Asp.net Articles

Master Pages: Tips, Tricks, and Traps
http://odetocode.com/articles/450.aspx

asp.net page life cycle
http://msdn.microsoft.com/en-us/library/ms972976.aspx
http://www.theserverside.net/tt/articles/showarticle.tss?id=IIS_ASP
http://msdn.microsoft.com/en-us/library/ms178472.aspx
http://weblogs.asp.net/infinitiesloop/archive/2008/03/24/onload-vs-page-load-vs-load-event.aspx

Serving Dynamic Content with HTTP Handlers
http://msdn.microsoft.com/en-us/library/ms972953.aspx
How to: Determine How ASP.NET Web Pages Were Invoked 

http://msdn.microsoft.com/en-us/library/ms178141%28VS.80%29.aspx


Implementing Client Callbacks Programmatically Without Postbacks in ASP.NET Web Pages
http://msdn.microsoft.com/en-us/library/ms178208.aspx

Script Callbacks in ASP.NET

http://msdn.microsoft.com/en-us/magazine/cc163941.aspx

ASP.NET Page Life Cycle Overview
http://msdn.microsoft.com/en-us/library/ms178472.aspx