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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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Which ATS does a company use? Detect it from the domain, then build a new-jobs alert (JS + Python)

Which ATS does a company use? Detect it from the domain, then build a new-jobs alert (JS + Python)

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13 min read
I built Nitron to turn web projects into mobile apps with npm

I built Nitron to turn web projects into mobile apps with npm

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1 min read
JavaScript number precision for large IDs, and ten new features for agent code

JavaScript number precision for large IDs, and ten new features for agent code

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7 min read
A byte limit is not a pixel limit: guardrails for browser image conversion

A byte limit is not a pixel limit: guardrails for browser image conversion

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3 min read
JSON Diffing in Practice: Keys, Arrays, Types, and Useful Paths

JSON Diffing in Practice: Keys, Arrays, Types, and Useful Paths

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4 min read
Building a Multilingual Calculator Site: Metric vs Imperial Unit Handling (epoxy example)

Building a Multilingual Calculator Site: Metric vs Imperial Unit Handling (epoxy example)

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5 min read
Next.js for Modern Web Applications: Features, Patterns, and Best Practices

Next.js for Modern Web Applications: Features, Patterns, and Best Practices

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5 min read
javascript sketches as nodes: draw with code, wire it to anything

javascript sketches as nodes: draw with code, wire it to anything

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2 min read
Stop Returning `200 OK` for Every API Response in Express

Stop Returning `200 OK` for Every API Response in Express

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5 min read
Your API keys are in your frontend bundle

Your API keys are in your frontend bundle

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10 min read
Slopsquatting: when your AI assistant invents a package

Slopsquatting: when your AI assistant invents a package

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8 min read
OpenAI's Codex Found a Node.js Brotli RCE. Imperva Ran Code on an Official Build

OpenAI's Codex Found a Node.js Brotli RCE. Imperva Ran Code on an Official Build

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7 min read
Select one cell per row with Playwright’s new shortcut

Select one cell per row with Playwright’s new shortcut

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4 min read
Decoding Small and Low-Contrast QR Codes on HTML5 Canvas

Decoding Small and Low-Contrast QR Codes on HTML5 Canvas

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3 min read
73% of the Shopify stores I checked still load scripts that stop on 1 March 2027

73% of the Shopify stores I checked still load scripts that stop on 1 March 2027

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5 min read
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