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New material on projects and the use of version control with RStudio was added to Organizing Activities with Projects.
Updated many figures to reflect interface of RStudio version 0.95
Made many copy edits to fix errors and adjust for changes introduced by version 0.95. Special thanks to Josh Paulson for a careful reading and many useful suggestions.
Example files have been loaded to the book’s catalog page, and can be downloaded here: http://examples.oreilly.com/0636920021278.