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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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Handling Mixed-Unit API Payloads: Why I Built a Zero-Ad Unit Converter

Handling Mixed-Unit API Payloads: Why I Built a Zero-Ad Unit Converter

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3 min read
Setting Up End-to-End PDF Validation in Playwright and Cucumber BDD

Setting Up End-to-End PDF Validation in Playwright and Cucumber BDD

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2 min read
JavaScript! JavaScript! JavaScript!

JavaScript! JavaScript! JavaScript!

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2 min read
3 ways to add link previews to a React app (with and without a backend)

3 ways to add link previews to a React app (with and without a backend)

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3 min read
Automating Our DevRel: Improving React Hook Lab's Release Workflow

Automating Our DevRel: Improving React Hook Lab's Release Workflow

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1 min read
Your realtime UI can lie to you, and nothing logs it

Your realtime UI can lie to you, and nothing logs it

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7 min read
Our password reset links kept expiring. The bug only happened if you had two tabs open.

Our password reset links kept expiring. The bug only happened if you had two tabs open.

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4 min read
useMemo and useCallback: 5 things that actually trip people up

useMemo and useCallback: 5 things that actually trip people up

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2 min read
Why I Built Yet Another Rich Text Editor

Why I Built Yet Another Rich Text Editor

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3 min read
Next.js 16 and 16.3, what changed and what to know before upgrading

Next.js 16 and 16.3, what changed and what to know before upgrading

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5 min read
How I Built a Real-Time Multiplayer Backgammon Platform with Node.js and Socket.IO

How I Built a Real-Time Multiplayer Backgammon Platform with Node.js and Socket.IO

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2 min read
React Made Simple: Components, Hooks (useState), and the Virtual DOM Explained

React Made Simple: Components, Hooks (useState), and the Virtual DOM Explained

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4 min read
React useEvent Hook: Stable Callbacks Without Stale Closures (2026)

React useEvent Hook: Stable Callbacks Without Stale Closures (2026)

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7 min read
Setting Up GTM + GA4 on a Static HTML Site (No CMS, No Plugins)

Setting Up GTM + GA4 on a Static HTML Site (No CMS, No Plugins)

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2 min read
React scrollIntoView with useRef: Scroll to an Element (2026)

React scrollIntoView with useRef: Scroll to an Element (2026)

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9 min read
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