An Awk Primer
by Aurelio A. Heckert
Publisher: Wikibooks 2011
Number of pages: 49
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.
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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.
by F.G. Fiamingo, L. DeBula, L. Condron - The Ohio State University
Table of contents: History of Unix; Unix Structure; Getting Started; System Resources and Printing; Shells; Special Unix Features; Text Processing; Other Useful Commands; Shell Programming; Editors; Unix Command Summary; A Short Unix Bibliography.
by Arnold D. Robbins
This tutorial covers the entire spectrum of awk script development: From the basics of opening, searching, and transforming text files, to a comprehensive tutorial for regular expressions, to more advanced features like internetworking.
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.