/**
* example use of Enum, with method implemented a different way for
each enum
* constant.

i have a question... its just an exercise, but an important one...
its about observer... so far it works... but now i have to move a car...
running down a road... and it should stop behind a line when the traffic
light is red... how can i realize that? i want a thread... that lets ...

How to write a program that can simiulate a car-parking garage that can
handle unlimited number of cars. The garage is very narrow such that
its' width can accomodate only one car. There is only one entry point
to the garage at one of its end where the car can be parked or taken

I have figured out how to set my own custom icons for my JTree entries
however I want to have a certain icon based on what type of entry it is,
not where it is. Is this possible? I want one icon for the root, another
icon for internal nodes (and I can have different types of ...

We distribute an application with a small, embedded servlet container. We
let people create their own JSP pages in that container, and they have to
write java snippets to get at our API in their pages. This is fine, except
that 1) it requires them to know Java, and 2) it requires ...

Is the source code for sun.nio.cs.StreamEncoder
posted anywhere?
I am curious about how it buffers.

On my machine it goes real screwy - dos box locks up and scrolls tons of
garbage, system usable but to revover dos needs reboot.
archiving the current directory:
jar cM some_archive_name_though_no_switch_to_say_i_include_one.jar .

I'm having difficult getting JSP to work with Javabeans inside Tomcat.
I've been working on this for awhile, and I have seen some examples,
but all the examples I found (like "sample" included with Tomcat)
explain JSP and servlets but not Javabeans. I have not been able to get

Hi i am a beginner
I have downloaded netbeans 4.1 and am able to create simple hello world
application in for my sony erricson p900 mobile phone.
but im facing a problem for unable understand how to have  a command

I would like to know, how to trap an event, that the remote peer has
closed the connection.
Here is a simple script which sends a line, and receives one.
       Socket socket ;

I am trying to use Hibernate Annotations, and i get a compile error:
....path...\MyClass.java:16: cannot find symbol
symbol: class Entity
@Entity

hi all,,
I'm an eclipse newbie I used to develop all software in JBuilder. Given
that I am given a software with all the libraries and packages and pref
files of eclipse how can I start in eclipse. I dont have the eclipse

I'm writing an STMP program that need to connect to an MX server.  My
code works fine from a Unix machine, but I need to run it from Windows:
           InetSocketAddress address = new InetSocketAddress(server,
25);

Trying to get eclipse to open up xml files when I click on them in
Windows explorer....  File association looks fine, even tried to
associate to java -jar plugin %1, but no joy.
Whatever I do, eclipse just opens a blank project.  Any ideas?

 Let's say, hypothetically, that I have a very simple GUI. Suppose I
have a JPanel taking up most of a JFrame, and that based on some
unrelated factors(some numerical instance), I want this JPanel to go
away, and have a different(already instantiated) JPanel take its place.