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Detecting View State Corruption
The view state antitampering mechanism is set up by default and is controlled through the EnableViewStateMac attribute of the @Page directive
ASP.NET Gets Testable
Web development platform can be tested after all - .NET
Generics in ASP.NET
Generics can be used in ASP.NET to write neater and more strongly typed code, but ASP.NET 2.0 was not designed with generics in mind. Dino explains why.
Full-Row Selection in a DataGrid
Adding a Select button allows users to highlight all of the data in a single row - better yet, using Dino's code puts the power of full-row selection in every column in the row
Focusing on TextBoxes
Setting the cursor's focus on text-input forms provides a more-polished user experience. The forthcoming ASP 2.0 will make this easy to do, but why wait? Dino has a method for setting focus in your 1.1 apps
The IPostBackDataHandler Interface
Server controls implementing the IPostBackDataHandler interface are a key part of ASP.NET's postack mechanism.
Active Directory Membership Provider
ASP.NET 2.0 allows you to validate users via Active Directory, database, or even a custom algorithm. - .NET
Medium Trust in ASP.NET Applications
Setting the trust level to "Medium" for an ASP.NET application can often be the perfect blend of security and functionality.
IIS Kernel Caching
Paraphrasing the Rutles, all you need is cache to speed up ASP.NET page requests. Enabling caching in IIS 6.0 is simple, but there are some limitations on which page requests can be cached.
Synchronizing Access to the ASP.NET Cache
A synchronizer is an intermediate but global object that you lock before entering in a piece of code sensitive to concurrency. Here are some tips on how to set up the lock. - .NET