I have a question which I'm feeling ashamed asking any of my
colleagues, please help.
My basic challenge is to submit a form and access the values from
portlet or for that matter any java class. I have a jsp page from which

Given that I have the method to solve sudoku puzzles, I need expert
opinion/advice on the
format/method to do the input ("original puzzle") and display the
output "completed puzzle".

ich habe ein Projekt welches u.a. gif Bilder speichern soll.
Da es mit dem gif Format so ne sache ist, habe ich mir folgendes rausgesucht
dafür:
http://www.gurge.com/amd/old/java/GIFEncoder/index.html

I want to know user home directory when i run through java applet. I
could not success through System.getProperty("user.home") as it gave me
security exception. Then i tried the following way which simply exec
the commands "echo %HOMEDRIVE%%HOMEPATH%" for windows and for linux

I created an object SudokuXY. The objects can only be equal or not
equal, there is no concept of greater than or less than for these
objects. It is my understanding that if I want to compare one object to
another, I have to implement the equals method. Am I correct?

I've discovered that the method I use to extract a font from a jar file
is flawed, and causing problems in my program. Providing code will not
help, what I need is a code example of how to do this reliably. The
code I have works on every platform except Windows XP. So I need 100%

I have 3 classes. helpSystem, Volunteer and Person. I want to be able to
assign a Volunteer to a Person. I have a method to do this in my Volunteer
class but I need to be able to do it from my helpSystem class as I am using
ArrayLists but im having trouble with it (for the past ...

First off, I am apologizing. Another very similar post of mine will
eventually appear on the newsgroup. I made it several hours ago using Google
Groups and it got stuck somewhere. Eventually it'll also appear here.
I'm reading in a textbook about Java and in the chapter about ...

im getting the error message "Incompatible types - found Volunteer but
expected java.lang.String" why is this. the error occurs in the
assignPerson method below.
public class Person

does anyone know of any good online tutorials that will help me with
iterators and ArrayLists.

---------------------------------QUESTION-----------------------------------
I have been trying to run an applet by using a file nestled deep within
the directory structure of a jar.  The html file containing the applet
tag, and the jar file exist in the same folder.  However the ...

Hi all,  for the last few days, I succeeded in constructing a code that
represents a network and infection transmisson through it.  This is the
first time ever that i wrote a code.  So i am wondering how i validate
my code although it may sound a philosophical question.  And also, I

I'm working on a pretty large (~20k lines of code) set of related Java
applications.  I'm doing my development in Eclipse, and have the latest
versions of everything.  My project uses a bunch of external libraries.
My project is devided into a bunch of packages, about a dozen of ...

I have created a gui for that has  a PopupMenu. However the PopupMenu
does not seem to come out right it flicker's in the background. I don't
whish to post the code for the  3 classes but if anyone wish to take
their time to take a look at the code I can mail it in a zip/jar ( what

This code works perfectly in IE, but does not work in Netscape 7....It
is designed to force the user to only enter numbers into a textbox.  I
also want to allow them to tab over the box as well as handle an enter
key press while they are in the textbox.  Here is the code.....