Are there some practical programming situations for someone to declare a class abstract when all the methods in it are concrete?
Are there some practical programming situations for someone to declare a class abstract when
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Are there some practical programming situations for someone to declare a class abstract when all the methods in it are concrete?
Well you could be using a template method pattern where there are multiple override points that all have default implementations but where the combined default implementations by themselves are not legal – any functional implementation must subclass.
(And yes, I dislike the template method pattern ;))