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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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How to Build a Zero-Knowledge IPv4 Subnet & CIDR Calculator in Pure Client-Side JavaScript

How to Build a Zero-Knowledge IPv4 Subnet & CIDR Calculator in Pure Client-Side JavaScript

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3 min read
Convert CSV to Excel (XLSX) in JavaScript, in the Browser and in Node

Convert CSV to Excel (XLSX) in JavaScript, in the Browser and in Node

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4 min read
Angular API Requests with tanstack-fetch and TanStack Query

Angular API Requests with tanstack-fetch and TanStack Query

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2 min read
How to Calculate Hours Worked in Excel Without Breaking Payroll Math

How to Calculate Hours Worked in Excel Without Breaking Payroll Math

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5 min read
🎮 Neon Caverns — Source Code Deep Dive

🎮 Neon Caverns — Source Code Deep Dive

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20 min read
Payload vs Strapi vs Sanity in 2026: Which Headless CMS Should You Choose?

Payload vs Strapi vs Sanity in 2026: Which Headless CMS Should You Choose?

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5 min read
A legal FEN is not a game: state identity in a browser chess extension

A legal FEN is not a game: state identity in a browser chess extension

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4 min read
Stop AI Context Drift: A Zero-Dependency Universal Protocol for 21 AI Tools

Stop AI Context Drift: A Zero-Dependency Universal Protocol for 21 AI Tools

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2 min read
JavaScript Arrays

JavaScript Arrays

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2 min read
bro.js v2.3.0: Simpler Routes, Smart Language Support, and Auto API Docs

bro.js v2.3.0: Simpler Routes, Smart Language Support, and Auto API Docs

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2 min read
The FAQ Rich Result You're Chasing Doesn't Exist Anymore

The FAQ Rich Result You're Chasing Doesn't Exist Anymore

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5 min read
When Should an AI Agent Stop?

When Should an AI Agent Stop?

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3 min read
The Rusty Reality of OSS: Chasing Socket Leaks, Replacing DNS Libraries, and the Unseen Cost of Building in Public

The Rusty Reality of OSS: Chasing Socket Leaks, Replacing DNS Libraries, and the Unseen Cost of Building in Public

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7 min read
Closure in JavaScript

Closure in JavaScript

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2 min read
Your JWT-Based Auth Might Let a Stolen Token Outlive a Password Reset

Your JWT-Based Auth Might Let a Stolen Token Outlive a Password Reset

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4 min read
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