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Screen Scraping with Nokogiri
Screen scraping is easy with Nokogiri and SelectorGadget.
(13 minutes)
Markdown with Redcarpet
Redcarpet is an easy-to-use gem which interprets Markdown. Here I show how to customize it and add syntax highlighting through Pygments and Albino.
(6 minutes)
Mechanize
Mechanize extends the power of Nokogiri allowing you to interact with multiple pages on the site: click links, submit forms, etc.
(10 minutes)