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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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Handing several files to a browser user: zip or not

Handing several files to a browser user: zip or not

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3 min read
A classic linked list problem: reorder the list (mental model and dry run)

A classic linked list problem: reorder the list (mental model and dry run)

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3 min read
bro.js v3.0.0 – What’s new

bro.js v3.0.0 – What’s new

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2 min read
We timed HTTP-only scraping against a headless browser on the same page. It wasn't close.

We timed HTTP-only scraping against a headless browser on the same page. It wasn't close.

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4 min read
Building Calcia: A Practical Calculator Platform for Everyday Calculations

Building Calcia: A Practical Calculator Platform for Everyday Calculations

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2 min read
Built a highly polished personal finance tracker but don't have time to launch it. Thinking of selling the codebase.

Built a highly polished personal finance tracker but don't have time to launch it. Thinking of selling the codebase.

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2 min read
Starting a React API-Driven App? 8 Decisions to Make Before Coding

Starting a React API-Driven App? 8 Decisions to Make Before Coding

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6 min read
I built an on-device AI face rater that runs 100% in the browser

I built an on-device AI face rater that runs 100% in the browser

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2 min read
My CSV parser put ÂŁ917,785 of VAT on a ÂŁ2,442 invoice

My CSV parser put ÂŁ917,785 of VAT on a ÂŁ2,442 invoice

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5 min read
I downscaled a 1080p video to 480x270 to protect its quality

I downscaled a 1080p video to 480x270 to protect its quality

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9 min read
Why We Moved 100% of Our Web Tools Client-Side (And Saved 95% Server Costs)

Why We Moved 100% of Our Web Tools Client-Side (And Saved 95% Server Costs)

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3 min read
Why React & Next.js Users Get `ChunkLoadError` After Deployment — And How to Fix It

Why React & Next.js Users Get `ChunkLoadError` After Deployment — And How to Fix It

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10 min read
The number in your marketing copy is a bug waiting to happen

The number in your marketing copy is a bug waiting to happen

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3 min read
Essential DOM Manipulation Techniques for Dynamic Web Applications

Essential DOM Manipulation Techniques for Dynamic Web Applications

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2 min read
Day 9: Learning JavaScript Variables, Operators & Functions 🚀

Day 9: Learning JavaScript Variables, Operators & Functions 🚀

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1 min read
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