Adrian | JavaScript Mastery

@jsmasterypro

Founder @ JS Mastery @GitHub Star, software engineer & educator Agentic Engineering Course is live now, 20% off through Sep 29

Croatia

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Adrian | JavaScript Mastery
@jsmasterypro
Oct 2
What if you could paste a GitHub repo and instantly see what breaks if you touch any file? In our new YouTube video, I'll show you how to build “Cartograph” 🧵👇
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Adrian | JavaScript Mastery
@jsmasterypro
3h
You've typed URLs thousands of times today. Here's what happens every single time, in 1.2 seconds, visualized in 3D. Built with @Claude Opus 5.5 + @threejs Live: …appens-when-you-type-a-url.vercel.app
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Adrian | JavaScript Mastery
@jsmasterypro
7h
What actually happens in the 1.2 seconds after you type a URL and hit Enter? I built a website that shows you in 3D! One request, from your keyboard to any URL and back: → DNS lookup, all the way to the authoritative nameserver → TCP handshake → across the undersea cables
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Adrian | JavaScript Mastery
@jsmasterypro
8h
Writing a CLAUDE.md? Skip the generic advice. ❌ "Write high-quality code" ❌ "Follow best practices" ❌ "Make the UI beautiful"
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Adrian | JavaScript Mastery
@jsmasterypro
Oct 5
@pewdiepie just shipped a fine-tuned local AI model. Distilled seed data, ablated refusals, ran GRPO for 4 weeks straight. Got banned by OpenAI twice in the process. He's not a large software company, just one of the biggest YT creators with a gaming PC. The tools are that