In reviewing my post, I have realized that I included a lot of superfluous
information.  To allow you to quickly find the most condensed version of my
question I will put it between two rows of asterisks.
Well I've gone from only having done one program in Java with general

Hello  :roll:
I'm using Eclipse 3.1.2 and jboss 4.0.3SP1.
Eclipse crashed.. and now Jboss doesn't start!
When I try to start Jboss it say me:

I have the following code:
private static final Perl5Matcher MATCHER = new Perl5Matcher();
private static boolean validateRegex(
        final String field,

I'm soon to commence writing a large-scale app for resale, and I need to
consider how I'm going to enforce user license limits. That is to say,
if I sell company A a license for 200 users, how can I ensure that only
200 users get access. And also make sure that the limit doesn't ...

I am a new java user. I'm using eclipse as the IDE.
Severity    Description    Resource    In Folder    Location    Creation Time    Id
2    The import com.etc cannot be resolved    LPR.java    LPR/LPR/src    line 7
I don't know what was going on. Pls help

Did anyone try to edit XML And XSD in intelliJ?
I wonder whether it support some XML validations, such as:
1) nillable=false
Although I defined an element should not be null, but it still allows

I'm writting application that shows IDCT matrix during JPG compresion
and I'm looking for free java 3d chart library for it.
Any suggestion?
Grimek

Environment is Linux.
I have a perl script which needs to be executed from within a Java
Program.
Works fine on windows environment.

If I serialize an ArrayList to disk, soes it also serialize the objects in
the ArrayList? And if so, why would I opt for using, say, Hibernate, to
persist an ArrayList, as opposed to just Serializing it ? Thanks, Ike

Hello . . . Somebody help me . . . How will I get the name of the
present working method . . . A code snippet below is shown with the
part where I want to return the name of the method. please reply . . .
thanks a lot . . .

I am getting Certified as a Java Business Component Developer (SCJD). I
have no prior programming experience. How do I get an entry-level job,
because most entry-level jobs ask for experience? How the hell can you
get experience when even entry-level jobs want experience? Maybe, a

let me first explain secnerio.
Actually i have to write a multithreaded program.
In this program i have to read files remotely using TCP sockets...
Everytime New file comes i have to create a new Socket and accept and

        i want to find a mat lab algorithm in order to count number of
zeros in any given matrix
for eg
Given Matrix A:

Hi..,
  While parsing a XML files I need to hold some of the values in an
array till the end of the iteration. After that I need to dump the
values in the DB table.

Very new to Java (debating on whether to use java instead of MS products) -
so here's my general question.
In asp.net you have apsx (with code behind) pages and can call classes (if
you want) to perform business logic, etc. Only classes and the code behind