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What is Apache Hadoop? - -O’Reilly Radar

Read More About: big data, hadoop, mapreduce, mongodb

Apache Hadoop has been the driving force behind the growth of the big data industry. You'll hear it mentioned often, along with associated technologies such as Hive and Pig. But what does it do, and why do you need all its strangely-named friends, such as Oozie, Zookeeper and Flume?

http://radar.oreilly.com/2012/02/what-is-apache-hadoop.html

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Privacy and Personal Geographic Data

At the Creating the Policy and Legal Framework for a Location-enabled Society conference in Boston, Kirk Goldsberry, who is a Visiting Scholar at the Center for Geographic Analysis at Harvard, gave a fascinatng presentation with the help of two of his students on the topic of personal geographic data and privacy. Geoff Zeiss provides a recap.