title: What is the difference between copying and cloning?
body: <p>Is there a definitive reference on this in programming? </p>
  
  <p>I see a lot of people refer to deep copying and cloning as the same thing.  Is this true? </p>
  
  <p>Is it language dependent?</p>
  
  <p>A small point, but it was bothering me...</p>