As you know if you are a Visual Studio Team System user, we provide two types of profilers with the product; sampling and trace. If you are not familiar with this feature of VSTS, one place to start are the excellent TechNotes under the Development heading...

One of the things that you often want to do when creating a Windows Installer using WiX is to uninstall the existing product before installing the new one. This is referred to as doing a " major upgrade ". The way to pull this off is to add the following...