public static ConnectionStringData Load(string fileName = _fileName)
        {
            var ss     = new SimpleStorage();
            var result = ss.Load <ConnectionStringData>(fileName);

            if (result == null)
            {
                return(new ConnectionStringData());
            }
            return(result);
        }
        public static void Save(ConnectionStringData Instance)
        {
            var ss = new SimpleStorage();

            ss.Save <ConnectionStringData>(Instance, _fileName);
        }