I am trying to test log4j in HelloWorld to see if I can use it for my
logging.
Here is what I have:
//HelloWorld.java

does anybody know a solution to this:
I try to write data from a handheld via http to a webserver. But
somehow the server seems to ignore my OutputStream. I can open the
connection and receive the response, but when I try to write something

I've got a TimerTask thread that's getting GPS readings every few
minutes,pushing them up to a server on the Internet, and appending
output to a form that was passed in the constructot.  I've got another
thread that upon a command button scans a barcode, pushes that up to a

vague question i know, but what sort of difference in execution times can be
expected between a web application run server side in PHP, and a Java
servlet also obviously run server side?
thanks

I've run into an odd performance difference between the client and the
server VM. I made a few classes for 3D math and such, and here are two
version of a scale method :
public final static RTVector scale(RTVector v, double s) {

In my application, I need to show the content (text) in an textbox in a
panel that inside of a Frame (after I click in a button). As the content of
text is different each time, I want the size (length) of this frame can be
adjustable. that means depending on the content of text, the ...

I am having problem over and over again using it.
This time I cant even figure out whats the problem.
I am using getRuntime().exec() to run another java program( say p1) on
a button click in JFrames, it was working fine. I made some changes in

I have a vector A that stores "a" objects and a vector B that stores "b"
objects. Both object "a" and "b" have one similar field "id".
Now I have to create a function to select all objects in Vector B that have
different "id" compare with objects in vector A and then do something ...

Is it possible to access HTTP files in a Java App (not applet)? What
about if the website is secure (i.e. requires a password) but I have
the password/login? What about in cases where the file must be chosen
from a dropdown list?

I've written a mini ray tracer for the computer language shootout. The
original version was written in OCaml which I ported to C++:
 http://www.ffconsultancy.com/free/ray_tracer/comparison.html
I have since ported the program to several other languages, including Java.

Have any of you had experience with JNIWrapper?
Silps

I have an non-gui application that is running in the background. I want
to be able stop this when I press <ESC> key (or any other key). The
only way I can think of is to get to the OS queue for the keyboard! Is
there any other way? Can Java do this? I already know that java can

  Please help me how to use Jasper reports in JAVA.
and tell me some tutorial links to study about these things.
Thanks in Advance
cheers,

I'm writing a J2EE HttpServlet. The user logs in, gets a menu back,
then clicks on something in the menu to invoke some particular servlet
task. If cookies are enabled, the J2EE servlet container uses the
jsession (or something like that) cookie to retrieve the same old

Sorry, I have posted this to the comp.lang.java.softwaretools newsgroup
but no response so far.
This is a general question and I am not familiar with the Tomcat running
under JBoss but let me ask it. I am running JBoss 4.0.2 off port 8080