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Simple method delegation: Use method references for straightforward delegations that don’t require modifying or processing arguments.For example, list.forEach(System.out::println) is clearer ...

Polymorphism in method overriding. It’s possible to change the return type of an overridden method if it is a covariant type. A covariant type is essentially a subclass of the return type. Here ...

If i have a function (void) X that takes an array of object in as a parameter and subsequently modifies said objects in the array, what will be the end result after the function terminates?<BR><BR ...