Available for purchase at these retailers and more:
It is available at many other stores so check with your local book store.
Another series of videos, covering XML data,, data.table, dplyr, Rcpp, recommendation engines, text mining, network analysis and web graphics, plus an update on using rmarkdown.
Packages used or mentioned
Pearson has posted Chapter 12 “Data Reshaping”, online for free.
Jared Lander is the Chief Data Scientist of Lander Analytics a New York data science firm, Adjunct Professor at Columbia University, Organizer of the New York Open Statistical Programming meetup and the New York and Washington DC R Conferences and author of R for Everyone.