title: Is there an SVN command to find the difference between two local files?
body: <p>What is the SVN command to find the difference between two files on the hard disk (neither of which are in the repository)?</p>
  
  <p>What is the command to find if one of the file is in a particular revision of SVN?</p>
  
  <p>What are some of the cool things you do using SVN commands?</p>