[ale] sed

[Jim Popovitch]

On Thu, 2007-05-17 at 21:44 -0400, Jamey Owens wrote:
> One note of caution.  It can be pretty dangerous to try and use the same 
> file for input and output.  Lots of shells will leave you with a totally 
> empty file using the previous sed command with input & output being equal.

most recent versions of sed support the -i param which allows for
inplace (same file) editing/changes.   man sed. ;-)

-Jim P.