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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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A user's terminal opened a code editor instead of running my CLI tool.

A user's terminal opened a code editor instead of running my CLI tool.

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2 min read
AI Code Refactoring Tools in 2026: A Practical Developer's Guide

AI Code Refactoring Tools in 2026: A Practical Developer's Guide

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8 min read
Implementing a cryptographically secure shuffle: Fisher-Yates with CSPRNG in JavaScript

Implementing a cryptographically secure shuffle: Fisher-Yates with CSPRNG in JavaScript

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3 min read
Tired of Searching for Different Base64 Tools? I Built One Place for Everything

Tired of Searching for Different Base64 Tools? I Built One Place for Everything

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1 min read
I Built a Diff Checker With the LCS Algorithm (Live in the Browser)

I Built a Diff Checker With the LCS Algorithm (Live in the Browser)

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1 min read
Browser Scroll Restoration Is Broken on SPAs. Here's How a Chrome Extension Fixes It.

Browser Scroll Restoration Is Broken on SPAs. Here's How a Chrome Extension Fixes It.

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4 min read
CSV explained — the quirks that quietly corrupt your data (and how to avoid them)

CSV explained — the quirks that quietly corrupt your data (and how to avoid them)

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7 min read
When Render No Longer Owns the Entire Data Flow

When Render No Longer Owns the Entire Data Flow

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7 min read
I built PDF Dark — convert any PDF to true dark mode, 100% in your browser

I built PDF Dark — convert any PDF to true dark mode, 100% in your browser

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2 min read
I built a free browser-based character counter — here's what I learned

I built a free browser-based character counter — here's what I learned

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2 min read
Convert Word and Excel to PDF in the browser (no server, no upload)

Convert Word and Excel to PDF in the browser (no server, no upload)

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4 min read
I Built Gamepad Support Into My Web App Using Pure JavaScript Here's Everything I Learned

I Built Gamepad Support Into My Web App Using Pure JavaScript Here's Everything I Learned

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9 min read
Call vs. Apply in JavaScript

Call vs. Apply in JavaScript

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2 min read
K-Means From Scratch: Finding Groups With No Labels

K-Means From Scratch: Finding Groups With No Labels

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1 min read
I built a free diamond price calculator for South Africa (and made it embeddable)

I built a free diamond price calculator for South Africa (and made it embeddable)

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2 min read
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