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Perl Design Patterns (2 tags)
The Gang-of-Four Design Patterns book had a huge impact on programming methodologies in the Java and C++ communities, but what do Design Patterns have to say to Perl programmers? Phil Crow examines how some popular patterns fit in to Perl programming.

Understanding and Using Iterators (2 tags)
Unlike some other programming languages, Perl makes it easy to process lists of items. Lists and arrays aren't always suitable for every task, though; sometimes you need something more powerful. Sometimes you need an iterator. Joshua Gatcomb explains where iterators are useful and how to use them.