by Dave Marshall
Publisher: Cardiff School of Computer Science 1999
This book introduces the fundamentals of Motif programming and addresses wider issues concerning the X Window system. The aim of the book is to provide a practical introduction to writing Motif programs. The key principles of Motif programming are always supported by example programs.
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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 R. Russell, D. Quinlan, C. Yeoh - Filesystem Hierarchy Standard Group
The filesystem standard has been designed to be used by Unix distribution developers, package developers, and system implementors. However, it is primarily intended to be a reference on how to manage a Unix filesystem or directory hierarchy.
This book is a guide to Unix and Unix-like operating systems, such as GNU/Linux and *BSD. The book targets Unix or non-Unix users seeking background, Unix system users, and Unix system administrators (background and administrator instructions).
by Aurelio A. Heckert - Wikibooks
Awk has two faces: it is a utility for performing simple text-processing tasks, and it is a programming language for performing complex text-processing tasks. Awk is useful for simple, quick-and-dirty computational programming.