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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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Prompt Caching, Batches API, and Model Routing to Cut LLM Costs

Prompt Caching, Batches API, and Model Routing to Cut LLM Costs

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4 min read
Why Next.js Server Components (RSC) are a Game-Changer for SaaS SEO

Why Next.js Server Components (RSC) are a Game-Changer for SaaS SEO

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4 min read
Deterministic Wrong: Why a Viral Web Toy Must Be Wrong the Same Way Every Time

Deterministic Wrong: Why a Viral Web Toy Must Be Wrong the Same Way Every Time

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9 min read
the Difference Between Site and Origin

the Difference Between Site and Origin

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2 min read
What is CORS and Why Does It Exist?

What is CORS and Why Does It Exist?

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3 min read
How to Gate Your CI Pipeline on Quantum Vulnerability — with quantum-audit

How to Gate Your CI Pipeline on Quantum Vulnerability — with quantum-audit

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3 min read
I built a quick calculator for a very specific, very Indian problem: Golden Visa math vs RBI's LRS limit

I built a quick calculator for a very specific, very Indian problem: Golden Visa math vs RBI's LRS limit

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3 min read
I Asked AI to Fix One JavaScript Problem and Gave It the Whole Kitchen 🤖🍳

I Asked AI to Fix One JavaScript Problem and Gave It the Whole Kitchen 🤖🍳

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3 min read
🍪 Cookies and CORS — When Are Cookies Actually Sent?

🍪 Cookies and CORS — When Are Cookies Actually Sent?

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2 min read
React Email Tests With Stable Scenario IDs

React Email Tests With Stable Scenario IDs

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4 min read
Why We Built Another Data Grid (and What It Took to Ship It)

Why We Built Another Data Grid (and What It Took to Ship It)

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3 min read
What broke in the modern web stack this week (issue 2)

What broke in the modern web stack this week (issue 2)

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2 min read
React 19 useFormStatus and useFormState: Build Accessible Forms Without Extra State Libraries

React 19 useFormStatus and useFormState: Build Accessible Forms Without Extra State Libraries

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13 min read
Dynamic Open Graph images, explained — and every way to actually ship them

Dynamic Open Graph images, explained — and every way to actually ship them

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3 min read
The Next.js 15 Folder Structure I Use in Every Production Project

The Next.js 15 Folder Structure I Use in Every Production Project

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3 min read
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