According to the jar syntax, I specify the archive from which the
files are to be extracted:
 jar xvf <file>
So -- what if the destination is c:\destination, but the source jar

This seems to be a bit of a FAQ but I can't see how the usual answers
apply in this case.  As I understand it, this exception gets thrown
either when another thread tries to modify an Iterator's collection,
or when some other code attempts to modify a collection whilst an

This seems to be a bit of a FAQ but I can't see how the usual answers
apply in this case.  As I understand it, this exception gets thrown
either when another thread tries to modify an Iterator's collection,
or when some other code attempts to modify a collection whilst an

OK, this is probably another newbie question, but let me try.  
I have this testing program to copy all messages from one mbox
folder to another maildir one:
import java.util.Properties;

I am trying to pause a while loop for every 1000ms
SimpleThread cc= new SimpleThread("testing");
while ( cc.sleep(100)){
.

Hi... i am new to XML validation using XML...
  I am trying to Validate the XML document using XMLSchema.. The code
i am using is ...but its giving Error like
 could any one tell me where i went wrong.....

I have a rather large set of web pages which are all linked and
categorized.  Some of them are ok for anyone to look at, other's are not.
Is there a way that I can use a Java Applet to ask a user for their ID
and check against a list of valid user id's and deny them access if it's ...

Consider the following code:
package sim;
import common.*;
public class TrafficLightTester {

My noughts and crosses game should stop you from playing on the same
square twice, however it doesn't and a don't have a clue why.  Here's
the code.
public class NoughtsAndCrosses

Hi, I am new to Java and have devloped a small GUI, I would like to
execute a windows batch file when a user clicks on the JButton
associated with the batch file.  I have attempted this task with the
code below, please help.

public void stateChanged(ChangeEvent evt){
           JSpinner alarm = (JSpinner) (evt.getSource());
           alarm.addChangeListener(this);
           alarm.setValue(alarm.getNextValue());

How do I check and stop the following message from appearing?
c:\myproject\RegexTest.java:55: warning: [unchecked] unchecked cast
found   : java.lang.Object
required: java.util.HashMap<java.lang.String,regextest.RegexRecord>

If I want to store data in object as serilazzble with access by name what
should I use, map does not quite cut it as I have string key, string desc,
string value and other attributes.   I expect only about 15 to about 100 of
these things. setting up ms sql express database seem too ...

couple quick questions - I have been playing with the Location API -
"in theory" it can use a number of sources to provide location based
info but I wonder, in reality - how truly useful is it on non-GPS
enabled devices?

I'm just starting with java and I am trying to make an app that reads
data from files (most are .TXT but not all) and then transfers the
read files into another folder. I managed to make the program read the
data now I just have to transfer the files. How can I do that? The