Place your cursor inside a class and then use the "Trigger Suggest" command to trigger Content Assist.

When doing so, the list of proposals includes methods that are available to override, preceded by the "Override" keyword. The methods may be filtered by typing additional keywords such as function or task.

The adjacent Proposal Tooltip includes information about the action that will be performed.

Upon choosing the method, a corresponding method stub will be generated at the cursor's location.