boolean[][] dots = new boolean[5][5];

    Random randomBoolean = new Random();

    //Now i want to create a table with random boolean values
    //Eternal loop
    for (;;) {
        try {
            Thread.sleep(500);
            for (int i = 0; i < 5; i++)
            {

                for (int j = 0; j < 5; j++)
                    {
                    dots[i][j] = randomBoolean.nextBoolean();
                    System.out.print(dots[i][j] + "t");
                    }
                    //Close the column
                System.out.println();
            }
           System.out.println();
        }
        catch (InterruptedException e)
        {
        }

    }