Hour 23. Building More Responsive Web Pages with ASP.NET Ajax

Throughout this book we have created many ASP.NET pages that execute server-side code based on some user action. Clicking a button causes the Button Web control’s server-side Click event handler to execute. Selecting an item from a DropDownList control whose AutoPostBack property is set to True causes the DropDownList’s SelectedIndexChanged event to fire. Clicking the header column of a sortable GridView ...

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