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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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The night Meta flagged my Instagram automation - what I rewrote in v1.5.0

The night Meta flagged my Instagram automation - what I rewrote in v1.5.0

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4 min read
Rest In Peace, Throw: TypeScript error handling 22x faster in just 1.6KB

Rest In Peace, Throw: TypeScript error handling 22x faster in just 1.6KB

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2 min read
ky: Stop Writing Fetch Boilerplate

ky: Stop Writing Fetch Boilerplate

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5 min read
Fetch Concurrency Control: Limit Simultaneous Requests with p-limit

Fetch Concurrency Control: Limit Simultaneous Requests with p-limit

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3 min read
Event Loop: como o JavaScript executa cĂłdigo assĂ­ncrono

Event Loop: como o JavaScript executa cĂłdigo assĂ­ncrono

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5 min read
Technical SEO Checklist for Full-Stack Developers in 2026

Technical SEO Checklist for Full-Stack Developers in 2026

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3 min read
APIs for JS Explained

APIs for JS Explained

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1 min read
How to Download YouTube to MP3, MP4, or WAV in 2026

How to Download YouTube to MP3, MP4, or WAV in 2026

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8 min read
Floating-point will quietly corrupt your emissions math, and 0.1 + 0.2 already warned you

Floating-point will quietly corrupt your emissions math, and 0.1 + 0.2 already warned you

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6 min read
Why I Built a 100% Client-Side Web Utility Hub (Zero Server Load)

Why I Built a 100% Client-Side Web Utility Hub (Zero Server Load)

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1 min read
How I reclaimed 47GB on my MacBook by cleaning developer project junk

How I reclaimed 47GB on my MacBook by cleaning developer project junk

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2 min read
How to Compare Two JSON Objects and Spot the Differences Instantly

How to Compare Two JSON Objects and Spot the Differences Instantly

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4 min read
Built a free browser-only dev tools site, no server side slowness, no signup

Built a free browser-only dev tools site, no server side slowness, no signup

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1 min read
Array Search

Array Search

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1 min read
How HTTP/2 Made Five Frontend Performance Best Practices Obsolete

How HTTP/2 Made Five Frontend Performance Best Practices Obsolete

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7 min read
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