I have a webapp that I deploy using a WAR file. This application needs
to write image files to disk when I upload images. These images
currently reside in my webapp, but of course this causes problems when
I want to deploy a new WAR as it throws the images away.

I'm trying to migrate some users from Windows to Linux ([K]Ubuntu
6.0.6). In this context I have some Java coders who work actually on
windows with locally installed :
    - eclipse 3.1

In Eclipse it used to be if I type
java.util.ArrayList
and press enter on the drop down it would add the import
import java.util.ArrayList;

I am able to get the class object when i call FindClass in the main
thread. Now when i spawn a worker thread and attempt the same call
after caching the JVM and creating a new Env . it fails and triggers an
exception on the Java side .

I have the run method like this:
....
....
public void run()

Hi i am a begginning programmer, and am having problems displaying text
in a jtextarea.
The goal of the program is that when a button is clicked, then text is
displayed in the jtextarea.

Here i am getting the problem with JCombobox. Here i am taking 2 combo
boxes. each of them has 11 elements. They have set the initiall
selected items. If I select the first combo then i am setting
setSelectedIndex(0) for 2nd combo. In this , the scrollbar is not

Is there some kind of standard help file (on unix) that would tell me
what function belongs to what? Like say for example, I don't know where
the java sqrt() function is.  Is there any kind of help mechanism (like
a man page) that would tell me that is part of Math? Or do I just ...

I have a problem that I think someone must have a graceful solution
for.
I want to do runtime configuration of the Security Provider so that I
do not have to change the code to run on different platforms.  Here is

I have an application that already has a config file that specifies
expected hosts and ports for various operations.
I don't want to duplicate this information in a .policy file as I know
this would cause some extra support calls :), but would

Hello all you wonderful experts :D
I am currently doing some research for a startup company and am looking at
what language we should use to program our client/server GUI application.
Our target audience is all home PC and Mac users and small businesses.

I'm looking for an algorithm to resize an image of arbitrary size to a
"fixed" / required width and height.
For example, my application requires that images be no larger than 440 pixel
(height) x 780 (wide)

Given:
A class designed to:
1. Take an object in through one of its methods,
2. Read and add new attributes to that object,

So you have to be smarter than the class that you're using.  Apparently I
don't qualify.
So I have 3 BigIntegers and I need to divide them with high precision and
then convert them to doubles (in an array) and they need to be accurate to

Are there best practices guidelines for package or namespace
hierarchies? (other than :don't make too many of them)
Starting with a developer setup.
If I wanna start under my project directory: c:\jwork