I have both jdk1.6.0 and jdk1.6.0_04 on my PC.  Can I remove jdk1.6.0
and not affect any programs on my PC?
Thanks.
Chris

I want to create a command prompt in java. I have a set of functions
in an application, the idea is to have the user input certain commands
on the prompt, based on which certain funcations can be called. To
make this more clear, suppose I have two functions for matrices add

I am trying to make a list of JComboBoxes. My first try was to put the
JComboBoxes in a JList but my solution did never really work. I
managed to get them in the JList, but I could not interact with the
JComboBoxes.

What's the trick to launch a shell script from Java?  I would have
thought the System class would have had this, but does not appear to.
Surely, Java would be capable of this, right?
Mark

Trying to put a background image in a JFrame
I have looked this issue up and found that extending JPanel and
specifying a paintComponent() is one possibility. I haven't tried this
yet (and a different task popped up for today).

Everything is on a extended class of JPanel.
Thanks in advance.

   the initial release of a new open source project, UIDL, has just been
released through Google code, at http://code.google.com/p/uidl/.
UIDL is an acronym for User Interface Description Language. The goal of the
project is to create support for a universal client which allows ...

I've got a tile based game (a roguelike) which uses a grid of JLabels
each displaying an ImageIcon to display what's happening within the
game. I want to use keyboard input, so I setup JMenuItem instances
each with an accelerator for a different key. When a key is pressed,

I tried this things but nothing happened ->
   getDesktopPane().setBackground(color);
   list = Tool.findComponent(getDesktopPane(), JPanel.class);
   for (int i = 0; i < list.size(); i++)

Below is a fairly simple TableCellRenderer for displaying an enum as
an Icon.  That works fine. But I added a wrinkle, changing the
background colour depending on whether the row is selected.
No background colour changes happen, even though isSelected is true

I'm trying to understand how to create and use dialogs. Could someone
explain how to build a swing dialog that would show up to 10 different
buttons, that can change dynamically based on some state?  Only by
clicking one of the buttons should close the dialog.  I don't know if

Usually when you
setToolTipText("Popup tool tip text");
The pop up tool tip text message will near by
the mouse pointer. But I got a situation some time

I need to modify the content of the JList on the fly. So, when I need to
update the JList, I rebuild the list model and re-initiate the JList by
using new operator. I need to resize the JFrame manually to see the new
JList. How should I program it to show the new JList right after I ...

I have a program which use JDIC webbrowser to display an html page.
the webbrowser.print() has been called to print the page. The page is
displayed properly on the window. But the printing does nopt happen.
No error messages also. Any help will be greatly appreaciated.

While  googling I found a very interesting presentation on creating
amazing GUI's in java on this link -
http://developers.sun.com/learning/javaoneonline/j1sessn.jsp?sessn=TS-3548&yr=20
07&track=2
. I was very much impressed and really want to read and learn more on