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Using ICALLBACKEventHandler in ASP.NET

(Ashish Sarda) ASP.NET 2.0 introduced an interface named ICallbackEventHandler (System.Web.UI.ICallbackEventHandler) to allow asynchronous communication with the server. Unlike Postback, in Callback only user defined information is sent to the server. Instead of using Postback to post the page, ICal

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