stupid bash tricks (how to loop on the command line)

[John Summerfield]

aragonx at dcsnow.com wrote:
> Okay, I saw a neat trick at work the other day.  A coworker somehow got
> the shell to do looping without creating a file.  I believe he was using
> csh to do so and I was wondering if I could do the same thing in bash. 
> Basically I would like to be able to do a while loop to execute a df
> command.
> 
> Any ideas?

while df ; do sleep 30m ;done


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Cheers
John

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