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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!

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JavaScript Closures Explained: Why Your Functions Remember Everything

JavaScript Closures Explained: Why Your Functions Remember Everything

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1 min read
Building Privacy-First Browser Extensions: What I Learned

Building Privacy-First Browser Extensions: What I Learned

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3 min read
Meta's Post-Quantum Crypto Migration Playbook

Meta's Post-Quantum Crypto Migration Playbook

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9 min read
The Vercel April 2026 Security Incident: What Every Developer Actually Needs to Know

The Vercel April 2026 Security Incident: What Every Developer Actually Needs to Know

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6 min read
Protecting Your macOS: How to Find Exactly Which IPs Are Trying to Attack Your System (And Stop Them)

Protecting Your macOS: How to Find Exactly Which IPs Are Trying to Attack Your System (And Stop Them)

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7 min read
5 React Performance Mistakes That Are Slowing Your App Down

5 React Performance Mistakes That Are Slowing Your App Down

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4 min read
Git is Your Memory: A Startup Engineer's Guide to Surviving Stakeholders

Git is Your Memory: A Startup Engineer's Guide to Surviving Stakeholders

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3 min read
How I Built and Deployed WebToolkit Pro — 40+ Free Developer Tools, All Client-Side

How I Built and Deployed WebToolkit Pro — 40+ Free Developer Tools, All Client-Side

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3 min read
AI Search Crawlers Are Curl From 1998, Not Chrome. Your SPA Is Invisible and Here Is the Mechanism.

AI Search Crawlers Are Curl From 1998, Not Chrome. Your SPA Is Invisible and Here Is the Mechanism.

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13 min read
Why my real-time Google Meet translator runs on your laptop, not my server

Why my real-time Google Meet translator runs on your laptop, not my server

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7 min read
Three image-processing problems I kept hitting in Node.js (and the library I built to fix them)

Three image-processing problems I kept hitting in Node.js (and the library I built to fix them)

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5 min read
Manifest V3 Migration Pitfalls — Lessons from 17 Chrome Extensions

Manifest V3 Migration Pitfalls — Lessons from 17 Chrome Extensions

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4 min read
Building a Blockchain Garden Tracker for Earth Day

DEV Weekend Challenge: Earth Day

Building a Blockchain Garden Tracker for Earth Day

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2 min read
10 Best Open Source Projects Every Developer Should Know (Including One You've Never Heard Of)

10 Best Open Source Projects Every Developer Should Know (Including One You've Never Heard Of)

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8 min read
Hello Dev đź‘‹

Hello Dev đź‘‹

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1 min read
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