Himanshu Hajariwala

//In Following method call to FirstRequestInitialization is done every time beginRequest called for a Application. protected void Application_BeginRequest( Object source, EventArgs e) {     HttpApplication app = ( HttpApplication )source;     HttpContext context = app.Context;     // Attempt to peform first request initialization     FirstRequestInitialization .Initialize(context); } //Following Class will check the Flag(s_InitializedAlready) and according that it will execute Initializer function and check that request comes for first time or not. class FirstRequestInitialization {     private static bool s_InitializedAlready = false ;     private static Object s_lock = new Object ();     // Initialize only on the first request     public static void Initialize( HttpContext context)     {        if (s_InitializedAlready)        {           return ;        }        lock (s_lock)    

To avoid loading data or content from cache when making Ajax call using Jquery, the following statement need to add in the document.ready block. $(document).ready( function () { $ . ajaxSetup ( { // Disable caching of AJAX responses     cache : false }); }); the above code will disable caching for Ajax response on the page.

http://msdn.microsoft.com/en-us/library/system.web.ui.webcontrols.gridview.showheaderwhenempty.aspx

Following Jqury Plugin is used to print selected div or html to print http://plugins.jquery.com/project/PrintArea

following link will help to disable copy paste and cut with jquery http://jquerybyexample.blogspot.com/2010/12/disable-cut-copy-and-paste-function-for.html