To add a page to the Web site:
In Solution Explorer, right-click the Web site (for example, C:\HowToASPNET), and then click Add New Item.
The Add New Item dialog box is displayed.
In the template list, select Web Form.
In the Name box, type the name of the new aspx page, by example MyNewPage.
Visual Studio creates the new aspx page […]
Object-oriented web application development supporting inheritance, polymorphism and other standard OOP features.
Based on Windows programming; the developer can make use of DLL class libraries and other features of the web server to build more robust applications that do more than simply rendering HTML.
Automatic input validation.
New data controls (GridView, FormView, DetailsView).
New technique for […]
ASP.NET 4 adds a new RedirectPermanent helper method that makes it easy to make HTTP 301 Moved Permanently responses:
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ASP.NET offers a “Cache” object that is shared across the application and can also be used to store various objects.
The “Cache” object holds the data only for a specified amount of time and is automatically cleaned after the session time-limit elapses.
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ASP.NET aims for performance benefits over other script-based technologies (as Classic ASP) by compiling the server-side code to one or more DLL files on the web server. This compilation happens automatically the first time a page is requested. This feature provides the ease of development offered by scripting languages with the performance benefits of a compiled […]
Server-side session state is held by a collection of user-defined session variables that are persistent during a user session. These variables, accessed using the Session collection, are unique to each session instance. The variables can be set to be automatically destroyed after a defined time of inactivity even if the session does not end. Client-side user […]
View state refers to the page-level state management mechanism, utilized by the HTML pages emitted by ASP.NET applications to maintain the state of the web form controls and widgets. The state of the controls is encoded and sent to the server at every form submission in a hidden field known as __VIEWSTATE. The server sends back […]
Application state is held by a collection of shared user-defined variables. These are set and initialized when the Application_OnStart event fires on the loading of the first instance of the application and are available until the last instance exits.
ASP.NET Application state variables are accessed using the Applications collection, which provides a wrapper for the application state. […]
ASP.NET applications are hosted by a web server and are accessed using the stateless HTTP protocol. As such, if an application uses stateful interaction, it has to implement state management on its own. ASP.NET provides various functions for state management.
Conceptually, Microsoft treats “state” as GUI state. Problems may arise if an application needs to keep track […]