Copyright (c) 2011 Jamin Guy
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
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Excerpted from "iOS Recipes", published by The Pragmatic Bookshelf. Copyrights apply to this code. It may not be used to create training material, courses, books, articles, and the like. Contact us if you are in doubt. We make no guarantees that this code is fit for any purpose. Visit http://www.pragmaticprogrammer.com/titles/cdirec for more book information.