Hi friends
how to get  the number of rows contained in filteredrowset or a simple
resultset.
Thanx in advance

A few Q's:
- How well does the JBoss 4.0.2 support Java 5 & JMX 1.2?
- And are there any JMX examples that has JBoss in mind?
- If I write a Java 5 w/ JMX 1.2 app/lib...can I add MBean ...etc

We moved from JAVA 1.31 to JAVA 1.42 on HP UX and we are seeing the JVM
memory size increase from 30 MB to 120 MB. We used the unix command -
"top" to see the memory usage. We used the value given under the "RES"
column.

I'm troubleshooting a problem with a web application running on Tomcat
5.0.28 with Java 1.4.2_07 on Windows.  Tomcat suddenly dies or exits
randomly once or twice a day.  (We have setup Apache HTTPD in front of
Tomcat using mod_jk).

In my project I've 2 servlet and I wuold like use a method of first
servlet ( that is in use from the web ) in second sevlet, is possible ?
I need to access of istance of it, but not create a new istance.
Thanks

Can anyone help me for this exception which I am getting whil trying to
conenct to MYSQL server thru TOMCAT.
Thanks
Maneesh

I'm looking for a snippet code that works almost like
java.io.BufferedInputStream
The difference is that I want to mark() the buffer without specifying
the amount of data to keep : the internal buffer should grow if needed ;

I have several applets on the same Web page and I want to make them
communicate between them. They share some static fields thanks to a system
of events sent by applets "dispatchers" to applets"listeners".
Everything work fine if I use a button to launch the operation.

Hi Reader
How to using javaMail API attach file ?

Can anyone help,
I've got to open a file using a its name as a string argument. I've then got
to retuen a correclty initialised bufferedreader reference to the opened file,
or a null if it doesn't open. But I've no idea how to.

    I know it is always a tough question to talk about source code
protection in Java world. But eventually, it is quite important.
We have a J2EE application, hosted on the customer site. It is currently
in ASP (not even ASP.NET). This is a security problem for us as the

When I ran my email sending program, I got AuthenticationFailedException. I
am very sure my username and password are correct. What else could be the
problem?
Thank you very much in advance.

I want to read a .png image from a file, replace a color with a new color,
and write it back to a .png file.
I've managed to read the file into a BufferedImage.  I've got a PixelGrabber
to look at the pixels, identify those of the old color, and replace them

I am working on a project where I need to access a COM component from a
JAVA component allowing access to a non-java program.  Or any other way
to allow a JAVA Program access information stored in a non-JAVA program
running in Windows.  I've been looking everywhere and can't seem to

A bug in cocoon prevents me from using it with JSP ... so I decided to
do my own implementation. I want to load up and execute a JSP file from
within a servlet, and from the generated XML doc apply an XSL style
sheet, then send back HTML to the browser. This is doable right ? since