May 2010
Intermediate to advanced
552 pages
13h 37m
English
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Name
envar — A software environment variable
Synopsis
envar ::=
(text | phrase db._phrase | replaceable
| Graphic inlines | Indexing inlines | Linking inlines | Ubiquitous inlines)*
Attribute synopsis
Description
An envar is an “environment variable.”
Environment variables are used most often in the
UNIX, DOS, and Windows
environments.
Processing expectations
Formatted inline.
See Also
computeroutput, filename, prompt, systemitem, userinput
Examples
<article xmlns='http://docbook.org/ns/docbook'> <title>Example envar</title> <para>In order to translate public identifiers into local system identifiers, <application>Jade</application> and <application>SP</application> read the catalog files pointed to by <envar>SGML_CATALOG_FILES</envar>. </para> </article>
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.