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 ...

The C# programming language provides support for ... It should be noted that abstract methods can only be declared inside abstract classes. A typical use of an abstract method is to force ...

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 ...

Likewise, C# terms like abstract and sealed are raw and technical ... The lack of a "static" modifier for Visual Basic classes. Visual Basic includes the Module type, which provides a construct not ...

Also called an "abstract superclass," in object technology, it is a class created as a master structure. No objects of an abstract class are created, rather subclasses of the abstract class are ...