In my project  we are using CASTOR JDO for database connective and
using iplanet server.
Following query is working fine in local in environment using
websphere but when tiring in iplanet server(Dev).  I am getting

I'm wondering if anyone can help me understand why my Java is being
very slow compared to an equivalent program written in "C".
I'm simply trying to print out the first N integers like
    "This is line <nnnn>"

I'm currently replacing an older perl system with a new one in Java,
and need to be able to create and use a simple BDB file to store key
and value pairs.  I can't find any kind of example or tutorial through
normal means, and I've seen references to both com.sleepycat.bdb and

I didn't use Java Native and Directory Interface, but I have a few
questions.
Where you use JNDI in you applications ?
I sow one usefull apliance of  JNDI for binding DataSource at Hibernate.

If I have a class that is already loaded how do I figure out from what
URL it was loaded from (actually local filename is all I care about)?

I have a java.awt.geom.Area object that I need to transmit over the network
but when I try to do so using a ObjectOutputStream and NIO it complains that
the object is not serializable.  Which makes sense (seeing it isn't) but how
do I transmit this object?  Is there a trick to ...

I'm developing a JSP application in which i require people to download
a pdf form from my site, fill in the form details n upload it again.
I've heard about editable pdf forms, but i dont have  an idea about
how do i go ahead with it.Does it require a pdf writer compulsory to

I'd like to reload Tomcat context (application) from Java code, like
it is done via Manager application. I would not like to do it using
corresponding Manage URL. I guess that it has something to do with a
specific classloader. Can someone point me in right direction,

I want to create/read/write files using a Java applet on a website.
I've written a trivial applet in Netbeans & it runs OK when tested in
NetBeans. When moved to a different folder on my PC with a .html file
to call it, it gives error "Java.security.AccessControlException:

What does the three dots after string mean?
I have a class that have a method itemLookup(ItemLookupRequest...
request)
I pass an ItemLookupRequest object to the method and it is wrong. What

Hi i am using jsp now i have to create non editable textbox.suppose
when i enter a character it should diplay that character related data
from the database side
can anybody help

I am using an javascript table. if I edit a cell I want to write the
new value in the DB with jsp.
How can I do that?
I would like to call a jsp in background if that is possible.

Hi, sorry for my english but i don't speak it very well..... I need
help with my jsp......
I have a jsp that i use only to "transport" data....I have an
index.jsp page with a <form.... in wich i can put some values....when

I have two classes: State and WarmState.
public class State
{
    ... //many fields

I am little brain-dead today. Having problems writing comparator that will
do comparison (for sorting) for multiple parameters.
Here is what I need to do - I have object MyObj with several fields. now I
need to sort a collection of such objects based on list of fields supplied.