In this tutorial you will learn how to use a GridView Control to display the details of the item selected in the DropDown list and test the page.

This tutorial covers Validating User Input with C# covers Overview of ASP.NET Validation Controls , Using the Simple Validators , Using the Complex Validators and Summarizing Results with the Validation Summary Control.

Consider the perceived risks of migrations that tend to cloud the benefits of new technologies from a business perspective, making it difficult to justify technology migrations to the decision makers in an enterprise. See how these risks can be identified, planned for ahead of time and evaluated against cost, time to market, and other business factors so that the project planner can have a solid handle on the bottom line of a project. See examples from a real-world commercial application and look at each of the business and technological factors that needed to be addressed when migrating an ASP application to ASP.NET on the soon to be released Windows Server 2003.

This article discusses the importance of security considerations when designing a server application. Both Microsoft Internet Information Services (IIS) and ASP.NET provide security models that will allow you to authenticate your users appropriately and obtain the correct security context within your application.

In this tutorial you will learn about Cache Dependency, SqlCache Dependency, New methods added to the CacheDependency Class and The process of writing the cache dependency file.

VB.NET 2005 Tutorials: Adding Controls - In this tutorial let's discuss about Adding Controls to a Windows Form, Adding Controls using Windows Forms Designer, Adding Controls Dynamically and Setting properties of Controls. Sample source codes used in this tutorial are included. Forms are containers for control objects. All controls have properties, methods and events that can be used to customize their functionality. Controls can be manipulated in the designer mode and code can be added to dynamically add controls at run time.

In this article, we will look at some of the architectural and design decisions that may affect ASP.NET application scalability. In addition, you will leanr how you can use Enterprise Services and MSMQ to reduce the effect of those scalability problems.

This tutorial explains about The Importance of Caching, Declarative Page Output Caching, Programmatic Page Caching, Caching Page Fragments, Caching Data and Monitoring Performance.

VB.NET 2005 Tutorials: Exceptions - In this tutorial you will learn about Exceptions, Common Exceptions, Handling Exceptions - Try Block, Catch Block, Throw Statement, Finally Block, Salient points about error handling Custom Exceptions - Managing Unhandled Exception

VB.NET 2005 Tutorials: Validation - In this tutorial you will learn about User Input Validation, Required Field Validators, Comparison Validators, Range Validators, Regular Expression Validator, Custom Validators, ErrorProvider, Enabling Controls Based On Input and Other Properties of Validation.