1. How to generate a random value? coderanch.comHello I was wondering if anyone knows how to gerenerate a raddom variable about a certain number. For example if I wanted to generate a random number about 10 then the numbers 8, 9, and 11 and 12 would be very very common..well much more common that 1 and 2 and 3 and 20 and so on. Any ideas or code? ... |
2. How to generate a random value about a value! Enjoy coderanch.comHello, I posted a question ealier about how to generate a random value about a number. Well someone gave me some advice. SO here it is folks. Enjoy. use : import java.util.Random; int value= (int) ((new Random().nextGaussian()*20)+100 ); this code will generate values about 100 plus or minus 20. Hence values will range from 80 to 120. And it will do ... |
3. word on random location coderanch.comCould anybody tell me how I can make a simple window in which a word appears for 1 second, on a random location, each time the "enter" key is pressed? I tried to do this in JDK 1.3.1, but since I'm new to OOP I'm still messing up the classes and objects a bit. Should be only a few lines, though. ... |
4. [SOLVED] How to generate a random number from chi-square java-forums.orgThis isn't exactly a Swing question (this is the Swing forum). Have you had a look at Google first? What have you found there? Likely you'll need to download the chi-square data tables from some source. SourceForge may have some useful public domain code for this, but again, likely you best bet will be Google. Best of luck. |
5. Random size of JComponent java-forums.org |
6. Random numbers java-forums.orgimport java.math.Random; import javax.swing.table.AbstractTableModel; public void RandomTableModel extends AbstractTableModel { private int _rows; private int _cols; private Random _random; public RandomTableModel(int numRows, int numCols) { _rows = numRows; _cols = numCols; _rand = new Random(System.currentTimeMillis()); } public int getRowCount() { return _rows; } public int getColumnCount() { return _col; } public Object getObjectAt(int row, int col) { return new Integer(_rand.nextInt(100)); // ... |
7. GUI appears grey until resize randomly. Why? java-forums.orgimport javax.swing.*; import java.awt.*; public class Playback extends JFrame { public Playback() { setTitle("Note Trainer"); setSize(370,360); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); setVisible(true); FlowLayout flo = new FlowLayout(); setLayout(flo); JLabel pageLabel = new JLabel("Web page address: ", JLabel.LEFT); JTextField pageAddress = new JTextField("He", 20); add(pageLabel); add(pageAddress); JButton A = new JButton("A"); JButton B = new JButton("B"); JButton C = new JButton("C"); JButton D = new JButton("D"); ... |