1 VBA controls a program like Microsoft Excel or Word by means of writing and running a procedure which is also referred to as a macro. 2  In order to command a program effectively using Visual Basic for Applications (VBA), the program's operational capabilities must be well understood along with its program elements. VBA on the other hand is very easy to operate and learn and can be used as a jumping off point to get into VB.NET once you have used it for a bit. 2  VBA is used to control a program's functionality automating hundreds of tasks at once, performing calculations...etc.
Waf. Waf is a build automation tool designed to assist in the automatic compilation and installation of computer software. It is written in Python and maintained by Thomas Nagy.
GAF is a company based in Parsippany, New Jersey, that has roots dating back to the late 19th century. The GAF acronym stands for General Aniline & Film. The company has historically been primarily focused on manufacturing of roofing materials for residential and commercial applications.n Jan. 7, 2001, GAF's principal shareholder became the 27th company in the United States to file for protection under Chapter 11 of the U.S. Bankruptcy Code from liabilities relating to asbestos-related bodily injury claims.