I'm hoping someone here can point me in the right direction.  What
is the most reliable way to detect the available JREs installed on a
target system?  Is the Windows registry sufficient under Windows?
Where does one look on a Linux system?

How do I retrieve an application bean  like
<jsp:useBean id="codesManager" scope="application" class="my.CodesManager"/>
I tried
CodesManager cManager = (CodesManager) session.getAttribute("codesManager");

how do I convert a string that I get from command lite to char array?
I have args[0]="this is test"
and I want to by able to print
"

Well... again a problem. This time it's the annotations.
I have two classes like this:
public @interface Tst {
}

Hello.  I am looking for an implementation of a Tree or Tree Node class
within Java.  I want to create nodes and store data within those nodes
and be able to search on it.  All that I've found in the standard Java
libraries is a JTree, which seems to be designed for displaying

Hi all, I have read stuff on this but still dont get it. I need to draw
a box and a circle on two different tab panels.
Here is what I have so far somthing is not in the right place.
I have looked at the tutorial thats on Sun's site but didnt help.

My main method starts like this:
------------------------------
 public static void main(String[] args)
   {

I have a Java project that has failed to display application icons in
recent installations on XP. It works fine on all 2000 machines. It even
works properly on some XP installations and does not seem to be SP2
related.

When I click on link for .java file in the sun tutorials the file opens not
in my JBuilder IDE as it should do but in Internet Explorer as .htm page.
If I right click and 'Save target as' it can only be saved as .htm
Why is this?

( This is the first time to post something to the newsgroup so please
don't be harsh  )
This is not exactly a problem, I'm just trying to figure out some things
in JDK 5. I have the following method:

Hello !!
I had download new J2se5.0 for Windows from java site for use Proxy class.
I have some problem to use this class.
Someone of you can indicate me some example to use?

I was wondering if there are any guides to dermining which frameworks to
use when.. I am about to embark on a little learning project to convert
a forum application I wrote in another language a long time ago to java,
but cant decide whether JSP's & Servlets are best, or to ...

could anyone please post the class I need in order to conect my Java
application, to SQL SERVER data base.
thanks

I dont know how to get mysels a date in java.
when i have a date i want to run an sql query to select the payment
also i want to check that after
6 montths the value of payment will be 0 again. So it has to check the date

I was working on a project that I started ages ago but havent touched for a
while. I have the .class file but I cannot find the .java file. Is there
anyway at all that I can get the source code from the .class file and hence
save it as a .java file.