The eval command allows you to run the contents of variables as commands and can be very useful, especially in scripts. There are probably a lot of Linux users who have never encountered the eval ...
How-To Geek on MSN
This bash redirection trick replaces echo | command
The here string is the leaner, more versatile cousin of the here doc.
How to run remote commands on multiple Linux servers with Parallel-SSH Your email has been sent There's a command line tool for running multiple commands on multiple Linux servers at once. Jack Wallen ...
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