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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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JavaScript Design Patterns: Singleton and Factory Explained with Real Examples

JavaScript Design Patterns: Singleton and Factory Explained with Real Examples

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6 min read
A Working Application Isn't Necessarily a Well-Engineered Application

A Working Application Isn't Necessarily a Well-Engineered Application

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3 min read
Your hreflang says English-only. Does your language switcher agree?

Your hreflang says English-only. Does your language switcher agree?

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3 min read
Why your headless screenshots have a cookie banner over them (and how to get rid of it)

Why your headless screenshots have a cookie banner over them (and how to get rid of it)

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2 min read
I built 59 free browser-based dev tools in vanilla JS — here's what I learned

I built 59 free browser-based dev tools in vanilla JS — here's what I learned

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2 min read
Stop Overworking Your Code: A Friendly Guide to Debouncing

Stop Overworking Your Code: A Friendly Guide to Debouncing

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3 min read
The Determinism Gap: Why Your Playwright Tests Lie to You (And a Systems-Engineering Fix)

The Determinism Gap: Why Your Playwright Tests Lie to You (And a Systems-Engineering Fix)

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6 min read
It Works on Office WiFi: Shipping AR to People Who Will Not Install Anything

It Works on Office WiFi: Shipping AR to People Who Will Not Install Anything

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6 min read
How to manage state in URL search params, cookies and localStorage without the glue code

How to manage state in URL search params, cookies and localStorage without the glue code

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5 min read
Shipping an Isometric Game in the Browser With Three.js

Shipping an Isometric Game in the Browser With Three.js

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2 min read
Building a "Find Stores Near Me" Feature with Geolocation

Building a "Find Stores Near Me" Feature with Geolocation

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4 min read
Week-06 Day 1: CommonJS vs ESM and Modules in JavaScript

Week-06 Day 1: CommonJS vs ESM and Modules in JavaScript

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4 min read
Building a fullscreen countdown timer in vanilla JS: accurate time, Wake Lock, and a WebAudio alarm

Building a fullscreen countdown timer in vanilla JS: accurate time, Wake Lock, and a WebAudio alarm

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4 min read
Building Better Error Handling in Node.js

Building Better Error Handling in Node.js

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1 min read
Those ugly tracking codes in your links? I’m building a one-click fix (while learning JavaScript from scratch)

Those ugly tracking codes in your links? I’m building a one-click fix (while learning JavaScript from scratch)

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3 min read
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