Introduction
Performance is both very simple and extremely complex. You don’t need to be a ninja programmer or employ cutting-edge tools to spot a performance problem. Detecting performance problems is simple; anyone can identify performance problems just by interacting with an app or a system. If the user feels that your app is too slow, then it is—at least to that particular user. If many users share the experience, you have a legitimate performance problem on your hands. And if the users are not pleased with the performance of your app, they might start looking for a better alternative.
Identifying the reasons for performance problems and subsequently addressing those issues can be mind-numbingly hard. Understanding why performance problems ...
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