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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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User Agent Rotation for Web Scraping: What Works, What Doesn't, and What You Actually Need

User Agent Rotation for Web Scraping: What Works, What Doesn't, and What You Actually Need

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4 min read
Web Scraping With Node.js in 2026: Axios + Cheerio, Playwright, Crawlee

Web Scraping With Node.js in 2026: Axios + Cheerio, Playwright, Crawlee

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4 min read
I built a Developer Tool at 16 (CodeAtlas)

I built a Developer Tool at 16 (CodeAtlas)

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3 min read
I Thought Dark Mode Was a 30-Minute Task. It Turned Into a Full Refactor

I Thought Dark Mode Was a 30-Minute Task. It Turned Into a Full Refactor

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5 min read
Spread vs Rest Operators in JavaScript

Spread vs Rest Operators in JavaScript

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2 min read
hashfree: Clean URL Section Navigation Without the #

hashfree: Clean URL Section Navigation Without the #

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2 min read
One stack, five real projects — a practical roadmap

One stack, five real projects — a practical roadmap

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2 min read
HMAC-SHA256 in Practice: How Crypto Casinos Generate Provably Fair Game Outcomes

HMAC-SHA256 in Practice: How Crypto Casinos Generate Provably Fair Game Outcomes

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3 min read
Add end-to-end encrypted file uploads to your CLI tool: a hands-on walkthrough

Add end-to-end encrypted file uploads to your CLI tool: a hands-on walkthrough

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7 min read
Cursor + Claude: stop shipping flaky UI states

Cursor + Claude: stop shipping flaky UI states

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6 min read
Purpose-based consent: a missing layer in the browser

Purpose-based consent: a missing layer in the browser

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4 min read
Sending Sensitive Data to AI by Accident: A Lightweight Personal Information Remover for Developers

Sending Sensitive Data to AI by Accident: A Lightweight Personal Information Remover for Developers

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3 min read
The Smartest Apps Are the Ones That Do Less

The Smartest Apps Are the Ones That Do Less

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4 min read
Track QR Code Scans in GA4 Without Losing Attribution

Track QR Code Scans in GA4 Without Losing Attribution

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6 min read
How WebAssembly makes it possible to process PDFs entirely in your browser

How WebAssembly makes it possible to process PDFs entirely in your browser

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4 min read
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