How to check if a server is live using Ping?
Bumping version numbers in all the modules at once
The easiest way to find the highest hash value without looping through all of them (max)
Web Scraping TED - list of talks
Dumping a hash - video
Web Scraping TED - information about a specific talk
Web scraping with HTML::TreeBuilder
Escaping \ in regex: Unmatched ( in regex; marked by <-- HERE