developerWorks: Simplify Data Extraction Using Linux Text Utilities
Aug 13, 2006, 04:00 (0 Talkback[s])
(Other stories by Harsha S. Adiga)
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"The Linux operating system is loaded with files: configuration
files, text files, documentation files, log files, user files, and
the list goes on and on. Quite often, those files contain
information you need to access in order to find important data.
Although you can easily dump the contents of most files to the
screen with standard utilities such as cat, more, and others, there
are utilities better suited for filtering and parsing out only
those values that are relevant to you.
"As you read this article, you can open your shell and try the
examples of each utility..."