I have a Hashtable that never contains duplicate values. The problem is that
I in a class only have access to the values of a Hashtable an not the keys.
I would like to be able to removed keys in this Hashtable based on values
and not keys is that possible??

If I have x number of threads that is waiting and I only want to notify a
specific thread how do I do this?
The situation is that I have some threads that needs to wait until a
specific object is inserted into a Database (made as a hashtable). When that

If I have *.JAR files in the same directory that I am compiling my java code
do I have to include a classpath.
will the JAVA compiler go to the *JAR files in the current directory to find
the org.apache and orl.xml.sax as noted in the

Hi to all,
is it possible to write a method in Java such that it returns more than one
values of different type each (i.e a boolean and an integer)?How this could
be done?

I am putting a jsp:plugin tag in jsp to use applet. I want to use java
plugin 1.4.2. How can I wite the attribute for the tag?
<jsp:plugin
        type="applet"

I used to use Jbuilder for JAVA development.  In Jbuilder, I was able
to create executabe jar that has all the libraries in and run on its
own. How do you create same kind of executable jar with NetBeans?
Thanks in advance,

what program use to edit myself an applet...
Yours : JariTapio

I'm carrying out a survey as part of my dissertation for an MSc in
Information Technology at the University of Liverpool. I'm researching
the relative advantages of learning Java using an Integrated
Development Environment when compared to using a text editor for

Hallo ich habe das folgende Problem (ja ich habe schon
danach gesucht, aber nie die richtige Antwort gefunden)
Ich möchte mit einem Java-Applet Texte in eine MySQL
Datenbank schreiben und aus der Datenbank holen (hab ich

problem is:
a JPanel is 300 width and 300 height
now i draw some graphics(not image) on this panel using
paintComponent(..) method

do you have to be in the directory of the .class file you're trying to
run?  or can i be somewhere else, as so:
file location:
C:\javaprograms>helloWorld.class

Hello, the situation is as followes: I have a bunch of Foo threads which
all have a pointer to the same instance of SomeClass. SomeClass has a
synchronized method someFunction() so that only one Foo can acces it at
a time. so far so good.

I want to started creating portals with JSP technology. Do you know some
online book(for beginners) that teach about that?? I found a few, but
they're for advanced users. Thanks for help.
                                                   cheers paul

I am stumped here. Been stuck doing this program and cant seem to debug
the errors! Can someone pls help me? How do I calculate the totals of
the computation in a loop and later display those averages as a summary
outside the loop?

Ok I have a task to do,
"Write a program that uses drawString to display the number of characters
that the user enters into a text area and updates the count each time a
check box event occurs. If the check box has been selected then the count