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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 migrated a production app to Next.js App Router. Here is what the docs don't tell you.

I migrated a production app to Next.js App Router. Here is what the docs don't tell you.

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3 min read
Lexical Scope

Lexical Scope

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2 min read
Japanese Holidays Are Harder Than You Think: Substitute Holidays, Business Days & Wareki

Japanese Holidays Are Harder Than You Think: Substitute Holidays, Business Days & Wareki

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4 min read
Fix Next.js Parallel Routes 404 on Refresh | App Router Guide

Fix Next.js Parallel Routes 404 on Refresh | App Router Guide

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4 min read
svelte5plus-calendar: Zero-dependency full calendar for Svelte 5

svelte5plus-calendar: Zero-dependency full calendar for Svelte 5

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3 min read
Why my prerendered pages shipped with three <title> tags

Why my prerendered pages shipped with three <title> tags

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5 min read
A spinning globe in 471 lines: no WebGL, no three.js, no CDN

A spinning globe in 471 lines: no WebGL, no three.js, no CDN

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3 min read
What breaks when you ship 21 AI tools that never touch a server

What breaks when you ship 21 AI tools that never touch a server

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5 min read
What Is Prototype Pollution? How Can It Affect an Entire Application?

What Is Prototype Pollution? How Can It Affect an Entire Application?

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5 min read
Mapping 39 Local Business Categories to schema.org LocalBusiness Types (with a Builder)

Mapping 39 Local Business Categories to schema.org LocalBusiness Types (with a Builder)

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4 min read
Handling Rate Limits Properly — Backoff, Retry-After, and the Bugs In Between

Handling Rate Limits Properly — Backoff, Retry-After, and the Bugs In Between

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3 min read
Unix Timestamps Explained: A Practical Guide for Developers

Unix Timestamps Explained: A Practical Guide for Developers

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3 min read
Learning Web Development Is Easier When You Build Real Projects

Learning Web Development Is Easier When You Build Real Projects

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2 min read
🗺️ The Complete Limn Engine Learning Roadmap: From Zero to Game Developer

🗺️ The Complete Limn Engine Learning Roadmap: From Zero to Game Developer

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13 min read
JavaScript Objects: What I Learned

JavaScript Objects: What I Learned

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1 min read
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