radhasb

I'm trying to build an exchange website which hosts items that other people are selling. I want the site to show the prices that people are selling at but will not see their contact information until they pay a certain amount. I obviously want to make sure that the page …

I have a .dat file with many lines. I need to overwrite a certain line. Let's just say I have to overwrite the 5th line of the dat file. How would I set the RandomAccessFile to overwrite at line 5 (or any line in general)? (P.S.: each line has 10 …

I have 2 .java files called model.java and table.java I have 3 class files, model.class, table.class and WindowCloser.class (which is in the table.java file). I've looked online on how to make a jar file, but whenever I try, either nothing happens or it says Main-class not found. table has the …

I am writing a program in which I have done ALOT of coding already but there are still problems and features to be added. So far my program: 1) Takes data from a .dat file and displays it on a table 2) There is a button for which you can …

[CODE]public class table extends JPanel implements ActionListener{ JButton addInfo; public table(String dataFilePath) { JTable table; model model; Font f; f = new Font("SanSerif",Font.PLAIN,24); setFont(f); setLayout(new BorderLayout()); model = new model(dataFilePath); table = new JTable(); table.setModel(model); table.createDefaultColumnsFromModel(); GridLayout layout = new GridLayout(80,30); addInfo = new JButton("Add Data"); addInfo.setSize(80, 30); addInfo.addActionListener(this); //action …