I'm doing a self-study course on Java, but as an exercise I have to make a
webserver that works as follows:
A client logs onto the webserver, get a list of available dirs from the
server, clicks a dir.

  I've 3 doubts.Can you please explain it with some example.
1.What's the difference between static and an object? why we are using
objects for creating memory than static?
2. In Java FlowLayout is used in Aplets to organize components. Which

read thrue the manual, but can't get the simple thing:
is there way to specify options in command line, to use the values in build.xml,
instead of editing property value in build.xml file?

I'm struggleing with Tomcat. Last week, everything worked perfectly.
Today (Monday!), not much works.
I installed JDK1_5_01, and jakarta-tomcat-5-5-7, and have the
appropriate env var, e.g. JAVA_HOME, TOMCAT_HOME, etc., running on Red

I want to do something simple in Eclipse, but I've searched high and
low and can't figure out how to do it.
I have created a project in Eclipse, which contains several .java files
and the resulting .class files. I have included extensive Javadoc

Guys
I was wondering if you could help me out...
I have a frame with a scrollpane and would like it to disappear when I press
a button on the frame, at the moment it just loses focus and moves to the

   i want to know how to access the path of the file that was present
inside a folder in java programming

I've created a class that wants to use TextIO.put.
TextIO.put("Input file name? ");
But my IDE (Eclipse) is complaining that it can't resolve TextIO.  All the
documentation I've read says it's ok

I am new to GUI development and am trying to learn some stuff.
Can someone please explain to me the difference between AWT and Swing?
are they related?  Are they just two different libraries from which I can
choose from to

I am new to Eclipse ver. 3.0.0, and have a problem getting started. When I
try to run any swt examples, I always get the same error:
java.lang.NoClassDefFoundError: and
Exception in thread "main"

 Need help and advice on this. I need to write an applet that read data
from a text file and generates a graph.Below are the  2 methods of reading
the file, which failed.
1)

Hi I am beggining Java, and one of my tasks is to have to shapes up on the
screen simultaneously. However I've been trying to get it to work without
success. I'm guessing you need to use the wait command somewhere, but I've
been trying different ways objectname.wait(); etc, but no ...

I am trying to read some russian characters from my .properties file
(encoded in ISO-8859-1) using a PropertyResourceBundle. The russian
characters are entered in  the .properties file in unicode. My problem
is that the method call PropertyResourceBundle.getString(key) returns

does java have a bitwise rotation operator for Integers?
Thanks!
Carles

Is there a way of converting an array of primitive types (or java
wrapper of primitive types) to array of strings without knowning what
type of primitive type the array consists of?
I need to convert the objects in a hash map to either String or array of