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How do I redirect command output to a file?
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How to apply shell command to each line of a command output?
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How to store output command in variable and use this varible again for next command after pipe
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Shell script, saving the command value to a variable
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Use shell variable inside a pattern in awk
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How to use variables in a command in sed?
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Make bash exit != 0 when called by AWK and interrupted with ^C
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Capturing output of find . -print0 into a bash array
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Storing output of command in shell variable
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Using shell variables for command options
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Using the result of a command as an argument in bash?
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grep on a variable