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Know When Production Breaks · Debugging and Performance

Lesson 8 of 9 in Debugging and Performance. Plus opens every course and every lesson, and new ones as they ship.

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Know When Production Breaks

Every bug we've fixed so far started with someone telling us about it. That's the lucky version. For most production errors nobody tells you anything: a user hits a 500, closes the tab, and you find out weeks later, or never. So errors need to report themselves. There are tons of services that do…

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