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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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Most Apps Are Slower Than They Need to Be — Here’s Why (Live Demo🛸)

Practical WebGPU and WebAssembly performance

Most Apps Are Slower Than They Need to Be — Here’s Why (Live Demo🛸)

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5 min read
Designing Multi-Tenant Backends With Both Ownership and Team Access

Designing Multi-Tenant Backends With Both Ownership and Team Access

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8 min read
I built a small P2P lib over UDP and it actually works

I built a small P2P lib over UDP and it actually works

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2 min read
The Scroll Animation That Was Hiding Our LCP Element

The Scroll Animation That Was Hiding Our LCP Element

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2 min read
Beyond Marker Clustering

Beyond Marker Clustering

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3 min read
How to Compress Images in the Browser With Canvas API (No Server Needed)

How to Compress Images in the Browser With Canvas API (No Server Needed)

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3 min read
How Fict's compiler works

How Fict's compiler works

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12 min read
The Question Nobody Asks Before Picking a Mobile AR Platform

The Question Nobody Asks Before Picking a Mobile AR Platform

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4 min read
Mastering Your Frontend Build with Bazel: Linting

Mastering Your Frontend Build with Bazel: Linting

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6 min read
The JavaScript Logic Behind Tracking 14 Credit Card APR Deadlines (Without Losing Your Mind)

The JavaScript Logic Behind Tracking 14 Credit Card APR Deadlines (Without Losing Your Mind)

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4 min read
Better Numeric Inputs in Angular (Signal Forms + Angular 22)

Better Numeric Inputs in Angular (Signal Forms + Angular 22)

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6 min read
Macrotasks: What a Task Actually Is

Macrotasks: What a Task Actually Is

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6 min read
I audited every npm package with >10M weekly downloads. Here is the risk map.

I audited every npm package with >10M weekly downloads. Here is the risk map.

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4 min read
Escaping the Maze: A Brain-Friendly Guide to Async/Await in JavaScript

Escaping the Maze: A Brain-Friendly Guide to Async/Await in JavaScript

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4 min read
How I Optimized a React App from Slow to Lightning Fast (Real Performance Guide)

How I Optimized a React App from Slow to Lightning Fast (Real Performance Guide)

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3 min read
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