I have jdk 1.0 installed in XP box.
I need to download and install Oomcat and MySQL in my XP box and also
for Linux box (after installing Linux).
I have downloaded MySQL verison 5.0 as well as ver 3.5 - it seems that

hi friends,
we myjob.in is a consulting firm working with CMM level 5 and other MNC
companies. one of our client has requirement on Core JAVA with swinr
and eclipse with 3-6 years exp. interested guys can forward your resume

My java application seems to use more memory than another application
that does something very similar and I'm trying to figure out if the
differences between the apps are causing the different in memory usage
or if it's really something like a memory leak in my app that I need ...

Given two Collection parameters a,b that I'm *not* supposed to modify,
what's the best way to iterate over the elements in a but not in b?
Create a new collection d with elements of a, then d.removeAll(b),
then iterate over d.

Is there anyway to convert Pixel array (from PixelGrabber) into gif/jpg
image (Black and White) programmatically ?  
Thanks
-Dish.

I'm trying to do widening and then boxing, but it's impossible. Can
anyone tell me the reason?
Why is that behaviour useful?
class WB {

My program must take a regular expression as input and be able to tell
whether its a valid one or not.
In doing so I am not allowed to use any inbuilt java libraries but have
to create my own context free grammar to parse it.

I find a very confusing problem during testing my application:
I will send some notification message to a URL provided by user in my
web service. If user has provided a right URL (with an IP in using and
a right port and context), everything goes well. But if user has

I am using JDK 1.5 with NetBeans 5.5. I have a project that contains a
class that has a public enum. I would like to reference this enum not
only in another class in the same project, but I would also like to
reference the enum in another project. I can get the project that

If I want to change the value of the variable "count" using the
variable name "field_name" in the statement instead of "count", how do
I specify this?
String field_name = "count";

Here's the code snippets.
@SuppressWarnings("unchecked")
public static <S extends Scalar<S>, D extends Dimension, T extends
Point<S, D, T>> Point<S, D, T> getPoint (S component, D dim) {

I'm writing a servlet that creates a html page with hyperlinks on it.
When I use the following code:
out.println("<b>KEY:</b> g - <a href='www.google.com'>Google</a>);
It creates the link but it adds it on to the servlet name like

Is there a Java method I can use to retrieve the IP address of a Linux
computer on which is running my standalone client app?
On a related point, is there a Unix/Linux system environment variable
for IP address? The ifconfig command returns the IP address, amongst

 I would like to use java.awt.geom.Arc2D.Double
to draw an arc. I would now like to draw tic marks
onto the arc at uniformly spaced points.
Can someone explain how I might find the uniformly

hope someone can help.
i have created a array of student objects -
each object has a string for student name
a float for mark