Why are arrays covariant but generics are invariant?
From Effective Java by Joshua Bloch, Arrays differ from generic type in two important ways. First arrays are covariant. Generics are invariant. Covariant … Read more
covariance
Convert List to List
While we can inherit from base class/interface, why can’t we declare a List<> using same class/interface? interface A { } class B : … Read more
vs in Generics
What is the difference between <out T> and <T>? For example: public interface IExample<out T> { … } vs. public interface IExample<T> { … Read more