app.js

$(function () {
    $('#my_form').on('submit', function (e) {
        // prevent browser from submitting the form
        e.preventDefault();
 
        var $form = $(this);
 
        $.ajax({
            url: $form.attr('action'),
            type: $form.attr('method'),
            data: $form.serialize(),
            success: function (response) {
                //server responce
            }
        });
    });
});