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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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How UPI deep links work (upi://pay): build a payment link and QR code without a payment gateway

How UPI deep links work (upi://pay): build a payment link and QR code without a payment gateway

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5 min read
Real-Time Communication: WebSockets vs. Polling

Real-Time Communication: WebSockets vs. Polling

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6 min read
Can a crawler see your product data without JavaScript? A 10-minute check for Shopify stores

Can a crawler see your product data without JavaScript? A 10-minute check for Shopify stores

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3 min read
Code Quality Tools for GitHub: SonarQube Alternatives (2026)

Code Quality Tools for GitHub: SonarQube Alternatives (2026)

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7 min read
Invoices to CSV, entirely in the browser: the five walls I hit

Invoices to CSV, entirely in the browser: the five walls I hit

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6 min read
A public ChatGPT share could run code as you. I checked the two parts that made it possible.

A public ChatGPT share could run code as you. I checked the two parts that made it possible.

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5 min read
Code Splitting and Tree Shaking

Code Splitting and Tree Shaking

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9 min read
HEIC from iPhone in the browser — no desktop converter, no upload

HEIC from iPhone in the browser — no desktop converter, no upload

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4 min read
Four Decisions Your CSV Parser Makes Without Asking

Four Decisions Your CSV Parser Makes Without Asking

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2 min read
GIF to Live Photo without leaving the tab

GIF to Live Photo without leaving the tab

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4 min read
Record a browser tab for a bug report, without Chrome's share dialog

Record a browser tab for a bug report, without Chrome's share dialog

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3 min read
A color palette you can actually preview, plus Video to GIF in your browser

A color palette you can actually preview, plus Video to GIF in your browser

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3 min read
npm Downloads for React Native, Expo and Capacitor Grew 11 to 23 Times Since 2023. React Grew 10 Times Too

npm Downloads for React Native, Expo and Capacitor Grew 11 to 23 Times Since 2023. React Grew 10 Times Too

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4 min read
npm in a scratchpad: install without leaving JSLab

npm in a scratchpad: install without leaving JSLab

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1 min read
Build a Voice-Enabled Documentation Reader

Build a Voice-Enabled Documentation Reader

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5 min read
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