Mastering Perl Book

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 Mastering Perl, the third in O'Reilly's series of landmark Perl tutorials. 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 Programming Perl, this book provides insights into several advanced topics. Use advanced regular expressions, including global matches, lookarounds, readable regexes, and regex debugging Avoid common problems with secure programming techniques Profile and benchmark Perl to find out where to focus your improvements Wrangle Perl code to make it more presentable and readable See how Perl keeps track of package variables and how you can use it for some powerful tricks Define subroutines on the fly and turn the tables on normal procedural programming Modify and jury rig modules to fix code without editing the original source Let your users configure your programs without touching the code Learn how to detect errors Perl doesn't report