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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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How to stop people from stealing your HTML5 game's JavaScript (without tanking FPS)

How to stop people from stealing your HTML5 game's JavaScript (without tanking FPS)

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4 min read
Diffing two PDFs in the browser: PDFs don't have lines, so you have to rebuild them

Diffing two PDFs in the browser: PDFs don't have lines, so you have to rebuild them

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4 min read
My JWT signing was broken in production and my uptime check said 200 OK

My JWT signing was broken in production and my uptime check said 200 OK

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7 min read
Finding where people quit a multi-step form, without cookies or recording what they typed

Finding where people quit a multi-step form, without cookies or recording what they typed

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6 min read
How to Validate 10,000 Email Domains Without Sending a Single Email

How to Validate 10,000 Email Domains Without Sending a Single Email

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2 min read
Pro API for JSVMP: call VEILVM's JS VM obfuscator from CI

Pro API for JSVMP: call VEILVM's JS VM obfuscator from CI

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3 min read
How to check your lockfile for malicious packages, free and without installing anything

How to check your lockfile for malicious packages, free and without installing anything

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2 min read
Your SSE Connection Dropped. Now What? Building Resumable Server-Sent Events in JavaScript

Your SSE Connection Dropped. Now What? Building Resumable Server-Sent Events in JavaScript

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5 min read
How I Built an Interactive Water Hardness & Appliance Calibration Tool with Next.js

How I Built an Interactive Water Hardness & Appliance Calibration Tool with Next.js

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3 min read
Multi-Tenant Architecture: A Roadmap for Common Pitfalls to Avoid

Multi-Tenant Architecture: A Roadmap for Common Pitfalls to Avoid

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2 min read
What Actually Goes Over the Network When You Hash a File in the Browser

What Actually Goes Over the Network When You Hash a File in the Browser

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3 min read
Web Vibration API: Haptic Feedback on Android and iPhone

Web Vibration API: Haptic Feedback on Android and iPhone

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14 min read
Cutting glass is not cutting wood: writing a guillotine nesting optimiser that uses the offcuts first

Cutting glass is not cutting wood: writing a guillotine nesting optimiser that uses the offcuts first

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3 min read
Reject a Partial Order Import Before It Creates Warehouse Work

Reject a Partial Order Import Before It Creates Warehouse Work

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3 min read
Image sequence scroll animation lagging on mobile? 9 fixes

Image sequence scroll animation lagging on mobile? 9 fixes

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9 min read
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