I'm developing a web application which has to receive binary files uploaded
by users through a form.
This is the form (which is inside a JSP):
<form method="post" action="MyServlet" enctype="multipart/form-data"

We've been trying to find a solution for having a statefull ejb doesn't get
the timeout.
We are going to have a universal session table in database. Every 2,3
seconds( this period of time is shorter than the timeout set in application

I am working on a java project and I have to serialize a class (created
by me)  which has many references to other classes that should be
serialized too.
I add the marker "implements serializable" to all the necessary

Can anyone tell me why this code will not compile? I'm only including
the relevant portions of the code. I don't understand the error from
the compiler:
public class Msg

I'm having a big problem with jsp/tag libraries using oc4j. One
particular
tag library is not being 'found' for some mysterious reason. The
particulars follow:

Anyone Know of a good free webhosting site that supports java?

Because of local content rules I have to make some website pages unavailable
for browsers in Canada. Since I am in Canada and I obviously need to view
those pages I need some code such as
if(IP==canada) {

I would like to test to see if a parameter exists in the html file
prior to calling getParameter(<key>), however I can not find any sort
of method to allow me to do this.
Is there a containsKey() method or something similar so that I could

Is there any java api to read barcodes from a pdf document ? Please let
me know.
Thanks

How to set the timeout for EJB?
TK

JDK 1.4.2, Eclipse 3.2.1, Windows XP.
I'm having some character encoding problems I don't understand.  I've
read some text from a spreadsheet (using POI). When I step through the
debugger, I can view the string I've built in the Variables area, and

I was wondering if anyone tried to obtain the bytecode of a class (
obtain it as a byte[] for example), but without having to read it from
the .class file found in the classpath.
I am asking this because sometimes the classpath could contain some

I have created detached xml signature using java XML Signature
(javax.xml.crypto.dsig.* classes).
Signature is referenced using element id (#).
XML looks something like this:

Hi,sorry for my english but I don't speak it very well....
Someone knows where I can find the Keyword Extractor source code
written in java? A software that analyzes a text and extract the
keyword of the text (the most present words in the text....for example

Hello: I am trying to use the tutorial: "Introduction to Developing Web
Applications". I am not getting the end result that the tutorial says I
should get. After I run the program as they suggest I get the
appropriate web page. I enter my name, but when I click the submit