The reference material covers:
* Functions & Methods
* Regular Expressions
* and last but not least, Event Handlers
Click to download:
Their other cheat sheets include:
If you'd like to get your hands on even more cheat sheets, check out this post on menekali.com that lists a ton of them.
If you're looking for some UNIX & Perl Cheat Sheets, check out Peteris Krumins blog. Thanks Peteris!