When I try to execute a jar command like the following:
jar -cvf my.jar classes\*.class
then JVM gives me an error about non-existing files/folders.
However when I specify all the class files in detail:

I have a critical requirement where I need to club together 4 xml
files and display them in an sibngle HTML report. The xmls are
generated by Java application by a normal file I/O.
Is there a way I can club them together in a presentable format for

This is a scaled down version of the program:
http://sio.midco.net/dfranklin/phonedial/index.html
I am trying to revise the program that was constructed originally
with a Hashtable to HashMap.

I have a problem that seems simple, but has been stumping me for some
time.  I have an executable jar file that I have distributed out to
other people.  It relies on Java 1.4.2, but some of the customers have
1.3.  Is there anything that I can do in the Manifest or Java code to

This driver is horribly embarrassing, but leaving aside its jumbledness,
why is the Comparator not sorting?  I want to sort guestsByCity using the
Comparator BY_CITY.
Basically, various representations of a collection of Guest instances is

I am trying to make a Date/time Spinner were I allow overwriting of
the characters while moving the cursor.  All the logic to move the
cursor and allowing the overwrite seems to be working ok, but the call
to e.consume() doesn't consume the key event so I get two characters