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In computing, redirection is a form of interprocess communication, and is a function common to most command-line interpreters, including the various Unix shells that can redirect standard streams to user-specified locations. The concept of redirection is quite old, dating back to the earliest operating systems (OS).
About a dozen of them are book length, and most of those are available in print from major technical publishers including O'Reilly. On 1 September 2008, LDP started a wiki to allow a better interaction with the authors and the users, with a plan to convert documentation to the wiki format [2] and a list of pages to be ported. [3]
Editing a FreeBSD shell script for configuring ipfirewall. A shell script is a computer program designed to be run by a Unix shell, a command-line interpreter. [1] The various dialects of shell scripts are considered to be command languages.
User manuals and user guides for most non-trivial PC and browser software applications are book-like documents with contents similar to the above list. They may be distributed either in print or electronically. Some documents have a more fluid structure with many internal links. The Google Earth User Guide [4] is an example of
The book is in its 8th edition. The book features a tarsier on the cover, an image which was also used on the cover of O'Reilly's Unix in a Nutshell and has been incorporated into O'Reilly Media. When questioned about the animal choice, publisher Tim O'Reilly described the tarsier as looking "like somebody who had been a text editor for too long."
The Linux Network Administrator's Guide is a book on setting up and running Unix and Linux networks. [1] The first and second editions are freely available in electronic form under the GFDL. It was originally produced by Olaf Kirch and others as part of the Linux Documentation Project with help from O'Reilly.
The book starts off with an introduction to Unix for beginners. Next, it goes into the basics of the file system and shell. The reader is led through topics ranging from the use of filters, to how to use C for programming robust Unix applications, and the basics of grep, sed, make, and AWK.
File: file command is a standard Unix program for recognizing the type of data contained in a computer file. BSD-like License: Findutils: The GNU Find Utilities are the basic directory searching utilities of the GNU operating system. GNU GPL: Flex: flex (fast lexical analyzer generator) is a free software alternative to lex. BSD license: Gawk