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  #3 (permalink)  
Old 02-27-2007
matrixmadhan matrixmadhan is offline
Technorati Master
  

Join Date: Mar 2005
Location: k-tier distributed caching
Posts: 2,736
something like this,
to replace in between lines with a specific character,

Code:
>cat file
this is important
>awk ' sub( substr($0, 6, 2), "x", $0) ' file
thx is important
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