... offered a graphical interface that was suitable for Windows applications, VB .NET and Visual Studio .NET aim at providing a graphical interface that is suitable for developing web applications and ... language and a graphical interface design program developed in part by Alan Cooper. Since then, it has become by far the most popular programming language in the world, with an installed base ... Variables and Constants A variable declaration is an association of a variable name with a data type. In and of itself, this does not imply variable creation. However, for nonobject variables, a variable...