How can i figure out the difference in hours or minutes (e.g. 4.3 hours)
between two times, e.g 12:04 and 13:01?
Any help would be great, thanks

I am a newbie to java and Netbeans.  I am having trouble understanding
how documentation is implemented in Netbeans.  Here are a few of my
questions.
1. What is the "Show Javadoc" option (Alt+F1 or in context menu from

I would like to fill a JList with a String array, but I would also like to
add an int as id, so that if I have two items with the same String, I can
tell the difference between them. How can you do this?
thanx in advance

Dear List
I have three or four jave web applications all with login functionality, and
some users might access all of them independently. When the users register
with us originally, a cookie is created (java) with an identifier and their

We have a java software delivered to us by our provider. This software
contains property files.
We install their software on 3 different environments: our test
platform, integration platform and production platform.

Hi
I am using Mandrake linux 10. I downloaded java with netbeans from Sun and i
installed it in /usr/local
Each time I type java I get an unknown command error.

I am running the Debian (sid) distribution of Linux with Sun's java
version 1.4.2_05.  I am hoping that someone might be able to help me
with a problem I'm having running some java applications.  On some
applications the text in the edit boxes seems to be positioned to far

Still trying to get a grip on Java and recently started using NetBeans IDE
3.6 to create my GUI portion of the app.
I created a simple combobox and textfield on a jframe and the IDE create an
event listener for me.

I want to use the a construction like: index.jsp/0/3/4. Of course
index.jsp will not be found because I am not using the right file
mapping(i think). The index.jsp is _not_ a mapped servlet.
Anybody has an idea? I has to do something with the url-patterns but I

I posted this message in the Eclpse group with no responses. I am using
Eclipse.
I resolved by defining this in my class:
static final long serialVersionUID = 0;

I'm writing software that does a screen scrape of an application (which is
proprietary code and no OLE controls) to strip text information from the
screenshot image and then manipulates the application.
I've chosen Java for this project because the Java.awt.robot class has the

Hi folks. J have a little problem:
I build a small java editor. I have the menubar. I would like to have a
close button (x) on the most right place of the menubar.
Is there a way to do this painless...?

Is there an implementation of a Graph structure in Java? Or do I need to
code my own?
Thanks
Allan

Is there a way to input Latin-15 characters (oe, OE, scaron, Scaron,
zcaron, Zcaron, Ydiaeresis) into JTextField? When I input them, I see
only squares.
I have Latin-1 font, because

when we pass an array as a function argument, we do this:
printArray(new int[] {4,5,6}); //good
OR
int [] a = {4,5,6};