TRULY Understanding ViewState, the comment index

This article gives a very good coverage of the problems faced in usage of ViewState.

http://weblogs.asp.net/infinitiesloop/archive/2008/02/
19/truly-understanding-viewstate-comment-index.aspx

User Administration Tool (Part 3)

In Part 2 of this series of the article covered user management features. This final part will deal with role management and profile management.

http://www.dotnetbips.com/articles/
30775db7-379a-4b37-beff-cb32d3734a04.aspx

ASP.NET AJAX Controls and Extenders Tutorial

What are the differences between the Server Control, the ASP.NET AJAX Server Control and the ASP.NET AJAX Server Control Extender, and when should each be used?

This article gives good comparison between each of them.

http://www.codeproject.com/kb/
ajax/ajaxcontrolsandextenders.aspx

Best Practices to Improve ASP.Net Web Application Performance.

This article gives some important points to consider for the performance improvement in asp.net applications.

http://www.dotnetfunda.com/
articles/article45.aspx

Validate XSL Against XML

In this Article, Haissam Abdul Malak shows how to create a class library for validating a certain XSL file against an XML file. He examines the concept with the help of a series of steps with relevant source code and explanations. Finally, he describes how to test the class library which was created in the previous steps.

http://aspalliance.com/
1567_Validate_XSL_Against_XML.all

AJAX localization

This article discusses:

• Globalization support in ASP.NET AJAX
• Need for support in JavaScript
• Assembly-based AJAX localization
• File-based AJAX localization

http://msdn.microsoft.com/msdnmag/issues/
08/01/InternationalizingASPNETAJAX/#S3

Adding a Build Banner to ASP.NET Pages

This article explains, and provides fully functional code, for a plugin to the HTTP pipeline which will render such a 'development banner' to any ASPX page in the website in question.
The only requirement is to add the appropriate configuration to the Web.config file, and ensure the banner assembly is in the sites bin directory.

http://www.codeproject.com/kb/
aspnet/buildbanner.aspx