title: Stack<> Pop error
body: <p>im having trouble fixing this one error for a game</p>
  
  <pre><code>  if (type.BoundingCircle.Intersects(Dragon.BoundingRectangle))       
              {  
                  rubys.Pop(i--);        
                  OnTypeCollected(type.Dragon);  
              }  
  </code></pre>
  
  <p>No overload for method 'Pop' takes 1 arguments</p>