TutorialStuff.txt

//Bound to windowOpened event of jFrame
public void TutorialStuff() {
        List<String> list = new ArrayList<>();
        // add 5 element in ArrayList 
        list.add("Input <NP> in the input pattern box to copy the name column values");
        list.add("Input <#> in the input pattern box to copy the name column values");
        list.add("Input <##> in the input pattern box to copy the name column values");
        list.add("Input <###> in the input pattern box to copy the name column values");
        list.add("Input <#####> in the input pattern box to copy the name column values");
        //Use java settings properties to save state between application use
        //Reference: https://stackoverflow.com/questions/31127908/how-to-make-a-do-not-ask-me-again-dialog-pop-up-box-with-java
        JCheckBox dontAskMeAgain = new JCheckBox("Leave me alone!");
        Object[] options1 = {dontAskMeAgain," Next Tip ",
            " Close "};
        JPanel panel = new JPanel();
        Random r = new Random();
        int randomitem = r.nextInt(list.size());
        String randomElement = list.get(randomitem);
        panel.add(new JLabel(randomElement));

        panel.add(dontAskMeAgain);
        int result = JOptionPane.showOptionDialog(null, panel, "Tip of the day!",
                JOptionPane.YES_NO_CANCEL_OPTION, JOptionPane.PLAIN_MESSAGE,
                null, options1, null);
        if (result == JOptionPane.NO_OPTION) {
            //Action command / Listener stuff to change the label
        }
    }