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Chapter 29. Software Upgrades
Throughout this book, you've been reminded to seek out information regarding new versions of PHP, Apache, and MySQL, and to be mindful of possible necessary updates. Also, you've been shown how to add functionality to PHP at build time, but only in the context of installing the software. In this short chapter, you'll learn how to update your already-installed software over the normal course of time, without wrecking havoc on your system, including
- How to keep up-to-date with new software releases
- How to upgrade MySQL
- How to upgrade Apache
- How to upgrade PHP
