I am currently studying for the SCJP exam with a friend who raised a
question to which neither of us has an answer.
We work with an application where we have no access to any source code
(and the Tecchies won't give it to us.....). So, we raised the

Hallo everybody
I'm writting a servlet in eclipse and face the following problem.
Usually in java a convention is, that a String must be between "".
When I write

Which version of Java support large Integer number?
Where can I download it from?
Thanks
Steve

I need to calculate the difference between two dates stored in Calender
objects. The difference should be represented as a number of days and
rounded down to a whole number of days.
Is there a smarter way of doing this than using a while loop to

I have
   Object[] array;
I happen to know that each of the items of the array has class MyClass.  I
realize that I can't cast the whole array thus:

I have need for the following.
Given any two arrays of ints
array1 = [1, 5, 7]
array2 = [1, 2, 7, 9]

I have the following declarations in a class I have written:
public class SecretWord {
  private String description;
  private String secret;

I am not new to java, but I'm quite confused by this problem I've been
given. I have to create a function of this type:
public boolean checkInfo(Array info);
However, I have never used type 'Array' before and haven't yet found

Are there any special problems in Java 1.5 ?
I'm working for a small startup company and we would like to upgrade
from java 1.4.2 to java 1.5 . However, we are afraid of the
consequences (if there are any).

what's the difference between comparable and comparator interface.

Hello. I have a method like this:
public void p(Integer a, Integer b, Integer c)
{
...

I have need for the following.
Vector v = new Vector();
public void addToVector(int[] myArray, int index) {
   v.addElementAt(myArray, index);

I am currently performing my University 3rd Year Project and need some
help in using Sun's mp3 plugin to read in mp3 files. I am unsure of
which classes I should be using to read in the data from an mp3 file
and then be able to get the audio bytes and the files AudioFormat out?

I've been trying to find a way to order an array of players, scores and
totals by lowest total first... down to highest at the bottom and I can't
seem to figure it out.  I've read about the the Array.sort(), but the
examples I have seen show it used with single arrays and not 2d ...

I'm trying to find a way to parse at-style time formats, or something
similiar.
Specifically, I'm trying to use RRDTOOL's time format in JRobin. The
time specification is available here: