What is NUTCH you ask? Nutch is a very popular open source JAVA based search engine built on top of Lucene which is translated to C, C++, C#, Python, Perl and Ruby. It provides all of the tools you need to run your very own search engine. Current version of nutch (as of October 2010) is: 1.2. Download PDF version of this cheat sheet Some important gotchas on nutch: Founded in 2003 by Doug Cutting, the Lucene creator, and Mike...