ANSI C for Programmers on UNIX Systems
by Tim Love
This document aims to introduce C by providing and explaining examples of common programming tasks, and to enable the reader to learn from available source code by clarifying common causes of incomprehension. The first part of the document is an informal introduction to C.
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by Jerry Peek - O'Reilly
This book explains how to use, customize, and program with MH electronic mail commands, available on virtually any UNIX system. MH is notable for its flexibility: you'll be able to do things you never thought you could do with an email program.
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.
vi is a powerful editor that is ubiquitous amongst Unix and Unix-like operating systems, but is available on many other operating systems. Even if you use another editor you must have a passing knowledge of vi as an administrator.
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).