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Legitimate and Illegitimate JavaScript Errors

By Todd H Gardner

The Hotel School at Cornell continues to do great things with TrackJS. They’ve written up their thoughts on identifying legitimate errors that’s very interesting.

Using TrackJS, it’s becoming clear there are two kinds of JavaScript errors:

Non-legitimate ones: These are caused by buggy browsers or their respective plugins. They usually don’t affect site performance at all.

Legitimate ones: The trick is deciding which category your error belongs to. That’s an art, and there are no hard and fast rules. But there are some good heuristics, and TrackJS definitely helps you out there.

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Todd H Gardner
Todd H Gardner
CEO and Cofounder