Anyone who is a regular ASP.NET developer is likely familiar with the ASP.NET Page LifeCycle diagram that Kris van der Mast posted on his blog more then 3 years ago. It is indisputably the best reference when trying to determine where to insert your code in the life

If you’re building a site that contains nested applications, you may find yourself confused at what appears to be IIS completely disregarding your virtual directories. The behavior is by design. Although the applications will get isolated, the web.config settings from parent applications propagate to children applications. An easy