Easily Ensure At Least One Checkbox is Checked: jQuery Validation Guide

Generally, we use radio buttons to let a user select ONE option from a limited number of choices. Most of the cases radio buttons are ideal to select a single option from a group of the options. But sometimes you required to use the checkbox to do the same functionality like a radio button. If you want to allow the user to check only one checkbox from a group of the checkboxes, it can be done easily using jQuery.