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"Hadoop Hacks Night\u8A73\u7D30\u30EC\u30DD\u30FC\u30C8\uFF3B\u524D\u7DE8\uFF3D \uFF1A\u30EC\u30DD\u30FC\u30C8"^^<http://www.w3.org/2001/XMLSchema#string>
<http://gihyo.jp/news/report/2010/03/1101>