With the following code I get an ArrayIndexOutOfBoundException, and I
can't figer out why.
(This is a really newby question, I know)
<snip>

ObjectInputStream blocks when created until it recieves a serial input
stream ans verifies it. I was trying to make my first program using
sockets through it and found this. I used a dummy object so that it
doesn't block. The code is here:

I'd be grateful if anyone could let me know how I can escape a single
round bracket (unicode \u0028) when doing:
Pattern.compile("(S ");
Pattern.compile("(N ");

I have a code that says:
          Process child = Runtime.getRuntime().exec("mysqldump --
user=programi --password=pr0gr@mi --host=localhost shop > shop.sql");
and when I start this code I can't find the file "shop.sql".

Can I install a new JRE on top of an existing JRE (in the same directory) on WinXP?
Or do I have to uninstall the old JRE first?
More important: Does the new JRE installation process change the PATH and CLASSPATH environment
variables e.g. put the new PATH BEFORE all existing ...

I have an application written in java, however i want to export it to
my cell. I cannot find any information about the UI of java ME on the
Internet an no book descibes it
help would be useful

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The jre seems to be corrupted. Tried to uninstall, get an error that a
dll is missing?? It will not uninstall or reinstall.
Any suggestions??

First of all, I have virtually no experience with Java but I've been
tasked with putting this thing together and I've finally hit a dead
end. Basically, what I am creating is a PL/SQL (Oracle 10g) web form
so that clients may download specific files stored as BLOBs from the

Does the 32 or 64 bit Java JRE/JDK refer to the operating system or
browser??
If installing JRE/JDK on 64 bit Windows server with normal IE browser
(32 bit), would I install the 32 bit JRE/JDK??

What would you call:
1. a file with 0 bytes in it.
2. a file with at least one non-whitespace character in it.

ANT signjar issued the error message:
error at LeadPipeInputStream.read():  Pipe broken
All seemed to work fine otherwise.  I was curious what the message
means. I thought it might be a joke or virus, but there is truly a

Is there a way to allow the contanier (in this case a JFrame) to react to
keys pressed inside a control (say a JTextField).
The intent is to be able to react to certain keys (i.e. I'd like to use
[enter] to move from a control to the next) without adding code to every

I have loaded a binary value into a BigInteger. It rightfully assumed
that the given data was already in two's complement form. Now, after I've
done some math, I need to find the two's complement of this value. The
problem is not() is inverting some zeros in front of the leftmost ...