May 2017
Beginner
552 pages
28h 47m
English
Content preview from Linux Shell Scripting Cookbook - Third Edition
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Playing with file descriptors and redirection
File descriptors are integers associated with the input and output streams. The best-known file descriptors are stdin, stdout, and stderr. The contents of one stream can be redirected to another. This recipe shows examples on how to manipulate and redirect with file descriptors.