linux shell scripting

Bash Shell: Find Out If a Variable Is Empty Or Not

by on December 6, 2012 · 14 comments

My shell script depends upon user input. How do I find out if a variable called $_JAIL path is empty under Linux / Apple OS X / Unix like operating systems?

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Linux/Unix: Bash Set Shell Variable Command

by on April 24, 2012 · 0 comments

How do I set or create variables within my shell script or at command line under Linux and Unix like operating systems?

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