Can anyone explain when and why to make a class final?
//mikael

For those who like programming using J2EE web, What are it's best
features as you see it?
--
http://www.douglassdavis.com

Anyone know of a one liner to convert ALL elements of a String ARRAY to
uppercase ?
Thanks.

I need a way to exit the program if the user type q or Q with no
textfield.

After installing the JRE (latest version downloaded today), I tried to
change the default SEttings directory.
The directory defaults to
J:\Documents and Settings\Howard Kaikow\Application

I am testing a Java class using the standard SDK and the IDE 'Blue J'.  In
the past this has been fine, but I'm using a new computer and I've installed
the SDK on this new one along with Blue J.
But I seem to be getting this message on compilation :-

  I am doing my java programs in C:\javaex directory and set classpath
as
CLASSPATH=C:\javaex in autoexec.bat
  But then if i change my java programs source directory and compile

" The entry point for accessing JTidy functionalities is the
org.w3c.tidy.Tidy  class. This is a simple example of use:
Tidy tidy = new Tidy(); // obtain a new Tidy instance
tidy.setXHTML(boolean xhtml); // set desired config options using tidy

I actually hope this is a basic question, but I can't solve it:
I have a WebService running on the AppServer and a standalone java client.
The webservice has been deployed using the Deployment tool and it
communicates with the client without any problem.

this is really weird, in tomcat/webapps/<appName>I have a jsp AND an
applet..  I'm using a package called smack for writing jabber clients
(http://www.jivesoftware.org/smack/), so:
in jsp:

I am beginning to grasp the Java idea (they could have made it a bit
easier though). But I still have no idea about how close this bytecode
is to actual machine code. For instance, can ANY Java Virtual Machine (I
hate abriviations) run ANY java bytecode file?

The general idea:
"I've never used this HTML Parser before, but I've done similar things
when scraping HTML off websites.  My general solution is to:
1.  Get the HTML as text (which you already have).

Can someone tell me what is wrong with this program? It gives an error
on the line Adder a = new Adder();. The error is non-static variable
this cannot be referenced from a static context.
public class TestAdder {

What is the difference between:
 org.apache.commons.logging
and:
 org.apache.log4j

Sorry for my ignorance but I am still new to Java. I am wondering why
Java needs the import statement? Why can't it figure out itself what to
import? Why can't I just write:
import *;