What you need for this book

All the code snippets presented in the book have been tested on a Mac OS X (Yosemite) running on a personal computer equipped with 2.3 GHz Intel Core i5 processor, 1 TB Solid State hard drive, and 16 GB of RAM. It is recommended that readers run the scripts on a Mac OS X or Windows machine with at least 4 GB of RAM. In order to benefit from the instructions presented throughout the book, it is advisable that readers install most recent R and RStudio on their machines as well as at least one of the popular web browsers: Mozilla Firefox, Chrome, Safari, or Internet Explorer.