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Your CORS proxy is an SSRF engine: how to harden a URL fetcher

Your CORS proxy is an SSRF engine: how to harden a URL fetcher

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3 min read
EAA w polskim e-commerce: Dlaczego „div-soup” to teraz ryzyko biznesowe i jak semantyka HTML ratuje Twój budżet

EAA w polskim e-commerce: Dlaczego „div-soup” to teraz ryzyko biznesowe i jak semantyka HTML ratuje Twój budżet

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6 min read
I Cut My LLM Bill 40x: A Backend Engineer's Migration Notes

I Cut My LLM Bill 40x: A Backend Engineer's Migration Notes

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9 min read
🚀 TypeScript 7: The Game-Changing Features You Need to Know Right Now

🚀 TypeScript 7: The Game-Changing Features You Need to Know Right Now

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2 min read
How a JavaScript Pivot Table Can Handle 10 Million Rows in the Browser

How a JavaScript Pivot Table Can Handle 10 Million Rows in the Browser

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6 min read
DNS Propagation Explained - Why Your Site Changes Take Hours

DNS Propagation Explained - Why Your Site Changes Take Hours

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7 min read
Streaming Responses in Next.js App Router — Server-Sent Events and ReadableStream

Streaming Responses in Next.js App Router — Server-Sent Events and ReadableStream

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5 min read
I Built a Real-Time E-Commerce Price API (100 Free Calls/Day)

I Built a Real-Time E-Commerce Price API (100 Free Calls/Day)

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2 min read
6 Security Holes We Keep Finding in Vibe-Coded Apps

6 Security Holes We Keep Finding in Vibe-Coded Apps

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4 min read
Building a Memory-Driven AI Tutor in 4 Days with Cognee

Building a Memory-Driven AI Tutor in 4 Days with Cognee

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11 min read
Rattribute.js

Rattribute.js

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1 min read
I Finally Read Designing Data-Intensive Applications (2nd Edition) - Here's Why Every Backend Engineer Should

I Finally Read Designing Data-Intensive Applications (2nd Edition) - Here's Why Every Backend Engineer Should

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6 min read
I wrote an RPG Roleplay Platform: a self-hosted LLM engine project

I wrote an RPG Roleplay Platform: a self-hosted LLM engine project

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2 min read
I catalogued every tell that makes a UI look AI-generated. My own tool kept failing the test.

I catalogued every tell that makes a UI look AI-generated. My own tool kept failing the test.

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4 min read
The Invisible Frontend: Small Decisions That Quietly Save a Product

The Invisible Frontend: Small Decisions That Quietly Save a Product

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3 min read
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