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Linux Application Development, Second Edition by Erik W. Troan, Michael K. Johnson

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Chapter 3. Online System Documentation

The Linux Application Development Web site, http://ladweb.net, has updates to this book’s text, detailed information beyond this book’s scope, and pointers to more information on the Internet.

The man Pages

Access the system reference manual pages (man pages) through the man command. To read the reference page on the man command itself, run the command line man man. Man pages generally contain reference documentation, not tutorial information, and are renowned for being so succinct that they are barely understandable at times. Nevertheless, when you need reference material, they can be exactly what you want.

Three programs provide access to man pages. The man program displays individual man pages, and the

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