The Show Hide menu allows you to customize your additional UML elements inside your class diagram.
Show/Hide Multiplicity allows you to show or hide association
multiplicity on both or just one side.
Show/Hide Association Ends allows you to show or hide
association ends at diagram level.
Show/Hide Compartments allows you to show attributes, methods
elements compartments in the diagram.
Show/Hide Stereotype allows you to show or to hide Stereotypes
methods, classes, associations and dependencies.
The Short Name option reduce the stereotype number of characters displayed on your diagram.