Google 2013 on-site interview questions
Microsoft 2013 on-site interview questions, Day 1
add three simple python implementations of GFS and MapReduce

http://clouddbs.blogspot.com/2010/11/gfs-google-file-system-in-199-lines-of.html
http://clouddbs.blogspot.com/2010/10/googles-mapreduce-in-98-lines-of-python.html
https://code.google.com/p/octopy/
Merge branch 'master' into private

nothing but merge changes in master into private
solution to Cutting boards