Introduction to Big Data with Apache Spark, Week 5

edX has an awesome class on Spark:
https://courses.edx.org/courses/BerkeleyX/CS100.1x/1T2015/info

Week 5 lab exercise is to "use Spark's mllib Machine Learning library to perform collaborative filtering on a movie dataset."

If you work on the lab exercise in advance, you'll benefit from the discussion:
https://www.meetup.com/HandsOnProgrammingEvents/