Liskov substitution principle – no overriding/virtual methods?

Subclasses overriding methods in the base class are totally allowed by the Liskov Substituion Principle. This might be simplifying it too much, but I remember it as “a subclass should require nothing more and promise nothing less” If a client is using a superclass ABC with a method something(int i), then the client should be … Read more

Liskov substitution principle – no overriding/virtual methods?

Subclasses overriding methods in the base class are totally allowed by the Liskov Substituion Principle. This might be simplifying it too much, but I remember it as “a subclass should require nothing more and promise nothing less” If a client is using a superclass ABC with a method something(int i), then the client should be … Read more

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