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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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Why useRef Is Better Than querySelector in React

Why useRef Is Better Than querySelector in React

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2 min read
New Free React Challenge: Countdown ⏱️

New Free React Challenge: Countdown ⏱️

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1 min read
Migrating from Jasmine/Karma to Vitest in Angular 21: A Step-by-Step Guide Developer's Complete Guide

Migrating from Jasmine/Karma to Vitest in Angular 21: A Step-by-Step Guide Developer's Complete Guide

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10 min read
Turn Claude Code into a Fullstack web app expert 🔌

Turn Claude Code into a Fullstack web app expert 🔌

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4 min read
Localhost is a Lie: The Happy Path Fallacy

Localhost is a Lie: The Happy Path Fallacy

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3 min read
No Restarts, No Rewrites, No Downtime: How SLS Soft Delete Delivers True "Seamless Data Rescue"

No Restarts, No Rewrites, No Downtime: How SLS Soft Delete Delivers True "Seamless Data Rescue"

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4 min read
Coding Challenge Practice - Question 64

Coding Challenge Practice - Question 64

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1 min read
React vs. Next.js: The Ultimate Guide to Choosing Your Stack (2025 Edition)

React vs. Next.js: The Ultimate Guide to Choosing Your Stack (2025 Edition)

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4 min read
Pulse 1.5: A Deterministic Runtime You Can Actually Rely On

Pulse 1.5: A Deterministic Runtime You Can Actually Rely On

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3 min read
Top-level await on iOS Safari/Chrome fails

Top-level await on iOS Safari/Chrome fails

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2 min read
Will WebAssembly Kill JavaScript? Let’s Find Out (+ Live Demo) 🚀

Will WebAssembly Kill JavaScript? Let’s Find Out (+ Live Demo) 🚀

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5 min read
How Async/Await Made Me Love Asynchronous JavaScript Again

How Async/Await Made Me Love Asynchronous JavaScript Again

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5 min read
The Secret Life of JavaScript: Let, Const, and Why Variables Are Complicated

The Secret Life of JavaScript: Let, Const, and Why Variables Are Complicated

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9 min read
Why Your Static Site Isn't Ranking (And How to Fix It in 48 Hours)

Why Your Static Site Isn't Ranking (And How to Fix It in 48 Hours)

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2 min read
Signals vs Proxy vs Virtual DOM — What Actually Makes Them Different?

Signals vs Proxy vs Virtual DOM — What Actually Makes Them Different?

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4 min read
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