[kevshaw@451]$ history
     1  ls
     2  cat comp20
     3  nano comp
     4  ./comp pdb9rnt.ent
     5  ./comp20 pdb9rnt.ent
     6  ./comp pdb9rnt.ent > 9rnt.1
     7  ./comp20 pdb9rnt.ent > 9rnt.20
     8  diff 9rnt.1 9rnt.20
     9  time ./comp20 pdb9rnt.ent > 9rnt.20
    10  time ./comp pdb9rnt.ent > 9rnt.1
    11  ls
    12  rm pdb9rnt.hb2
    13  hbplus pdb9rnt.ent
    14  less pdb9rnt.hb2
    15  grep MM pdb9rnt.hb2
    16  grep MM pdb9rnt.hb2 | less
    17  grep MM pdb9rnt.hb2 | wc -l
    18  grep SM pdb9rnt.hb2 | wc -l
    19  grep MS pdb9rnt.hb2 | wc -l
    20  grep SS pdb9rnt.hb2 | wc -l
    21  less pdb9rnt.hb2
    22  dssp -h
    23  dssp pdb9rnt.ent
    24  dssp pdb9rnt.ent | less
    25  molauto -h
    26  stride pdb9rnt.ent
    27  stride pdb9rnt.ent | less
[kevshaw@451]$