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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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Preventing Double-Counted USDT Transfers in a Multi-Wallet Ledger

Preventing Double-Counted USDT Transfers in a Multi-Wallet Ledger

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3 min read
I set out to build the app that would save the world. Embedding YouTube turned out to be the easy 10%.

I set out to build the app that would save the world. Embedding YouTube turned out to be the easy 10%.

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7 min read
Free Browser-Based PDF Editor Without Signup

Free Browser-Based PDF Editor Without Signup

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1 min read
"TypeError: crypto.createCipher is not a function — migrating to createCipheriv on Node.js 22 Lambda"

"TypeError: crypto.createCipher is not a function — migrating to createCipheriv on Node.js 22 Lambda"

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4 min read
Next.js Server Actions — Stop Writing API Routes for Forms

Next.js Server Actions — Stop Writing API Routes for Forms

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3 min read
I built a zero-dependency static site generator for calculator sites, then used it to launch two live sites

I built a zero-dependency static site generator for calculator sites, then used it to launch two live sites

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2 min read
The 4% rule doesn't control your withdrawals — it just sizes the target (I didn't realize this until I built a FIRE calculator)

The 4% rule doesn't control your withdrawals — it just sizes the target (I didn't realize this until I built a FIRE calculator)

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5 min read
Your CI checks your types. It doesn't check your translations.

Your CI checks your types. It doesn't check your translations.

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9 min read
I built a Google Sheets tool to check backlink indexation with SerpApi, and why I made it manual-only

I built a Google Sheets tool to check backlink indexation with SerpApi, and why I made it manual-only

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5 min read
ARRAY ITERATIONS IN JS

ARRAY ITERATIONS IN JS

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2 min read
Our AI builder said "done" when the output matched a regex

Our AI builder said "done" when the output matched a regex

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4 min read
The Manifest V3 bug that passes your tests and breaks for users

The Manifest V3 bug that passes your tests and breaks for users

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1 min read
What “Client-Side” Privacy Actually Means for Developer Tools

What “Client-Side” Privacy Actually Means for Developer Tools

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2 min read
Parsing CSV Files in JavaScript: A Beginner-Friendly Guide

Parsing CSV Files in JavaScript: A Beginner-Friendly Guide

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3 min read
ARRAY METHODS IN JS

ARRAY METHODS IN JS

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2 min read
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