A Java Crawl Test
Warn: Should use Nutch in pure Linux ,not in MSYS,bacause there is a public bug about permission failed in windows .
Nutch tuorial http://www.sanesee.com/articles-all-1 http://www.oschina.net/translate/nutch-tutorial http://wiki.apache.org/nutch/NutchTutorial#Steps
MongoDb tuorial http://www.runoob.com/mongodb/mongodb-map-reduce.html http://docs.mongodb.org/manual/ http://blog.nosqlfan.com/html/3548.html