code_junkie

filter to reverse lines of a text file

Nov 13th, 2011
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  1. git log --pretty=oneline work...master | grep -v DEBUG: | cut -d' ' -f1 | reverse
  2.  
  3. ... | cat -b | sort -rn | cut -f2-
  4.  
  5. sed 'x;1!H;$!d;x'
  6.  
  7. perl -e'print reverse<>'
  8.  
  9. : "@(#)$Id: reverse.sh,v 1.2 1997/06/02 21:45:00 johnl Exp $"
  10. #
  11. # Reverse the order of the lines in each file
  12.  
  13. awk ' { printf("%d:%sn", NR, $0);}' $* |
  14. sort -t: +0nr -1 |
  15. sed 's/^[0-9][0-9]*://'
  16.  
  17. perl -e 'print reverse <>'
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