title: Difference between getView & getDropDownView in SpinnerAdapter
body: <p>When you implement SpinnerAdapter you get <a href="http://developer.android.com/reference/android/widget/SpinnerAdapter.html#getDropDownView%28int,%20android.view.View,%20android.view.ViewGroup%29" rel="noreferrer">getDropDownView</a>, how does it differ from <code>getView</code> which you have when you need to extend <code>BaseAdapter</code>.</p>