Dear R community members: The print edition of the "R Cookbook" is now available: http://www.amazon.com/dp/0596809158/ The Cookbook is also available from the publisher in a variety of e-book formats, including ePub, mobi, and PDF (http://oreilly.com/catalog/9780596809157). The book is a collection of recipes for R covering a variety of topics, including: getting started, data structures, input and output, general statistics, graphics, linear regression, useful tricks, and more. I hope you find it useful. Paul PS - This announcement is shamelessly self-serving since I am the author. I apologize if I have offended anyone. Paul Teetor Elgin, IL USA http://www.linkedin.com/in/paulteetor "For quant traders, there are no bad days in the market. It's just more data."