I am trying to use Tomcat. I get errors in my jsp if i use primitive
types, int per instance :
org.apache.jasper.JasperException: Unable to compile class for JSP
An error occurred at line: 61 in the jsp file: /WEB-INF/jsp/example.jsp

My class has an instance field with an underscore prefix, like
private String _message;
I want to reformat this class so it turns '_message' into 'message'.
In fact, I want to apply this logic to a whole directory/package of

hi guys am quite new in java programming and i v got a small problem to
sort out and the problem is as followed:
Using loops print your name on the screen X times.  Where X is the
number you will input from the user, then clear the screen and display

In a java bean, I am attempting to read a File object, which is a
mapped drive (X:\\) on a Windows 2003 Server. What I am trying to do is
read a file from this mapped drive.
Running Tomcat 5.5.15, with JRE 1.5.0_06.

Is there a way, from a same JVM, to connect to several X11 displays.
I'd like to develop a kind of deamon in java that is executed once on a
Unix server (from an admin account). This daemon would provide services
at socket level to other programs, written in a different language

Here is the script I have in my page :
<!-- Begin
function popUp(URL) {
day = new Date();

midp 2.0
Java SE 5.0
J2ME version 2.2
When I in my midlet pushes the 6 key on the emulator or the 6 key on my

I'm not sure if this is the correct place to be posting this.  I have a
consultant who is trying to use a java app to send an email using my
exchange server.  Whenever the email attempts to be sent to an email
address outside of the company, the message gets stuck in the queue and

I am trying to connect to a Sun App Server from the JMS client
application: SimpleProducer from chapter 33 of
http://java.sun.com/j2ee/1.4/docs/tutorial/doc/index.html
It works fine when run on the same machine where the server is running.

Hey all,
Ive just parachuted into a place where I have to maintain a Java
project using JRelational (JRF) http://sourceforge.net/projects/jrf/ as
its persistence layer.

I created a jar file to execute my code except that I get a heap space
error. Is there anyways I could modify the MANIFEST file in order to
dynamically increase the heap space for the executed depending on the
computer it is being run on?

Please tell me how to handle interrupts in Java and Control parallel
port interrupts and read and write data to it.

I have some code like this:
package somepackage;
public abstract class StateMachine<T> {
   protected abstract class FooState extends State {

Hey all,
I have been a C programmer for a number of years, and am needing to
learn Java. I would like to get a book about it, but I am hesistant to
just buy a beginners guide to Java, fearing that my knowledge of C will