I want to make sure I understand the differences between Spring
application framework and Struts web application framework. They are
used together with different objectives.
Spring is the framework for Model; whereas Struts is the framework for

I'm trying to develop and run servlets. I installed Tomcat 4.1.31
However, I can't get my serlvets to run.
I did uncomment
<servlet-mapping>

Hi, I'm writing a program using sockets, but it doesn't work if the
host/server has a firewall/router (don't know if only the client has a
firewall)
I get a "unable to open IO stream" error at runtime. Is their anyway to

My own business, making hundreds of thousands of dollars, with little
investment,
could it be that simple??? Just read this. I don't even have to
convince you

The class files I've got appear to have been compiled with 1.4, but the
install of the sdk I'm trying to use them on hasn't got
com/sun/rowset/CachedRowSetImpl .
If I use the 1.5 SDK installed, com/sun/rowset/CachedRowSetImpl is there,

Hello experts!
How can I use the parameters of this update to prevent executing the row of
body of this update when the update is called.
I'm using the observer pattern.

I am new in Java.. where download JDK 1.4.2 compiler?
is it right URL?
http://java.sun.com/j2se/1.4.2/download.html

I was just trying to understand the use of 'static' for blocks of code
and wrote the following bit of code:
<code>
class frodo

I'd like to use this class from a book but am getting a compiler error.
On the line
private List < String > list; p.932 Chapter 19
found in the code below in the eclipse editor it is underlined

how can you dived the folowing statement into two lines?
int loooooooooooooooooooooooooooooooooooooooooooooooooooooooooong;
like,
int looooooooooooooooooooooooooo

I have a large .jpg file, about 2.7M, which I'm converting to an
ImageIcon.  I'm trying to find out how much memory the ImageIcon is
using with a code snippet like this,
byte[] b = ... the .jpg data

hi i need to use com.sun.mail.smtp.SMTPMessage, but did not find an
easy location for downloading the package com.sun.mail.smtp.
anyone know where to find it?
a google search for "com.sun.mail.smtp download" gives only

Hello, All!
http://www.netbeans.info/downloads/downloadf.php
With best regards, Senatov.

I get the foll error and system hangs after this. I am using Sun 1.4.2
hotspot.
I get a thread dump but not very useful. The error (as per VM dump)
seems to be happening in libc.so.  We are using Linux box. Has anyone

My application was throwing an OutOfMemoryError.  While looking for the
problem I was surprised to find that I could not catch the error and
print the stack trace.  My catch statement seemed to be ignored and I
would only see a "java.lang.OutOfMemoryError" logged to the System ...