Updating R on Ubuntu

[Tested on Ubuntu 14.04 and R 3.1.1, old R version 3.0.2]

 sudo add-apt-repository ppa:marutter/rrutter  
 sudo apt-get update  
 sudo apt-get upgrade  
 sudo apt-get install r-base r-base-dev  

How to became a data scientists?

Coursera offers two specialization, which can help you:

• Data science by Johns Hopkins University (9 courses )
• Data mining by University of Illinois (5 courses)