Is there a standard Java tree structure which allows the programmer to
attach nodes to parent nodes? Basically I need to represent something
like a family tree (actually it's a process tree but the logic is the
same). For each new node I will know, or have a way of determining,

   i m facing problem while printing. i have developed a project that
generates reciept for the customer. i have to print just four to seven
lines. and i want printer should stop after printing the given lines
so i can tear the reciept and can resume next printing from the given

as a rookie with java, i would like to ask for some help with starting
to create a basic java software to allow voice over ip. i understnad
that layers will have to be used for functionality. and that a
standard will be needed so that 2 computers can communicate with one

I am having a problem . I have 1 to 100 no and i want to print in word
format like one to hundred.
wht is the best way to implement this?
Can any one tell me this ASAP?

I am new to Hibernate.  I've installed v3.2.5 and have been going
through the Introduction to Hibernate documentation at hibernate.org.
I am running on Tomcat v6.0.14
Everything is working great except for one thing.  I cannot get

HI, I have a simple program which does not compile:
public class class1{
public static void main(String[] args)
{

I have a JSP file that make an XML Document:
<%@ page contentType="text/xml" pageEncoding="windows-1252"%>
<%@ page language="java" import="java.sql.*"%>
<%

I'm new on this group, so I don't know if I had to post this question
here.
Maybe someone could help me with this issue.
I have this .jar application that connects and sincronices two Sybase

My apologies if this is a silly question in the context of Java.  I'm very  
new to the language, though I've got lots of experience in others  
(including C#, which has borrowed a lot from Java) and programming  
generally.

i hve a xml like this:
<Students>
 <Student name = "arun1" number="6">
 <Student name = "arun2" number="7">

I posted this over at javaranch but didn't get a reply. It concerns
Logging XML and simple formats:
It seems that if I create two Logger objects, one using
SimpleFormatting for the FileHandler, and the other using

What is the difference between 'boolean' the built-in type and
'java.lang.Boolean' the class?
When would you use one and not the other? I have a multi-dimensional
array representing the possibilities inside of cells in a Sudoku

I want to programme multithreading on multi-core CPU. What should I do
to fully utilize the multi-core? Will the multi-threads automatically
be assigned to different cores?
Thanks

Dear Programmers,
I require desperate help in finishing a java project. It is a java
chinese checkers game requiring min max and alphabeta algorithm
implementations. I am willing to pay good money to anybody who is able

 I use this command to download openjdk 7, but fail, why?
hg clone http://hg.openjdk.java.net/jdk7/jdk7 my_dir
thanks
from Peter (cmk128@hotmail.com)