Though type is an extremely important object-oriented concept, it is often overlooked in favor of implementation-centric concerns. Java program development is as much about design as about ...

Readers have returned quite a bit of feedback concerning, “Abstract Classes Vs. Interfaces” from April 2001. A recurring request asks to see a complete example of using interfaces and abstract classes ...

Abstract elementary classes (AECs) constitute a broad framework within model theory that extends classical first‐order logic, accommodating structures and theories that lie beyond its reach. By ...

The latest version of TypeScript provides developers with tools to create base classes and class hierarchies just like the other object-oriented languages. In an earlier column, I looked at what ...

In the context of abstract elementary classes (AECs) with a monster model, several possible definitions of superstability have appeared in the literature. Among them are no long splitting chains, ...