Waving Not Drowning

Popular pages

• Waving Not Drowning: Calculating Conditional Probability via Mapreduce part 2: group by userID

  In my last post  I walked through the basics of conditional probability in order to get around to actually discussing how I would implemen...

• Waving Not Drowning: HDFS file size vs allocation

  Recently, I had to understand HDFS at a deeper level that had nothing to do with running mapreduce jobs or writing to the FileSystem API. Sp...

• Waving Not Drowning: February 2014

  Things that I think are worth remembering...

• Waving Not Drowning: Configuring a Hadoop cluster on EC2

  I've been ramping up on Amazon Elastic MapReduce, but now I need to process a 32GB file located in an Elastic Block Store, and there is no w...

• Waving Not Drowning: Using Google Maps API v3 + JQuery.

  My side project to display and do some detailed data mining of my GPS exercise data , has been languishing for the better part of a year whi...

• Waving Not Drowning: Writing a custom PIG Loader

  Foreward  I've been pretty happy using the default pig loader, which takes as input the delimiter of a CSV, and loads tuples into memory a...