Programmatically manipulating web.config in ASP.NET 2.0 and ASP.NET 3.5

At times, we feel the need to manipulate the web.config file programmatically at run time. ASP.NET 2.0 provides an API to do so in an elegant manner. The API?s are contained in the System.Configuration and System.Web.Configuration namespaces. In this article, we will be exploring how to view and edit the web.config programatically using this API. ...