public void ChangeWebAppData(WebAppData webAppData)
        {
            string userDataInput = "";
            string requestedGuid = "";

            SqlConnection myConnection = new SqlConnection();

            myConnection.ConnectionString = @"Server=localhost\SQLEXPRESS01;Database=master;Trusted_Connection=True;";
            SqlCommand sqlCmd = new SqlCommand();

            sqlCmd.CommandType = CommandType.Text;
            sqlCmd.CommandText = "UPDATE webAppData SET lastModified = " + DateTime.Now + ", userData = " + userDataInput + " WHERE guid =" + requestedGuid;
            sqlCmd.Connection  = myConnection;

            myConnection.Open();
            int rowInserted = sqlCmd.ExecuteNonQuery();

            myConnection.Close();
        }
        public WebAppData Get()
        {
            SqlDataReader reader       = null;
            SqlConnection myConnection = new SqlConnection();

            myConnection.ConnectionString = @"Server=localhost\SQLEXPRESS01;Database=master;Trusted_Connection=True;";

            SqlCommand sqlCmd = new SqlCommand();

            sqlCmd.CommandType = CommandType.Text;
            sqlCmd.CommandText = "Select * from webAppData";
            sqlCmd.Connection  = myConnection;
            myConnection.Open();
            reader = sqlCmd.ExecuteReader();
            WebAppData dat = null;

            while (reader.Read())
            {
                dat          = new WebAppData();
                dat.Guid     = Convert.ToInt32(reader.GetValue(0));
                dat.UserData = reader.GetString(0);
            }
            return(dat);
        }