public TestingPanel(MainPanel1 card) {
    this.setBackground(Color.white);
    this.setLayout(null);
    this.card = card;
    db = new WordDB();
    wordClasses = new String[NUM_CLASSES];
    for (int i = 0; i < NUM_CLASSES; i++) {
      try {
        wordClasses[i] = db.getWord(i + 1);
      } catch (ClassNotFoundException | SQLException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
      }
    }
    addHeaderComponents();
    addComponents();
    p = new Preprocessing(NUM_CLASSES);

    testingSamples = new ArrayList<Shorthand>();
    r = new WordRecognizer();
  }