What is the difference between "java.Lang.Integer" and "int" and how to
conwert from one to another.
Duzy.

Ok, I am writing an applet and I spawn a thread when a certain menu item is
selected in order to do some computation without tieing up the UI. It looks
something like this:
public void actionPerformed(ActionEvent evt) {

If a thread needs to call the methods notify() and wait() it has to own the
lock. The only way it can own the lock is by invoking a synchronized method.
But typically the synchronized methods lies in another class and not in the
threads themselves. My question is then:

I'm trying to create an ANSI date string to use at the end of a file
name.  "20050222" for today, for example.
This is trivial in C, and it's probably trivial in Java too but I'm
getting bogged down into Date, SimpleDateFormat, FieldPosition hell.

does anybody know here if it is possible to lock the system with java? i
would like to lock the screen respectively the complete system with my java
(1.4) application, so that the user can't do anything until he entered the
correct password. Even Ctrl+Alt+Del should not be ...

I'm trying to teach myself Java from an Intro textbook. The book gives an
example of creating a simple application, and then converting it to an
applet.
It displays a line of output in the application like this:

I had installed Java earlier on my computer for an intro class that I had taken.
But now the only reason I want Java on my pc is for internet browser stuff like
websites that use it to display their poll results and other graphics like that.
So I wanted to know, can I safely delete ...

I want to ask if we can add item to the array of strings dynamically?
String[] s = {"Joe","John","May"};
If I want to add another name called "Tim", how to do that?

I'm trying to compile a program which compares different types of sorts. I
have different classes containing each sort. when I try to create the
objects to do the sorting in the main method, it gives me an error that
says "non-static variable this cannot be referenced from a static

Hey, I have a question for all the Java gurus.
I have written an applet like the scribble applet that is floating around
the Net.  I need to be able to grab the contents that the user has scribbled
or drawn in the applet as an image so that I can do a base64 encoding to it

I can't seem to get the @SuppressWarnings("unchecked") to work.
Here is my test program.
public class Tryit {
   @SuppressWarnings({"unchecked"})

i'm helpless in this area. I really tried and I'm still stuck for the
1000th time. The textbook, class exercises and notes do not seem to
help at all...can anyone help me spot my mistake please?
import javax.swing.JOptionPane;

Is there any way to use Java Applet to communicate with DHTML?  say I click
a button on my Java Applet, it renders some text on the DHTML on the same
HTML page.. is it possible?
C.P.

I have some questions regarding some probs I am having with a J2ME project
and processing Hindi text.
Is this thie right newsgroup or is there a J2ME specific one? I did a search
on my news server with no luck.

When doing SQL statements apostrophes mark the start and end of a text
field, accordingly any apostrophe in the text must be handled.
So here's a code snippet showing how I handle this:
int isApostrophe = title.indexOf("'");