I want to investigate which part of my Java code is generating garbage
objects.  Is there some tool that I can use to find this out?  Thank
you in advance.

hi, i need help with this method please. if anyone can help, i will
apreciated. A method called getUnsignedValue.  This method should
calculate and return the decimal number equivalent to the binary number
stored in the object.  This method should simply return the integer

Okay, so i have a dilemma. I have a int variable called rank that
stores integers (obviously). however, i need to display these values as
chars in another method. casting dosent help because it just converts
the integer  into the unicode character which isn't the same as the

I have written a method which takes a byte array in as an argument, does
some manipulation on that byte array, putting them into a new array and then
returning the byte array.
e.g.

I have a Java program and I want to see the relation between the
classes in a visual manner (e.g. UML). Is there any tool ,  preferable
free, for converting a java package into some graphical representation?
Thanks a lot.

I would like to create an overlay to a non java application. This means
that when the application is moved or resized my applications should
also be moved or resized.
In Java, is there some way of getting information about:

-----------------test.java-------------------------
public class test
{
    public static void main(String[] args)

I am working on a program that needs to read an unspecified number of
integers and determine how many positive and negative values there are.
Also, the program needs to end when the input is 0 (zero). Here is the
code I have which is causing me problems!!! I would greatly appreciate

Imagine you are writing a program that will display a map of the United
States.  Your program will ask a user to input their ZIP code.  Once
they do, a dot will appear on the map to indicate where that ZIP code
is located.

When trying to use SimpleDoc I get this error:
Exception in thread "main" java.lang.IllegalArgumentException: data is
not of declared type
    at javax.print.SimpleDoc.<init>(Unknown Source)

I am trying to compile this program but I get the error message that it
cannot resolve this symbol Scanner. I downloaded the JDK6 and in my PATH
statement I put C:\Program Files\Java\jdk1.6.0\bin. The code is below. What
am I doing wrong.

When I collect data from a web service by running the code in my eclipse I am able to collect fine. However, when I run the same binary on a different machine, from command line, I am getting the following error. I am new the xml/web services programming. Any pointers to where ...

Hi There....
I'm running into these import problems....
I'm trying to import the java.util.Map and java.util.HashMap Class on a
IBM AIX server running java 1.4.2.

I am trying to make some tutorial assignmemnts and example programs for
my classes. I'm trying to use the 'Socket' and 'URLConnection' classes.
I am wondering if I can set a timeOut and catch the exception when the
connection times out.  I'am implementing a simple webserver for ...

I am trying to write a program that calculates the price when the checkboxes
are selected and the calculate button is pressed.
Now I am not sure how to code the part where you click the box and the price
of that item appears. Any suggestions?