript #gamedev #canvas #webdev
1
Comments
6 min read
I built a free multi-tab JSON editor — here's what I learned
bhushankumarsingh profile

I built a free multi-tab JSON editor — here's what I learned

#javascript #react #webdev #opensource
Comments
2 min read
Stop Using Fetch() in React: A Better Way To Call Your Backend
coderoflagos profile

Stop Using Fetch() in React: A Better Way To Call Your Backend

#webdev #programming #javascript #tutorial
5
Comments
10 min read
👋 Sign in for the ability to sort posts by relevant, latest, or top.