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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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REA reverse-engineers any app. I built REAShield to make it come back empty

REA reverse-engineers any app. I built REAShield to make it come back empty

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2 min read
I Built Hush Relay: A Self-Hosted Encrypted Messenger Using Vanilla JavaScript and One PHP File

I Built Hush Relay: A Self-Hosted Encrypted Messenger Using Vanilla JavaScript and One PHP File

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7 min read
~2MB to give your Android app WorkBuddy-like agent powers

~2MB to give your Android app WorkBuddy-like agent powers

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5 min read
Your Anthropic bill doesn't fit FOCUS. Here's how to convert it (and the cached-token trap)

Your Anthropic bill doesn't fit FOCUS. Here's how to convert it (and the cached-token trap)

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2 min read
Measuring MP3 and MP4 durations by reading their headers

Measuring MP3 and MP4 durations by reading their headers

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8 min read
Inspeccionar enlaces externos con JavaScript: URLs, atributos rel y lĂ­mites del DOM

Inspeccionar enlaces externos con JavaScript: URLs, atributos rel y lĂ­mites del DOM

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4 min read
Building Matrix Destiny Calculator with React, Vite, and SVG

Building Matrix Destiny Calculator with React, Vite, and SVG

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6 min read
How We Built a 10-Language QR Templates Library (With Full RTL Support)

How We Built a 10-Language QR Templates Library (With Full RTL Support)

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2 min read
Building a Work-Hours Calculator? Time Arithmetic Is the Trap

Building a Work-Hours Calculator? Time Arithmetic Is the Trap

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4 min read
How to Save User Progress in localStorage Without Accounts

How to Save User Progress in localStorage Without Accounts

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4 min read
Do you scrub request bodies before they reach your error tracker?

Do you scrub request bodies before they reach your error tracker?

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2 min read
Shopping shouldn't feel like detective work. So I'm building DigitalMarketBase.

Shopping shouldn't feel like detective work. So I'm building DigitalMarketBase.

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2 min read
My app's tab kept jumping to the front: passkey autofill and Bitwarden

My app's tab kept jumping to the front: passkey autofill and Bitwarden

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6 min read
Intl.Segmenter: split text without breaking emoji

Intl.Segmenter: split text without breaking emoji

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5 min read
This Week in AI for Developers: IPOs, Texting Agents & Self-Replicating Models

This Week in AI for Developers: IPOs, Texting Agents & Self-Replicating Models

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7 min read
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