I have an web application. Develop it in RAD, which has IBM WebSphere
Application Server, 6.0.0.0
. I deploy the application on IBM WebSphere Application Server - Express,
6.0.2.5 on  AS400

Hello friends, I am facing a lot of confusion over a simple issue of
parameter passing. Just let me know what I have figured out is right
or wrong:
"There is no pass by reference in Java. Everything is passed by value.

I am rather new to Java, so please, don't blame me for this question.
What I want is to seperate the GUI- from the Application code. Hence,
I have created three classes:
1. a Main class

in one thread it's:
Global.socket_control = new
Socket(InetAddress.getByName("192.168.1.22"), 1234);
when the IP:192.168.1.22 does not exist, it will take so much time to

Folks,
I am using java mail to send out file attachments. A code snippet is:
-----------
String attachmentPath = "C:\temp\MyFile.txt";

I know this has been asked a few zillion times but I couldn't find a
good answer for my problem.
I have a binary file, the Ant Movie Catalog database if anyone knows
the software. It is a file where information about movies is stores,

 Can anyone provide me some hints on calling a "*.bat" file from a
java program.I have a .bat file, in which I am calling another third
party java class which is there in a jar file.
Let this be my bat file.

I have a doubt about how to write classes.
I have written something like this:
-----------
/*

I am using jasper reports for reporting and i am sending the file as
attachment to the client, please see the below code for more detail,
I just need to save in a particular folder in client location, how can
it be possible.

I'm looking for performance comparisons between rs.get(1) vs
rs.get("col_name") where rs is a java.sql.Resultset, and the database is
Oracle. So far I haven't found any that provide hard numbers - such as, e.g.
"rs.get("col_name") took 2.3 times as long as rs.get(1)".

can I use JBoss AS and Seam commercial?
Thanx!

On my Tomcat 4.1.27 container, the below Pagination works great using
a Servlet where page number is entered in the url and has to be a
digit:
http://127.0.0.1:8080/theWeb/mypackage/page/1

 When I run the following code
several output lines are not what I expect.
I expect:
1:1:7 [red, red]

I'm confused about the behavior of Arrays.asList(int[]). In the code
snippet below, the line commented with ERROR is the part I don't
understand... I would expect the number 2 wrapped in an Integer would
be returned when calling b.get(1), but instead I just get a generic

I work in java(jsp and servets).
i want to build a new website.
Can anyone tell me what new tools are available free online that i can
use?