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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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I built 38 free browser-only tools that never upload your files

I built 38 free browser-only tools that never upload your files

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2 min read
Your cron expression can be valid and still never run

Your cron expression can be valid and still never run

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4 min read
4 JavaScript Things I Learned Recently

4 JavaScript Things I Learned Recently

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1 min read
"I built a Python compiler that runs in browser using WebAssembly"

"I built a Python compiler that runs in browser using WebAssembly"

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1 min read
Fifty Green Tests, Two Real Bugs, and the Oracle One `npm install` Away

Fifty Green Tests, Two Real Bugs, and the Oracle One `npm install` Away

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9 min read
Merge PDFs in the browser with JavaScript (no uploads, no server)

Merge PDFs in the browser with JavaScript (no uploads, no server)

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2 min read
Half my test suite asserts that nothing happened

Half my test suite asserts that nothing happened

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6 min read
Using Playwright projects and Page extensions to run tests on multiple testing environments

Using Playwright projects and Page extensions to run tests on multiple testing environments

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19 min read
A Michigan CDL study app that shows its work

A Michigan CDL study app that shows its work

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4 min read
Editing Text Contents with DOM

Editing Text Contents with DOM

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3 min read
Building a Full-Stack AI Creative Studio with Next.js, WebGPU, and Node.js: The Ultimate Capstone Blueprint

Building a Full-Stack AI Creative Studio with Next.js, WebGPU, and Node.js: The Ultimate Capstone Blueprint

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10 min read
What Does `async/await` Actually Do in JavaScript?

What Does `async/await` Actually Do in JavaScript?

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4 min read
I built Loop – a social media platform with Co-Loops, Circles & Rewards. Looking for testers & feedback

I built Loop – a social media platform with Co-Loops, Circles & Rewards. Looking for testers & feedback

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1 min read
Temporize, Promise-aware debounce and throttle for TypeScript

Temporize, Promise-aware debounce and throttle for TypeScript

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1 min read
RelinkDB - auto db migration tool for free-tier services

RelinkDB - auto db migration tool for free-tier services

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2 min read
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