ASP.NET Presentation


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ASP.NET Presentation

  1. 1. ASP.NET mean is Active Server Pages . It is a server-side Web application framework designed for Web development to produce dynamic Web pages .It was developed by Microsoft to allow programmers to build , • Dynamic web sites, • Web applications • Web services
  2. 2. • The latest version of ASP is known as ASP.NET • Visual Studio .NET is a developer application used to create ASP.NET Web applications • There are two main types of Web resources created with ASP.NET applications – Web Forms are ASP.NET pages within an ASP.NET application – Web Services are ASP.NET Web pages that contain publicly exposed code so that other applications can interact with them – Web Services are identified with the file extension .asmx
  3. 3. ASP.NET 1.0 was released on January 5, 2002 as part of version 1.0 of the .NET Framework. Scott Guthrie became the product unit manager for ASP.NET, and development continued apace, with version 1.1 being released on April 24, 2003 as a part of Windows Server 2003. This release focused on improving ASP.NET's support for mobile devices.
  4. 4. • Improved Performance and Scalability.  Compiled Execution, Rich Output Caching, Web Farm Session State. • Enhanced Reliability.  Memory Leak, Dead Lock, and Crash Protection • Easy Deployment.  No Touch" Application Deployment, Dynamic Update of Running Application, Easy Migration Path • New Application Models.  XML Web Services • Developer Productivity.  Easy Programming Model, Flexible Language Options, Rich Class Framework.
  5. 5. • Code-behind model  It is recommended by Microsoft for dealing with dynamic program code to use the code-behind model, which places this code in a separate file or in a specially designated script tag • User controls  ASP.NET supports creating reusable components through the creation of User Controls • Rendering technique  ASP.NET uses a visited composites rendering technique. During compilation, the template (.aspx) file is compiled into initialization code which builds a control tree (the composite) representing the original template
  6. 6. • Compiled code  Code written in ASP.NET is compile and not interpreted. • Enriched tool support  ASP.NET applications using visual studio • Power and flexibility  ASP.NET applications are based on the CLR • Simplicity  ASP.NET enables you to build user interfaces that separate application logic from presentation content • Manageability  ASP.NET provides a number of options in providing the above facilities
  7. 7. • Server control Respond to users events by running event procedures on the server. • HTML control Represent the standard visual elements provided in HTML • Data control Provide a way to connect to perform commands on and retrieve data from SQL , OL ,databases and XML data files • System components Provide access to various system level events that occur on the server
  8. 8. Step 1 – Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 – – – – – – Create Local Folders for Your Web Project Create a Blank Solution Add a Web Site to Your Solution Add a Class Library (Optional) Check Your Solution Structure Check Your Local Folder Structure Add Your Solution to Source Control
  9. 9. Date Version Remarks January 16, 2002 1.0 First version, released together with Visual Studio .NET April 24, 2003 1.1 released together , Windows Server 2003 and Visual Studio .NET 2003 November 7, 2005 2.0 released together with Visual Studio 2005 , Visual Web Developer Express and SQL Server 2005 November 21, 2006 3.0 November 19, 2007 3.5 Released with Visual Studio 2008 and Windows Server 2008 April 12, 2010 4.0 Parallel extensions and other .NET Framework 4 features August 15, 2012 4.5 Released with Visual Studio 2012 and Windows Server 2012 for Windows 8
  10. 10. Web Server Web Browser 1. Client Initiates 2. Communications With page request Get default.aspx Display page Server response with pages 1. Process request 2. Execute server slide code 3. Store session data 4. Send result response
  11. 11. • This section provides an overview of the ASP.NET security infrastructure. The following illustration shows the relationships among the security systems in ASP.NET.
  12. 12. • <%@ Page Language="C#" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" ""> <script runat ="server"> protected void PageLoad (object sender, EventArgs e ) { Label1.Text = DateTime.Now.ToLongDateString(); } </script> <html xmlns=""> <head runat="server"> <title>Sample page</title> </head> <body> <form id="form1" runat="server"> <div> The current time is: <asp:Label runat="server" id="Label1" /> </div> </form> </body> </html>
  13. 13. • • DTEC study text (Part ii)
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