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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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Async Architectures for Shopify Operations: Patterns That Actually Hold Under Load

Async Architectures for Shopify Operations: Patterns That Actually Hold Under Load

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3 min read
We're All Juggling 4 AI Tools Now and Pretending That's Normal

We're All Juggling 4 AI Tools Now and Pretending That's Normal

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3 min read
Playwright MCP vs Tap vs Browserbase — where the credentials live

Playwright MCP vs Tap vs Browserbase — where the credentials live

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2 min read
Every AI toolchain is inventing its own safety layer.

Every AI toolchain is inventing its own safety layer.

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6 min read
When zippopotam.us 404s on a real US ZIP: building a 4-tier geocoding fallback

When zippopotam.us 404s on a real US ZIP: building a 4-tier geocoding fallback

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7 min read
Callback Functions in JavaScript Explained

Callback Functions in JavaScript Explained

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1 min read
HTML to PDF API — 1,000 free PDFs/month, no credit card

HTML to PDF API — 1,000 free PDFs/month, no credit card

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1 min read
Why Google reCAPTCHA is breaking your site (and how to actually replace it)

Why Google reCAPTCHA is breaking your site (and how to actually replace it)

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5 min read
Lessons from Building 370 Static Calculator Pages with Astro and Vanilla JS

Lessons from Building 370 Static Calculator Pages with Astro and Vanilla JS

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5 min read
Stop using UUID v4 for database primary keys — UUIDv7 is the 2026 default

Stop using UUID v4 for database primary keys — UUIDv7 is the 2026 default

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5 min read
NandanX — The Frontend Library That Makes Websites Feel Alive

NandanX — The Frontend Library That Makes Websites Feel Alive

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2 min read
Weather app using fetch

Weather app using fetch

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1 min read
I Built a Price History Tracker for Japan's 4 Major E-Commerce Sites (Amazon.co.jp, Rakuten, Yahoo!, Mercari)

I Built a Price History Tracker for Japan's 4 Major E-Commerce Sites (Amazon.co.jp, Rakuten, Yahoo!, Mercari)

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4 min read
I quit my job to learn how to code at 44.

I quit my job to learn how to code at 44.

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2 min read
Analyzing HLS Audio Streams with Web Audio API and hls.js

Analyzing HLS Audio Streams with Web Audio API and hls.js

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5 min read
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