iam learing the RMI .i write first basic application but how the
RMI application is executing iam not getting...tell me how the
execution is performed......with internal details.......step by step
clearly......

those days i study the Portal with the material on Internet,but there
is a problem when i execute the    command of "maven
distribute:all..",which is from the webpage of "http://www.onjava.com/
pub/a/onjava/2005/09/14/what-is-a-portlet.html?page=5".

If I am merely taking the sum of a number of doubles, say a few hundred of
them, to see if that sum is equal to a given value, should I be concerned
with floating point roundoff error? Doesn't that only occur when you start
multiplying and dividing floating poitn values, and not ...

I am trying to iterate through a List<File>, but the compiler
does not like when I try to assign the next item to a File type.  It
says that file and it.next() are incompatible types, but each item of
filelist is supposed to be of type File.  The error occurs at the

About 3 years ago I have read Ibm wsad article named like "Are you
already started using(writing your own) Web services". Up to now I did
now see much activity in this direction
I assume that there are enough sites - users web services like amazon

I have installed tomcat5.5 and jdk1.6 on my machine which has Windows
server2003 as OS.
I'm not able to clearly underdstand the steps in tomcat docs for
connecting to database using jdbc-odbc bridge and the changes to be

I have an application that uses two random number generator instances.
The input parameters can specify the seed for either or both of them. If
a seed is not provided in the input, I use a SecureRandom's generateSeed().
I can obviously unit test the processing of specified seeds. ...

I'm not a very experienced J2EE developer.
Recently, I'm trying to write an application which is divided into 3 tiers:
* business logic level (running on a J2EE server) consists of EJB
components.

Can anyone tell me what jar or package I need to include sun.misc.Base64.*
dependencies? I want to use this package in an application being developed
in Eclipse, but I don;t know where it exists (This has to be developed under
JDK 1.4.2). Thanks guys.

I've been interested in programming for quite some time now and I
finally decided to give it a try. I first learned a bit about network
protocols  and now I decided to learn Java and hopefully, if all goes
well, I'd like to make a living with programming.

How to use a printer never register in server and client sides in
java? It's a web application. I want to use it on server side.
Thx!

I use Eclipse RCP for implementing application using locale language.
I would like to change
the "Other" item text in Perspective Menu to other text. Howerver, I
don't know how to do that.

Hi all, i am trying to do a quadratic hashing but i am having some
difficulties probably because i am not in the right logic.using this
code:
public void insert(DataItem item)

I was wondering if there is a way to open a data file in exclusive mode not
using the nio package. The reason for not using the nio package is not
relevant I am just interrested in some kind of solution.
John