all rights reserved no part of this work may be reproduced or transmitted in any form or by any meanselectronic or mechanicalincluding photocopyingrecordingor by any information storage or retrieval systemwithout the prior written permission of the copyright owner and the publisher isbn- - - (printisbn- - - (ebookpublisherwilliam pollock production managerrachel monaghan production editorpaula williamson developmental editorfrances saux technical reviewersarah kuchinsky cover and interior designoctopod studios cover illustratorjosh ellingson copyeditorbart reed compositormaureen foryshappenstance type- -rama proofreaderscout festa for information on book distributors or translationsplease contact no starch pressinc directlyno starch pressinc th streetsan franciscoca phone- info@nostarch com www nostarch com library of congress control number no starch press and the no starch press logo are registered trademarks of no starch pressinc other product and company names mentioned herein may be the trademarks of their respective owners rather than use trademark symbol with every occurrence of trademarked namewe are using the names only in an editorial fashion and to the benefit of the trademark ownerwith no intention of infringement of the trademark the information in this book is distributed on an "as isbasiswithout warranty while every precaution has been taken in the preparation of this workneither the author nor no starch pressinc shall have any liability to any person or entity with respect to any loss or damage caused or alleged to be caused directly or indirectly by the information contained in it