Learning R Language

RStudio
http://www.rstudio.com/

RevolutionAnalytics / RHadoop
https://github.com/RevolutionAnalytics/RHadoop/wiki

Enabling R on Hadoop
http://www.slideshare.net/Hadoop_Summit/enabling-r-on-hadoop

R and Hadoop Data Analysis – RHadoop
http://bighadoop.wordpress.com/2013/02/25/r-and-hadoop-data-analysis-rhadoop/

*Save Your Plots*
http://www.r-bloggers.com/automatically-save-your-plots-to-a-folder/
jpeg(file = "C://R//SAVEHERE//myplot.jpg")
plot(x,y)
dev.off()

Videos
http://www.youtube.com/watch?v=enVcKR9RMzQ