title: Remove Spaces between lines in a text file
body: <pre>
  TCAMPBMG0064X344F4E1              1     47552    85.280   557.600   11300     
  
  TCAMPBMG0064X352F8E1              1     61265    85.280   718.400   11463     
  
  TCAMPBMG0064X344F4E1              1     47552    85.280   557.600   11300     
  
  TCAMPBMG0064X352F8E1              1     61265    85.280   718.400   11463     
  </pre>
  
  <p>I have a file like this. I want to remove spaces between the two lines .i.e. I want the file to be like this.</p>
  
  <pre>
  TCAMPBMG0064X344F4E1              1     47552    85.280   557.600   11300     
  TCAMPBMG0064X352F8E1              1     61265    85.280   718.400   11463     
  TCAMPBMG0064X344F4E1              1     47552    85.280   557.600   11300     
  TCAMPBMG0064X352F8E1              1     61265    85.280   718.400   11463     
  </pre>
  
  <p>How to change the file to eliminate spaces above and below each line in UNIX?
  I tried <code>:%s/\s//g</code> but the spaces above and below the lines remained</p>