<DIV><p>Supercharge your Perl knowledge with advanced concepts to make coding easier, maintenance simpler, and execution faster. It’s possible with this thoroughly updated edition of <i>Mastering Perl</i>, the third in O’Reilly’s series of landmark Perl tutorials.</p><p>This book isn’t a collection of clever tricks, but a way of thinking about Perl programming so you can solve real-life problems of debugging, maintenance, configuration, and other tasks you encounter as a working programmer. If you’re familiar with <i>Programming Perl</i>, this book provides insights into several advanced topics.</p><ul><li>Use advanced regular expressions, including global matches, lookarounds, readable regexes, and regex debugging </li><li>Avoid common problems with secure programming techniques </li><li>Profile and benchmark Perl to find out where to focus your improvements </li><li>Wrangle Perl code to make it more presentable and readable </li><li>See how Perl keeps track of package variables and how you can use it for some powerful tricks </li><li>Define subroutines on the fly and turn the tables on normal procedural programming </li><li>Modify and jury rig modules to fix code without editing the original source </li><li>Let your users configure your programs without touching the code </li><li>Learn how to detect errors Perl doesn’t report </li></ul></div>