I'm going to write database app with about 25 fileds for each record. DB
will have about 100.000 records in it !!! Will Java
handle this ? I mean speed etc. Is there any database Java engine for this ?
Thank you...

I am a seasoned J2SE programmer but I'd like to learn what J2EE is all
about at home. I'd like some tips on good books which can start me off
and anything which is worth a read. There is so much to J2EE that I
can't see the wood for the tree's at the moment and the sun site just

Can we know a MIDlet installation DATE and TIME on a device?
I mean, I want to know when a MIDlet was installed on a device. Can we do
it by coding?

I've been having some problems with wscompile. Using it as a commandline
tool to generate wsdls and stubs doesn't pose any problems, but with
anything more 'advanced' it just won't work.
The problems:

I found there is no keyPressed() event on two more keys, they are:
left soft button (usually `'call'' ), and right soft button (press it for
''end call'' when we got a phone call )
I can found the response values are -6 and -7 in WTK simulator respectly.

J2ME, reapint() -> redraw, how to clear screen?  ( CLS )
Thanks!
Best regards,
Boki.

             I want to convert int to string, but I get " int cannot
be dereferenced"
What should I do ... @@
Best regards,

Hi, All:
       It seems +/- power and camera button are not accessible from
J2ME ?
Is any way to detect them?

Hello...
Anyone know how to retrieve IMEI number with J2ME MIDP?
Thanks for any reply!

 I am learning java. I have jdk1.2 edition.Until now i am storing my
prorams in jdk/bin because javac is in bin directory.Now i came to
packages.I created a directory in bin with the package name and then my
files are stored in that directory.But when i am compiling the program

I have seen some examples where classes extend from mulitable classes
ie
public class A extends B and C{
}

Just a quick n easy question - is it possible when declaring a primitvei
data type (particularly a byte) as unsigned, to give it a range of 0-255?
thanks,
Iain Porter

I have a Java application, which I've developed for my company using
Java 1.4.2, packaged as an executable .jar file. It works fine on
Windows and Mac OS X. I just installed Fedora Core 3, and so far have
been unsuccessful getting this app to run on it. I'm pretty much a

I want to create a new JDialog centered over the current JFrame so I
need to pass the parent frame to the JDialog.
The example I have seen on Sun's site passes the frame parent as an
argument.  In my program, I would have to pass it through several

I've made a Swing program and it works ok, but I want to use graphics on the
buttons, not text.
How can i do this?
I currently have the buttons declared as