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PHP Advanced and Object-Oriented Programming: Visual Quickpro Guide, Third Edition by Larry Ullman

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14. Debugging, Testing, and Performance

To conclude this book, I want to discuss three concepts you’ll most likely want to begin implementing as you go forward. By now you’re certainly comfortable with debugging, and so, first, it’s time to learn how to use third-party tools to make debugging easier. Second, there’s the concept of unit testing, which can greatly change how you write, and test, software. Finally, there is the subject of profiling and performance enhancing.

Note that most of this chapter’s material will require that you’re able to install software on your server. This can—and often should—be your own development computer, though. ...

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