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    And I thought badly written perl was read-only.... Commented Dec 4, 2015 at 13:26
  • running that code gives me different errors (for example, awk: cmd. line:1: ^ backslash not last character on line). Are you sure that you have provided the code you are really running? Commented Dec 4, 2015 at 13:28
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    What you see here is the state of the art before Perl. Perl was created to improve on this. Commented Dec 4, 2015 at 13:31