Single Button Click Custom Control This article demonstrates a custom control for button which gets disabled after user clicks on it so that we can stop user to resubmit the same information again and again intentionally or unintentionally. Here, when user clicks on submit button, its first checks the validation part. After passing it, the data gets posted & button gets disabled. After that the button gets enabled for new submission. Also the text written in the textbox gets changes dynamically. For Custom Control, go to new project. Select Web Custom Control & rename it to singleClickBtn. A custom control for button is developed. Here is the code snippet for it:- public class singleClickBtn : Button { [ Bindable (true)] [ Category ("Appearance")] [ DefaultValue ("")] [ Localizable (true)] private string replaceTitleTo; public string ReplaceTitleTo { get { return...