| It cannot be said too
forcefully that you should be extremely careful when using
wildcards with "rm". in particular, you should try not to use the rm utility
like "rm *' or "rm -r *" unless you really, really, really know what you
are doing AND you have already backed up the data you are
deleting. If you delete files by mistake, and you have not made your
own backup, your own recourse is to hope
that your system administrator has backed up the system for you.
One deeply evil mistake is when you mean to
type "rm *.bak" and instead you type "rm * .bak". Notice the accidental space
between the "*" and the ".bak". If you do this, all your files will be
erased and you will get an error message saying that the file .bak does
not exist. Believe me, this is easy to do...I have done it twice to
my great dismay. So be very careful. It is always safer to use
the "-i" option when you use rm's with wild cards.
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