Resizing the Components :
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1> Select the component by clicking left mouse button on it.
A blue rectangle surrounds the selected component.
  
2> Press the left mouse button at the edge of the component and
the  cursor changes to "RESIZE_CURSOR" (bi-directional arrow).
  
3> Drag the mouse and release it after getting the desired size
of the component.
  
4> Resizing can also be done by setting the size in the property
window of that component.