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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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Treating code-reading as a deliberate skill

Treating code-reading as a deliberate skill

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2 min read
How I Locked Down a Static Site with Lambda@Edge and Cognito (No Backend Required)

How I Locked Down a Static Site with Lambda@Edge and Cognito (No Backend Required)

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7 min read
I got tired of translating Zod errors. So I built friendly-zod.

I got tired of translating Zod errors. So I built friendly-zod.

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5 min read
“The page jumps up when clicking on buttons in a JavaScript calendar

“The page jumps up when clicking on buttons in a JavaScript calendar

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1 min read
Collecting User Feedback at Scale Without Building a Feedback Tool

Collecting User Feedback at Scale Without Building a Feedback Tool

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3 min read
I Built 30 Free Real Estate Investment Calculators — Here Is the Tech Stack

I Built 30 Free Real Estate Investment Calculators — Here Is the Tech Stack

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3 min read
Real-time pitch detection in the browser — how it works and a free tool to try it

Real-time pitch detection in the browser — how it works and a free tool to try it

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1 min read
I Built a Browser-Based 3D Print Overhang Analyzer — No Backend, No Uploads

I Built a Browser-Based 3D Print Overhang Analyzer — No Backend, No Uploads

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3 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
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
Stop Learning, Start Building: The Fastest Way to Become a Developer in 2026

Stop Learning, Start Building: The Fastest Way to Become a Developer in 2026

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3 min read
Building a Browser-Side Document Comparison Tool: Privacy-First .docx Diffing with JavaScript

Building a Browser-Side Document Comparison Tool: Privacy-First .docx Diffing with JavaScript

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1 min read
kytka9notes: Nájdi kód skôr, ako otvoríš Google

kytka9notes: Nájdi kód skôr, ako otvoríš Google

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3 min read
Angular Addicts #49: AnalogJS 2.5, Agentic Angular & more

Angular Addicts #49: AnalogJS 2.5, Agentic Angular & more

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4 min read
I built an HTML-to-PDF API in 6 weeks — here's what I learned

I built an HTML-to-PDF API in 6 weeks — here's what I learned

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2 min read
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