I have to use Java version 1.4.1 and I need to use enum. (Not really
need to, but it would make my life easier later on).
We all know that enum is not supported in pre-1.4.2 versions, and
there is a realy nice example of how to implement it at

I've read java doc.
I cannot understand what varargs(....) is .
Can someone give me a very very simple example?
thanks.

WEB.XML file was modified by adding something like:
<servlet>
 <servlet-name></servlet-name>
 <servlet-class></servlet-class>

I've been learning Java with the J2SE SDK 6 and the Head First Java book and
all is fine.  I'm now moving on now, using Head FirstServlets and JSP book,
and have installed Tomcat and all was fine first couple chapters, until I
realized I need to install J2EE as the compiler ...

Is this possible to have both MSJVM and JVM both installed in system
at same time.

i have one program written in Java on one sopa engineand the other
program in C++ on another soap engine. how can i make the
communuications between the two programs

I have a problem with generics I cant seem to solve.
Consider this example pseudo-code:
public class Table<K, V> {
    public class Elem<V> {

I am a newbie in Java.
I want to learn about "static", especially static class.
Where is it in the "http://java.sun.com/docs/books/tutorial/java/
TOC.html"?

Hi, thie is my simple test case:
public class Main {
    public static void main(String[] args) {
        float a = 123.76f;

everytime i try to print out a newline character with writeBytes i get a
funny symbol
instead of a new line in my text file. what am i missing?  i use java 1.5x
thanks for any assistance,

Are there compelling reasons to use resource bundles to store end user-
displayed messages, instead of storing them in Javascript source
files? If I store the messages in resource bundles, do they undergo
any transformations when retrieved?

Hi y'all,
So after spending a particularly frustrating afternoon debugging
through constructors and browsing the Java Language Specification 3.0
in some detail, I have come to the conclusion that I actually know

Hello to all programmers out there.
I was just wondering:
· What is the actual difference between "import com.mysql.jdbc.driver"
and Class.forName("com.mysql.jdbc.driver") if in the end what they

String input = "DATA,{23.11,58.25},{23,33,43},{20070705,20070805}";
String[] splitLine = input.split(",{");
doesn't work.  I've tried escaping the {  by using
String[] splitLine = input.split(",\{");

I am designing a smart class room for my final year project, and I
need a rule engine to check for rules and I was told by my supervisor
to look at jess could anyone plz help me. It seems like a whole new
language if I had to learn JESS. The only thing i need to do with JESS