Everything you need to know about Sourcemaps
Sourcemaps unlock some observability benefits but might expose your codebase. Check out how they work, and how to protect yourself.
Tag: javascript
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Seven cool JavaScript libraries You should know about
Small, focused libraries I found useful. Each has a clear job and a payoff you'll feel in the first use.
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What's actually new in JavaScript (and what's coming next)
ES2025 is out, ES2026 is close. Here is the new feature of Javascript we can use today, what is coming next and how we can get our AI friends to use these new features
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· reactNow more then ever, you need to master custom ESLint rules
I spent three days building a custom ESLint rule and accidentally learned how JavaScript actually works. ESLint is just walking your code's syntax tree and running functions against each node. Once you see it, you can enforce any coding standard automatically instead of arguing about it in PR reviews.
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· reactYou really, really, really don't need an effect! I swear!
Before you write another useEffect, ask one question: is this syncing with an external system? If not, there's a better way.
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· react10 React tips I wish someone had told me before I mass-produced bugs
After running a 30-day React deep-dive, these are the 10 patterns that changed how I write components, manage state, and think about performance.