The Most Useful UNIX Guide for Mac OS X Users Ever, with Hundreds of High-Quality Examples! Beneath Mac OS(R) X's stunning graphical user interface (GUI) is the most powerful operating system ever created: UNIX(R). With unmatched clarity and insight, this book explains UNIX for the Mac OS X user-giving you total control over your system, so you can get more done, faster. Building on Mark Sobell's highly praised A Practical Guide to the UNIX System, it delivers comprehensive guidance on the UNIX command line tools every user, administrator, and developer needs to master-together with the world's best day-to-day UNIX reference. This book is packed with hundreds of high-quality examples. From networking and system utilities to shells and programming, this is UNIX from the ground up-both the "whys" and the "hows"-for every Mac user. You'll understand the relationships between GUI tools and their command line counterparts. Need instant answers? Don't bother with confusing online "manual pages": rely on this book's example-rich, quick-access, 236-page command reference! Don't settle for just any UNIX guidebook. Get one focused on your specific needs as a Mac user! A Practical Guide to UNIX(R) for Mac OS(R) X Users is the most useful, comprehensive UNIX tutorial and reference for Mac OS X and is the only book that delivers * Better, more realistic examples covering tasks you'll actually need to perform * Deeper insight, based on the authors' immense knowledge of every UNIX and OS X nook and cranny * Practical guidance for experienced UNIX users moving to Mac OS X * Exclusive discussions of Mac-only utilities, including plutil, ditto, nidump, otool, launchctl, diskutil, GetFileInfo, and SetFile * Techniques for implementing secure communications with ssh and scp-plus dozens of tips for making your OS X system more secure * Expert guidance on basic and advanced shell programming with bash and tcsh * Tips and tricks for using the shell interactively from the command line * Thorough guides to vi and emacs designed to help you get productive fast, and maximize your editing efficiency * In-depth coverage of the Mac OS X filesystem and access permissions, including extended attributes and Access Control Lists (ACLs) * A comprehensive UNIX glossary * Dozens of exercises to help you practice and gain confidence * And much more, including a superior introduction to UNIX programming tools such as awk, sed, otool, make, gcc, gdb, and CVS