Thank in advance.... I am getting error when I run from prompt (cmd)..
   I installed Jdk1.5.0_09  path is C:\Program files\Java\Jdk1.......
   I have oracle 9i and oracle 10g installed...
   Path and classpath I have put correctly in windowxp.. as follow

Is it possible to store in permanance a pair of cryptographic
Public/Private keys in a program ? I know I can dump it into a file but
I would like to have 2 constants in my program instead of reading each
time from the files. I would like something that would look like this:

Iam using java sound API to play the audio. Iam using the Clip class to
play the audio. Frequently i get the following exception...
java.lang.IllegalArgumentException: No line matching interface Clip
supporting format ULAW 8000.0 Hz, 8 bit, mono, 1 bytes/frame,  is

where can I find such info, so my aplication can mess with Bill Gates :-)
any clues
regards

I tried
http://www.netbeans.org/download/flash/why-netbeans-part2/player.html
Everything is fine, I connected mysql database with the table on a Page2.jsp
but when I run project I got a message from Tomcat Log:

To all of you java experts, i have a huge headache with the classpath,
i am running a pentium 3 machine with windows 2000 service pack 4, jdk
1.6,  the jdk is on the filesystem as the following filepath,
C:\program files\java\jdk1.6.0 , i am also running netbeans and it

Hi, I designed this code, but I cannot put all of the circles on same
center. I think they are on different dimensions, what do you think?
/* Concentric.java
Design and implement a program that draws 10 concentric circles of

This is my modify button can some one help me get it right?
    btnModify.addActionListener(new ActionListener(){
         public void actionPerformed(ActionEvent ae){
dvds.add(DVD(tfTitle.getText(),Double.parseDouble(tfPrice.getText()),

does anyone have some sample code for creating a window, about 300 x
400, with a subtitle label under where the menubar would be if this app
had a window bar, then under that subtitle message adding a ListBox
almost the width of the window, with a vertical scrollbar. at the

I know I need to use jfilechooser and a write in and out but I can not
figure out how to add a way to save this to a .dat file
import java.awt.*;
import java.awt.event.*;

I have written a java program but I would like to be able to send the
program to people with it's own, unique icon.
The groups say you can only do this by converting the program to an
executable exe file files but I have some areas of confusion with regards to

I'm creating a GUI for a project and I'm struggling
I'm using the netbeans IDE.
What I'm trying to do is to have an alphabet of symbols represented
graphically (I'm using jLabel at the moment) and to enable symbols to

4 years I learn java as a hoby, but I must to say that I'm still newbie,
especially in a J2EE. Maybe because of complicity of java, maybe because my
wrong learning, maybe because my intelectual capability. Anyway, I don't
care how slow it is my learning. The other thing is ocuppy my ...

I am a beginner to programming.
I know how to read and output data to a file in java, but how can i
update the data in file.
For example, if i want to change the word "TOM" to "JOHN" in file

  fren hope all r fine, Collections of  java faq  @
www.java2cafe.blogspot.com
Thanks,
Best Regards,