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  • Do you want to remove only the ras, i.e. end up with sw..001, or the ras., leaving sw.001? Commented Mar 2, 2012 at 20:11
  • i'd probably want to remove the 'ras.'. would the command be very different? Commented Mar 2, 2012 at 20:12
  • No, just whether you include the \. in the patterns. Commented Mar 2, 2012 at 20:19