Guide to X11
by Steve Ambler, et al.
Publisher: Wikibooks 2010
This book is about the X Window System. Some users describe it as the Unix and Linux graphics drivers. X11 is the graphical environment for most Unix or Unix-like systems, including *BSD and GNU/Linux; it provides access to screen, keyboard, and mouse.
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by Dan Heller, Paula Ferguson, David Brennan - O'Reilly
The Motif Programming Manual is a source for complete, accurate, and insightful guidance on Motif application programming. There is no other book that covers the ground as thoroughly or as well as this one. The book has been updated to Motif 1.2.
by Machtelt Garrels
Useful concepts in the daily life of a Bash user. Basic shell knowledge is required. Discussion about common shell practices and building blocks, grep, awk and sed tools with more examples. The second part is about loops, functions and traps.
by Frank G. Fiamingo - The Ohio State University
Systems administration is the installation and maintenance of the UNIX computer system. The system administrator will need to maintain the software and hardware for the system. This includes hardware configuration, software installation, etc.
by David A. Curry - Addison-Wesley
The first up-to-date source to provide the UNIX system user or administrator with the information needed to protect data and system from unauthorized use. By following the procedures described, you can protect your UNIX system from most attackers.