Inheritance
Inheritance lets you create new classes based on existing ones, reusing code and establishing "is-a" relationships. Derived classes inherit members from base classes and can add new functionality or override existing behavior.
Inheritance lets you create new classes based on existing ones, reusing code and establishing "is-a" relationships. Derived classes inherit members from base classes and can add new functionality or override existing behavior.
How C++ objects are arranged in memory: data members, padding, vtables, base class subobjects. Understanding layout is crucial for binary compatibility and optimization.