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Use Refactor | Copy to create a class which is a copy of the selected class. This can be useful, for example, when you need to create a class which has much in common with some existing class and it's not feasible to put the shared functionality in a common superclass.
That's the "Tip of the Day" Intelli-J IDEA has just chosen to show me. You don't get this type of nonsense from Emacs.
Freelance software grandad
software created
extended or repaired
Follow me on Mastodon
Applications, Libraries, Code
Talks & Presentations