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Application Development Using Visual Basic® and .NET by Dana L. Wyatt, Peter Thorsteinson, Robert J. Oberg

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ASP.NET Applications

An ASP.NET application consists of all the Web pages and code files that can be invoked from a virtual directory and its subdirectories on a Web server. Besides .aspx files and code-behind files such as those we have already examined, an application can also have a global.asax file and a configuration file config.web. In this section we examine the features of ASP.NET applications. We then investigate the mechanisms for working with application state and session state and for configuring Web applications. Our illustration will be our Acme Case Study (Step 2).

Sessions

To appreciate the Web application support provided by ASP.NET, we need to understand the concept of a Web session. HTTP is a stateless protocol. This means ...

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