I have to parse an XHTML document (checking the presence of elements
and attributes) and then eventually make some modifications.
Which is the best way for this task?
I look at the JAXP api. Are they the best ones for the purpose?

Hi, I'm currently doing an application which users drag and drop
graphical items on a canvas and drag them around the canvas. I have
always wondered if I should extends JComponent or should I not to for
this task.

Hello.. sorry for my english...
I have a application APP and use JET for create Java classes with
templates.
I won use this Java clases in APP.

we all know that "-D java.library.path=XXX" pass a library path to the
JVM when it starts
However what difference between "java.library.path" and
"java.class.path" ? , I know that any jar files which the program

It appears that Java enums are not of much use when Internationalization
(I18n) is a concern.  The values are hardcoded and can't be changed without
recompiling.  While variables could be added to include the I18n information
in the enum class, all related methods and variables ...

Hello, how is that i can create an object which can be used by the
other classes in my project, so they can use the logging service...
since I have used many classes extending JFrame, and JInternalFrame, i
cannot extend from any other class else... so what would you recommend

I am trying to use Java's FileLock class to synchronize writing to a
file **across machines**. The file resides on a file server. Under
Windows, it works perfectly (ie, only one machine at a time can gain
access, the others wait,no clobbered file, everything is written in

I have a question about moving between java and objective c, sort of.
I have this new serial device and the person who originally coded for
serial to pc communication did so in objective c. From his code, to
launch a counter, you have to type in 'a' and to disable the counter

I’m in need of some design advice here.
I have a hierarchy of classes representing logical formulas.  I then
have some visitors that do stuff on them.
One of those visitors has the general method

I want to use web services engine in my j2ee project and I thought
about :
Axis2
JAX-WS

I'm having some trouble connecting to a MySQL database from some Java
code I have running in Tomcat. I'm positive my credentials are correct
because I can access the DB using the command-line client. The DB is
on the same machine as the Tomcat server and is listening on the

I have this code:
 public static Universe gLoadUniverse(String uvName) {
   try {
     System.out.println("I'm here");

Hello, I'm executing some simple commands on JCreator, and I have all
the code written out perfectly, and when i compile it, it says it's
perfect(which it is). But, when i execute, nothing happens. Help would
be appreciated.

In GregorianCalendar, I don't understand why isLeapYear method needs an
argument. e.g.
Calendar cal = new GregorianCalendar();
cal.set(bla.. bla .. bla); //set time

I'm developing an Eclipse (3.3) RCP application and I have a problem.
I created some custom actions like this:
public class InsertTableRecordAction extends Action
                   implements ISelectionListener, IWorkbenchAction {