I'm trying to learn servlets, and am stuck getting the servlet
to use JDBC (specifically, Sybase's JConnect), which I think is
due to my not understanding how to provide the servlet with
access to the JDBC's jar file.  I'd like to provide a small,

I've got a question about removing an object instance. Is there a way
to force an object instance to be removed (within it's scope) just
like it would be removed if it would get outside the scope. Kind of
like a "reversed new".

My level:  Jr Java programmer
I want to implement a class that uses a HashMap.  There will be a
very small number of puts at class instantiation, with a huge number
of gets afterwards (the HashMap will support a membership search once

I try to read a RandomAccessFile until the first newline and to count
all tabs.
But the following just won't do the job:
***********************

I have made a program that has realtime output. Calculations and output are
taken care of from a seperate class initiated by the frame. The frame holds
several panels for output and one for control. The problem is; when the
appropriate method is run from the frame, everything ...

Which IDE is the best (and most userfriendly) for GUI building? Doing it all
by hand gets very tedious very fast!

I get this error message in my switch statement, hope someone can help!
import java.awt.*;
class Animal
{ private int x_pos;

I'm trying to install java micro edition on my Debian box (2.6.3 kernel),  
to no avail.
The error I get when running the self-extracting installer is:
  "No suitable Java interpreter was detected"

I have a number X that I randomly would like to increase or decrease with a
number.
I know that I can use Math.random() but that only generates a positive
number. How do I get a random number that can be either negative or

 I have written a small bean program, that is to be called from a jsp
page.  It is giving me some problems.  To run beans should I have some
program installed other than Tomcat version 5.0.30.  JSP pages run
perfectly, and also, in the Tomcat installation, some examples are

 I have tried the code told and tried it again.
<%@ page import="Beans.*" %> ---- here Beans.SimpleBean was also tried
<jsp:useBean id="Simple" scope="session" type="cal.Beans.SimpleBean"/>
<jsp:setProperty name="Simple" property="message" value="aw ras"/>

Merry Christmas to all here for whom it is appropriate. Happy Holidays
otherwise. Have fun, eat plenty, and hopefully enjoy some time off!

I'm using Tomcat 4.1.31 with Velocity 1.4, and I'm trying to upload a
file to my servlet using O'Rielly's MultipartRequest class
(http://www.servlets.com/cos/).  The problem is that I'm submitting a
page which contains other input fields (other then the file path), and

I have a .jsp that when opening, I feel should call the ActionForm
(holding "getters" and "setters"). But this is not going on. Is there
some place I can look to see what the problem is?
What exactly is one supposed to do so that when running a .jsp file,

I'm looking for a simple program to input and edit an address-book.
I guess I could write one, but it seems to me
that this must have been done a million times,
so I'd prefer not to re-invent the wheel.