Web Development Fundamentals

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• •External Style Sheets
• •Embedded Style Sheets
• •Inline Style Sheets

• Documents are linked to a style sheet file.
• Used when the style is applied to multiple pages.
• Offers easy sharing, easy to update, allow selective loading.
• Has no overriding power (will be overridded by intenal and inline SS)

• Embedded within HTML usually at the top in a seperate section
• Overrides External but not inline SS

• Embedded within HTML body
• Overrides all other style sheet settings

• HttpContext
• Response
• Request
• Server
• Application
• Session objects

Programming tools within the program to reduce the size of the application, reduce the errors, and reduce coding time.

The .NET framework is a programming platform containing thousands of objects and libraries. Of the dozens of programming languages that support this platform, the most common are C# and Visual Basic.

• HttpContext - information about the contents of a page
• HttpRequest - information abouta request for a page
• HttpResponse - information about the transmission of the page
• HttpServerUtility - information about the access to server-side utilities to process the content of the page and user requests.

A top-level object in the HttpContext.Current object. It contains properties and methods relating to browser output. The two most popular uses of this object are to write text directly to the Web page using its Response.Write method and to redirect the browser to another page using its Response.Redirect method.

A top-level object from the HttpContext.Current object. It contains properties and methods related to the browser. This includes retrieving information about the browser, reading cookies, and passing values directly from the Web page. The Request object can also be used with the Response object to display browser information on the Web page.

A top-level object of HttpContext.Current. It contains properties and methods related to the currently running application.

A top-level object from the HttpContext.Current object. It contains properties and methods related to individual users or instances of a Web site.

• A data repository for the application.
• Application state is a server-side technique that uses the Web server to store data.
• Saves data for every-one using the application.
• Always available and never times out.

• A data repository for Web form controls.
• Client-side technique.
• Every control has a Boolean property that, when turned on, saves the state of the control on the Web page.
• Designed to save the state of the form and all its controls between postbacks automatically.

• A data repository for Web form controls.
• Control state is a client-side technique.
• Every control automatically saves the state of the control on the Web page.
• Control state cannot be disabled