Does JTextField invokes the listener, when the user changes the text in it.
I am trying to disable a button, based on the content in the JTextField, but
the listener method is not being invoked at all.
Compilable code:

   Is it possible to tell the difference between 2 browsers running on
different computers that share the same internet connection, that are
connected to my custom web server?
the java.net.InetAddress class that java.net.Socket returns just shows the

Hi all, Have rattled my brain and cannot work out how to do a BigInteger a
to the power of e, where both a and e are BigIntegers. Any help appreciated.
Thanks

Thanks to those who have educated me on newsgroup etiquette and the support
given...
I have a JList that I update in a "while loop".  The JList will not update
itself until the while loop is completed.

   Would anyone help me with the below
1).
       a). Using a for loop write a program to display the numbers 1 to 10
inclusive as follows;

I was wondering on how to do this:
I would like a new frame to popup, showing some JRadioButtons, and a JList
filled with a few objects (depending on the selected radiobutton). When a
JButton is pressed, the selected object in the JList is returned.

I completed an assignment for my Intro to Java Programming class and
then continually updated the program to make it better. This is the
third or fourth incarnation of it and I have run into a problem.
Inside of a while loop, which is controlled by a boolean (repeat), I

the anecho/plugin directory was created by JamochaMUD.jar.  do I need to
un-jar everything in order for this import statement to work, or can I
leave the JamochaMUD.jar intact and simply work from TestPlugIn.java in
../anecho/plugin ?

I'm trying to write vertical text for a Y-axis label on a graph. Using
an AffineTransform to rotate the font on a Mac, however, yields a
strangely placed and strangely rotated string in the middle of my
graph. Someone told me that instead of transforming the font on a Mac,

In the code below, I am using JPanel and adding components to it. And then
adding this JPanel to a frame. Should I do setLayout onto the JPanel or
to the JFrame. I am using GridBagLayout, but the layout doesnt changes, even
if I don't pass anything to JPanel constructor.

I try to install SDK1.4.2 under windows 2000 when I compiler a test program
I have a error message the dosen't found javac. Where is the problem?
Also, I want ot install SDK1.4.2 under network shoud I validate the port and
proxy?

Problem: I've got a Struts/JBoss web app that returns pages in about the
same time as a Progress/4GL web app. However, the 4GL begins returning
data immediately, so that the user sees the top part of the page in 1-2
seconds. The Struts Action->JSP means that nothing is returned ...

I am a total newbie to java, and am having trouble understanding just
what is happening during external execution in Netbeans.  Allow to tell
the whole story.
First, I wanted simple blank document to begin work on, and it seemed

Hi, I have two questions considering Java Swing.
1) I have a button and I want to use it to stop my JApplet. I tried
applet.stop() but it didn't do a thing (no errors, nothing). How can I do
this?

here are the errors:
---------on FC2 linux------------------------
[thufir@ plugins]$ pwd
/home/thufir/anecho/JamochaMUD/plugins