Sartorius is a studio woodworker who only carves sculptural wooden spoons. For 71-year-old Norm Sartorius of Parkersburg, West Virginia, a simple eating utensil represents everything human. “It’s an ...

When designing applications, it is important to know when to use an abstract class and when to use an interface. Although abstract classes and interfaces seem similar in some ways, there are key ...

An abstract class is a template definition of methods and variables in a specific class, or category of objects. In programming, objects are units of code, and each object is made into a generic class ...