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• How to check if a server is live using Ping?

• Web Scraping TED - information about a specific talk

• 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 with HTML::TreeBuilder

• Escaping \ in regex: Unmatched ( in regex; marked by <-- HERE