We've been running one of our web systems using SilverStream.
We've had this system for about 4 years and very little code has
changed.
In the last 3 months the server has been going down and produces a

Let's say that I have a button called LOGIN on a layout.  Then, let's
say that I want this button to disappear and not take up any more
space.  Anyone know how to do this?
When I do a setVisible(false), the button becomes invisible but all of

I want to know how to create a simple 2d game in java AS A STANDALONE
PROGRAM, not an applet!
Anyone knows how??
Even the simplest .java file with an image moved by the keyboard will

I need help on the following:
Problem Statement:
A registrar maintains records for a collection of courses, sections,
instructors and students. Any course, which is given a name, and is

I was hoping to get some advice/strategy on how best to do this.  I
want to write a form to update a user's password on DB2 via a servlet.
The code below runs okay, and successfully updates a user password, but
I'd also like to verify it updated okay with a little dummy query at

Is it a good idea to have name a class with a plural?
I have a ConnectionsPanel class that stores a list of ConnectionPanel.

I am trying to use the RowSetDynaClass to retrieve
resultsets in a dynamic fashion, as can be seen in the
getRowSet() function here:
public RowSetDynaClass getRowSet() throws Exception

I have to do simple application for school using j2ee ( servlets + jsp)
I have Eclipse with lomboz plugin and jboss serwer. Eclipse is creating
a .war witch is working properly under jboss. The problem is that this
should work under Sun Application Server too. When I'm trying to ...

Can anyone help me with this one
I have a client that creates a SOAP header.  
I have some server-side code that creates a string value.
Can someone tell me how I pass back the string value to my client SOAP header.  

             I tried to do get so far with my code by using isDigit()
method but don't know how to use it for float. This is my code. Also i
am
not exposed to exceptions at all. So is there a method that i could use

I am totally new to java tags. I wonder could someone explain how the
${} statement works? I am trying to access
request parameters as follows:
wall:a href="${request.categoryId}" title=""></wall:a>

hi guys!
i wish someone could help me out on this.
just started learning java lately.
i have to develop a program that will detect  (be it in screen or a .txt

   i have configured openldap.i have done all the settings in the
weblogic8.1 server administration console to connect to this ldap.Now
i want to retreive all the attributes of an entry stored in this
ldap.Also want to add some more attributes.

Hi all;
I'm having a problem setting a combo box model.  I have one that works:
stateComboBox.setModel(new javax.swing.DefaultComboBoxModel(new String[] {
"AR Arkansas", "AK Alaska" ,ect...}))

I am having a Frame in which there is a JScrollPane in which there is a
JPanel. Now in the frame I have some toolbars and menus. And I want to
draw an Image in the JPanel only.
So I've used paintComponents.