Abstract Classes - Polymorphism Abstract base classes in C++ can only be used as base classes. Thus, they are allowed to have virtual member functions without definitions.A cache is a component that stores data so future requests for that data can be served faster. The data stored in a cache might be the results of an earlier computation, or the duplicates of data stored elsewhere. A cache hit occurs when the requested data ca.. 더보기 이전 1 ··· 35 36 37 38 39 40 41 ··· 108 다음