List

I just want to point out how powerful the dplyr package for R by Hadley Wickham really is. Anybody who wants to do data manipulations ion R should have it.

 

Check out those 2 great sources: 1) Hadley Wickham’s talk and introduction at useR! as well as a hands on tutorial by Kevin Markham.

1)

 

source: http://www.r-bloggers.com/hadley-wickhams-dplyr-tutorial-at-user-2014-part-1/

2)

source: http://www.r-bloggers.com/hands-on-dplyr-tutorial-for-faster-data-manipulation-in-r/

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