custom.js

function getNotificationsCount() {
        $.ajax({
            url: '/notifications/count',
            type:'GET',
            success: function(response) {
                if (response < 1) {
                    $('.nCount').hide();
                } else {
                    $('.nCount').text(response).show();
                }
            }
        });
    }
   getNotificationsCount();
    setInterval(getNotificationsCount, 6000);