Debugging ASP.NET Page

You can debug asp.net application either on page level or application level.

• Enable debugging for a page by adding a Debug= "true" attribute to the <%@ Page %> directive.
• Enable debugging for entire application by adding <compilation debug = "true"> in configuration/system.web/ withing web.config file.

Page.IsPostBack

The Page class includes a property called the IsPostBack property, which you can use to detect weather the page has already been posted back to server.