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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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Debugging Memory Leaks in Node.js: A Complete Guide

Debugging Memory Leaks in Node.js: A Complete Guide

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5 min read
I built a Serverless Real-Time Multiplayer Game (Next.js + Firebase) 🚀

I built a Serverless Real-Time Multiplayer Game (Next.js + Firebase) 🚀

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1 min read
The Morning vs Evening Habit Tracker: What the Data Actually Shows

The Morning vs Evening Habit Tracker: What the Data Actually Shows

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2 min read
Zero Budget SPA Prerendering: Cloudflare Workers, Puppeteer & KV Storage

Zero Budget SPA Prerendering: Cloudflare Workers, Puppeteer & KV Storage

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11 min read
Building Hacker News 2026: A Modern Take on a Classic

Building Hacker News 2026: A Modern Take on a Classic

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3 min read
My AI Mentor Remembered Every Bug I Kept Repeating — And Wouldn’t Let Me Ship With It Again.

My AI Mentor Remembered Every Bug I Kept Repeating — And Wouldn’t Let Me Ship With It Again.

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2 min read
Como criar um Bot de WhatsApp com Node.js do zero (template pronto)

Como criar um Bot de WhatsApp com Node.js do zero (template pronto)

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2 min read
HTTP Caching in Node.js APIs: ETag, Cache-Control, and stale-while-revalidate Explained

HTTP Caching in Node.js APIs: ETag, Cache-Control, and stale-while-revalidate Explained

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5 min read
I Built 44 Free Developer Tools — Here's What I Learned

I Built 44 Free Developer Tools — Here's What I Learned

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5 min read
This open-source tool scans uploads before they become a problem

This open-source tool scans uploads before they become a problem

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3 min read
Why Streaks Are Lying to You (And What to Track Instead)

Why Streaks Are Lying to You (And What to Track Instead)

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3 min read
Building Safer Email OTP Verification in Node.js: Expiry, Retries, and Lockouts

Building Safer Email OTP Verification in Node.js: Expiry, Retries, and Lockouts

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5 min read
Frontend Security - What Your Browser Is Quietly Protecting You From

Frontend Security - What Your Browser Is Quietly Protecting You From

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7 min read
I Ran a Neural Network in a Browser Tab to Split a Song into Stems

I Ran a Neural Network in a Browser Tab to Split a Song into Stems

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6 min read
Why Habit Apps Feel Like Nagging Parents (And What I Built Instead)

Why Habit Apps Feel Like Nagging Parents (And What I Built Instead)

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2 min read
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