Category: C++

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C++ delegates

In a previous article I wrote about the ubiquitous observer pattern, which is all about objects (called observers or listeners) that need to be notified when other objects in the...

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Graphs

Graphs are a collection of nodes (also known as vertices), connected by edges (sometimes called arcs). A graph is called undirected if the edges connecting the nodes have no direction,...

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Type erasure in C++

Polymorphism is the ability to use objects of different types in a generic way, using the same notation. In C++ there are two forms of polymorphism, dynamic and static polymorphism....

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Friendship in C++

Encapsulation is a staple of object-oriented  programming: by hiding (or “abstracting away”) the implementation details of a class behind a public interface we can create abstract data types. Users of...