I am in a loop checking any input and I don't want readLine to block.
Is there a non blocking function or a way to chekc if any data has come in?
Angus

I have written a servlet with a doGet method. I've compiled it with
javac.
I have installed Java ee sdk 5, and started the application server.
The server is up and running and I have created a couple of jsp pages

I have an applet that connects to a server (same location as web server) and
connects to a server on a socket. This all works fine for sending commands
to this server. But the server can send data to the client at any moment in
time. So how do I listen out for the activity? do I ...

is there a garbage file in Java like /dev/null in UNIX?
I want temporarily throw away System.out outputs.
PrintStream out_orig=System.out;
System.setOut(new PrintStream(new File("trash.txt")));

First of all, apologies if I'm in the wrong group, but I thought that
the two are likely to go together. I have an java application that
sends and receives XML documents and I need to add a storage facility
and I need to be able to query that storage.

There are Three fields in my JSP page.
I need a validation code in XML for following condition.
The conditions are as follows...
The First Field is compulsary, and at least one of the other fields

In a calculation application I want to create a new class that interacts
with the user to get a problem specification.  Currently the application UI
is via the console, so problem specification is a series of prompts and
responses.  This series would occur only once per instance. ...

i wonder if anyone can help or advise me on why am getting a ClassCast
Exception
I have a class called A (for instance) which implements another class
(B)

I have a global class that was created to hold the references to different
classes and global variables.  This global class is initialized by the main
class (some variable are pass in as arguments) and all the other threads do
a "gd = new Global()" to get their own copy of the class ...

Hello, i have to write a program in java where i have to enter three
different numbers, and it will output the largest number. So for
example:
input: 2, 4 ,6 => output: 7

what is the return value of 'findClass' exactly? Is
it a pointer to the memory which contains executable
code of the class? Can I feed this pointer myself with
a byte stream that contains a class file (*.class)? My

There seems to be a problem with processing and inserting large (>2000)
amounts of data into jtable.
I read single rows from a database, do some processing and use
insertrow() to feed them to jtable. They get to be displayed (UI) as

What is key event to minimize current windows application ?
Regards
Philippe

I need a searching program using java that can search the given text in
database as well as in html pages. then it should provide the url to
that page containg the desired text.
Thanks.

I need a searching program using java that can search the given text in
database as well as in html pages. then it should provide the url to
that page containg the desired text.
Thanks.