I am trying to write an application that will run on console and will
not have any GUI whatsoever. Once the program in run i want it to keep
listening for keyboard event and just print them on console as they
happen.

This is the situation. I have the usual base class w/ private instance
variable along with public methods manipulating them. I have a derived
class which inherits from the base class.
public class Base {

I have got some code that is using one PreparedStatement instance, but
calling addBatch() on that instance thousands of times (2775) before
calling executeBatch. This has worked ok but this morning I found a
"JNI local ref creation exceeded capacity" error which crashed the

I've just spent some hours (late hours) fighting against the classpath
in JAR archives, the MANIFEST.MF file and the INDEX.LIST file.
I just want to mention together some of the information I gathered
through internet (and tested on my own). They may be useful to someone

Hi, this seems like a "chicken and egg" problem, but I am sure there is a way to
do this:
In order to compute the height of a JPanel I want to instantiate I need to know
the height of a line of text, which I could do using

I am trying to add and remove panel in Java. I have a main application
screen with a panel added to the contentPane. This works without any
problems. When I click a button in the added panel it should remove
this panel and add a different one. How do I do this. Any help would be

I setup an array of combo boxes using the following (some code removed
such as layout properties):
for (int i = 0; i < cbAccountProps.length; i++) {
    cbAccountProps[i] = new JCheckBox(strAccountProps[i]);

Now. Output as below, I want just list out *.java , how to using filter
?
    1 i = 60, 2003-01-22 23:01:02, .\testing\template.java
    1 i = 61, 2003-01-12 01:38:02, .\testing\Triangle.class

Can someone tell how can I use Java to capture some webcamm data?

I've got a super class A and A subclass of A called B. I want to make a
collection that can be created as either a collection of A or a
subclass of A. That is fine, and seems to compile fine.
However, when I actually make a collection that contains a subclass of

I have written out the contents of a JTextPane StyledDocument as HTML
using this code:
      ....
       try {

I have a java web application running on Sun Solaris 10 platform, the
java version is 1.5.0. Recently I found when I used TOP command to get
the memory used by my application it was over 1.5GB and kept
increasing. However when using the java.lang.Runtime.totalMemory() and

I'm having a series of ructions with our on-site installation people,
re: JAR signing. It's a big app, big budget, and we have lots of
be-suited consultants running around on customer sites for long
periods. I live back in the coder's garret, making the product.

I'm trying (without sucess :( ) to get a double array form Java using
JNI.
My function (in C++) calls "CallDoubleMethod" but put trash in my "C"
double array. I'm doing somethig wrong but I don't know what. I check

Everytime I try to connect with the server via RMI I get stuck in
catch().
try
        {