protected virtual void UseDataContext(Action <SimpleApplicationAdminDataContext> action)
 {
     using (var dataContext = new SimpleApplicationAdminDataContext())
     {
         action(dataContext);
     }
 }
 protected virtual void UseDataContext(Action<SimpleApplicationAdminDataContext> action)
 {
     using (var dataContext = new SimpleApplicationAdminDataContext())
     {
         action(dataContext);
     }
 }