hai all,
         i am doing a project on card game.in my user interface i want
to keep show and drop buttons.when the game is over the user should
click on show button.when the user clicks on show button after

Hello all, I am still implementing my tic tac toe gui game. Anyways, I am
able to to create an X in the square, however, it does not fill the square
completely. In order to achieve this I've used;
   g.setColor(Color.blue);

After you've done a "System.setOut(PrintStream out);" is there a way to
restore the initial state without explicitly storing it?
      Rob

[Escalating to c.l.j.help, since my post went without reply on
c.l.j.security]
Hello all,
In my application I have a packet of information for which I generate a

I have two jar files. myapp1.jar and myapp_test.jar
When I execute I do:
java -cp myapp_test.jar:myapp_test.jar .......
When class EtxCard.java is loaded from myapp1.jar that class

I am setting the shutdown hook to write log files when a app closes.
This works fine is no threads are blocked, however if I have one thread
waiting for data from a network port, it does not. Is there anyway to
ensure the shutdown hook runs even if threads are blocked, such as a

I'm writing a program in which I'm using a bytebuffer which I want to
reuse in stead of recreating it several times. The buffer has to be
empty before I'm using it again. The Java API doesn't provide a method
(at least I couldn't find it) for erasing data from the buffer. Can

Is it possible to filter a JFileChooser for multiple file types
simultaneously?  For example I want to show  everything EXCEPT *.wav & *.zdl
& *.xls files.  I dont  see how it is possible b/c every filter you define
that extends FileFilter get added to the FileFilter[] and they only ...

How do i write a java program that doesn't have any "public static void
main(String[] args)" method and prints "Hello World" to the console ?

Does anybody know of any open source Java products that offer server driven
automated telecom calling?
Basically I'm looking for a telecom service product that can make telecom
calls and relay a message to a human receipient who is then prompted for a

I'm developping a editor text like Notepad under Swing. I wanted to know:
1/ How can I create a different files format under "save as"?
2/How to be able to open files whose extension is RTF?
Thanks for help

I have encountered a very frustrating problem which I cannot solve.
I am developing some kind of Java based https client that is supposed
to support only very specific sites. All of the sites work just fine
except one.

dear all, i am in need of urgent help. i have just begun using java to
program but i am having great difficulty while writing a program to
convert temperatures from centigrade to fahrenhite and vice versa.. the
following is my code yet it won't compile.. can anyone help at all?!

Hi to all,
i describe a drawArrow method below, which takes 5 parameters : a graphics
object g and the coordinates of 2 points.
What i want to achieve is to draw a dotted line

With the below class why can't I do this switch:
 public void update(ModelEvent evt) {
  switch (evt.type()) {
   case ModelEvent.Type.GAME_ADDED: // << compiler complains here