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Using Code Examples
This book is here to help you get your job done. In general, you may use the code in
this book in your programs and documentation. You do not need to contact us for
permission unless you??™re reproducing a significant portion of the code. For example,
writing a program that uses several chunks of code from this book does not require
permission. Selling or distributing a CD-ROM of examples from O??™Reilly books does
require permission. Answering a question by citing this book and quoting example
xii Preface
code does not require permission. Incorporating a significant amount of example
code from this book into your product??™s documentation does require permission.
We appreciate, but do not require, attribution. An attribution usually includes the
title, author, publisher, and ISBN. For example: ???X Power Tools, by Chris Tyler.
Copyright 2008 O??™Reilly Media Inc., 978-0-596-10195-4.???
If you feel your use of code examples falls outside fair use or the permission given
above, feel free to contact us at permissions@oreilly.
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