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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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I Built a Free Email Signature Generator in a Day — No Backend Required

I Built a Free Email Signature Generator in a Day — No Backend Required

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3 min read
What Happened When I Let the Internet Decide What Code Gets Merged (Week 1)

What Happened When I Let the Internet Decide What Code Gets Merged (Week 1)

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5 min read
How We Generate 600M+ Cold Email Variations From One Template (Open Source)

How We Generate 600M+ Cold Email Variations From One Template (Open Source)

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2 min read
Build Modern Browser Extensions with WXT, React and TypeScript

Build Modern Browser Extensions with WXT, React and TypeScript

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8 min read
How I built an encrypted messenger that requires zero accounts — not even a username

How I built an encrypted messenger that requires zero accounts — not even a username

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2 min read
Generative UI: Building a Real-Time Weather & Stock Assistant with Streaming RSCs

Generative UI: Building a Real-Time Weather & Stock Assistant with Streaming RSCs

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7 min read
JavaScript's String Length Has Been Lying to You

JavaScript's String Length Has Been Lying to You

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6 min read
Detect Any Website's Tech Stack With a Single API Call

Detect Any Website's Tech Stack With a Single API Call

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2 min read
How I Built a WCAG Contrast Checker in 50 Lines of JavaScript.

How I Built a WCAG Contrast Checker in 50 Lines of JavaScript.

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3 min read
🔥 Advanced Angular Form Validation: Patterns Most Developers Get Wrong

🔥 Advanced Angular Form Validation: Patterns Most Developers Get Wrong

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3 min read
Node.js Just Cut Its Memory in Half — One Docker Line, Zero Code Changes, $300K Saved

Node.js Just Cut Its Memory in Half — One Docker Line, Zero Code Changes, $300K Saved

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15 min read
The Trade-off: Clean Testing vs. Code Brevity in Modern JS

The Trade-off: Clean Testing vs. Code Brevity in Modern JS

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4 min read
SSR vs SPA | Qual devo usar?

SSR vs SPA | Qual devo usar?

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3 min read
LINE: Using liff.isApiAvailable() for LIFF compatibility in older LINE versions

LINE: Using liff.isApiAvailable() for LIFF compatibility in older LINE versions

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2 min read
slice vs splice vs split — The Way I Finally Understood Them

slice vs splice vs split — The Way I Finally Understood Them

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2 min read
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