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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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Building Client-Side Developer Tools: Why Your Browser Is the Best Server

Building Client-Side Developer Tools: Why Your Browser Is the Best Server

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2 min read
DEBUG=false but my app still runs in debug mode: why an environment variable "false" is true

DEBUG=false but my app still runs in debug mode: why an environment variable "false" is true

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2 min read
A country with two clocks gets the overlap, so our US emails start at 12:00 Eastern

A country with two clocks gets the overlap, so our US emails start at 12:00 Eastern

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6 min read
The model reads the brand's website and never picks the number, so the same creator always gets the same fee

The model reads the brand's website and never picks the number, so the same creator always gets the same fee

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9 min read
MCP validate_vast Passes the XML the Agent Pasted. The Live Tag URL Still Has Wrappers.

MCP validate_vast Passes the XML the Agent Pasted. The Live Tag URL Still Has Wrappers.

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4 min read
How We’re Building Threadline: A Privacy-First Alternative to Legacy Comment Systems

How We’re Building Threadline: A Privacy-First Alternative to Legacy Comment Systems

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2 min read
Frontend

Frontend

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2 min read
Optimizing JavaScript Doom Game for Level Stability, Android Performance, and WebRTC Multiplayer Without Server

Optimizing JavaScript Doom Game for Level Stability, Android Performance, and WebRTC Multiplayer Without Server

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10 min read
Why your .env.local change did nothing in Next.js or Vite

Why your .env.local change did nothing in Next.js or Vite

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2 min read
JavaScript Loops: why we use them - the first 3 types

JavaScript Loops: why we use them - the first 3 types

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1 min read
How to Build a Voice-Over Tool for YouTube Videos

How to Build a Voice-Over Tool for YouTube Videos

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5 min read
Reading any marketplace product page from a Chrome extension: JSON-LD first, selectors second

Reading any marketplace product page from a Chrome extension: JSON-LD first, selectors second

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3 min read
JetBrains Said No Static Tool Catches This Freeze Bug. We Built One — And Found a Real Instance in Their Own Code.

JetBrains Said No Static Tool Catches This Freeze Bug. We Built One — And Found a Real Instance in Their Own Code.

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2 min read
Iteration Is the Key

Iteration Is the Key

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2 min read
Why Instagram's In-App Browser Breaks Your Website (And How to Fix It)

Why Instagram's In-App Browser Breaks Your Website (And How to Fix It)

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3 min read
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