GNU Bash Reference Manual
by Chet Ramey, Brian Fox
Publisher: gnu.org 2019
Number of pages: 186
This text is a brief description of the features that are present in the Bash shell. GNU Bash is a complete implementation of the POSIX.2 shell specification (/bin/sh), with additional features from the C-shell (csh) and Korn shell (ksh). Most Bourne shell scripts can be run by Bash without modification.
Download or read it online for free here:
by Greg Lehey - O'Reilly
The book deals with the whole life cycle of porting, from setting up a source tree on your system to correcting platform differences. It discusses the differences between versions of UNIX and the areas where porters tend to have problems.
by Craig A. Finseth - Lulu.com
This book covers all aspects of creating a character-based text editor. In the process, it discusses many aspects of creating a large application program including user interface, speed/memory/I/O tradeoffs, and many other considerations.
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 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.