@FXML
 private void onClear(ActionEvent event) {
   scoreboard.clear();
   String string = scoreboard.toString();
   scoreboardArea.setText(string);
   serialize();
 }
 @Override
 public void initialize(URL url, ResourceBundle rb) {
   deserialize();
   String scoreboardString = scoreboard.toString();
   scoreboardArea.setText(scoreboardString);
 }
 @Override
 public void onSubmitEntry() {
   String scoreboardString = scoreboard.toString();
   scoreboardArea.setText(scoreboardString);
   serialize();
 }