Our java program uses socket to send a lot of data out, and the types of
these data are integer, long, and string.  Before we send them out, we
have to transform integers, long, and string to a byte array(correct me,
if it is *not* necessary), and then send them out like this,

what has been your experience with it?

I use the setContentPane method to put a JPanel into a JFrame and then
call validate and repaint.  That works fine.  What I can't do is
change it.  I rerun the setContentPane method with a different JPanel
and do the validate and repaint but nothing happens.  I am using java

Is it possible to read information about the JAR file my applet was
loaded from?
Specifically, I would like to be able to read the timestamp of the JAR
file my applet was loaded from.

Sorry if this is a duplicate post...
I wrote a class that duplicated some functionality from the
ResourceBundle class, namely the ResourceBundle.getBundle method,
which loads a .properties file, from a directory provided by the JVM.

Sorry but I am sort of new to this.  Do you know of what I can look up
in PHP to get me started on this?  Like to be able to access a url
webpage and then be able to download its images to my server?  I just
need a starting point...

I guess that's a hard question: How to guess the memory consumption of
a Java object? Probably, that depends on the Java virtual machine and
on the operating system.
Lets first assume no inheritance and simple data types only.  Maybe

I have already known how to display JCheckBox in JTable. It's not just
directly put the JCheckBox in the JTable, but render the JCheckBox
when JTable is displayed.
But if I want to disable JCheckBox, by using JCheckBox's method

Hello, I need your help actually i'm working on visual basic regarding
serial port. i have to read the time of port n my device is sony vtr

i have a windows network drive mapped at "Y:" and i'm trying to access
folder "Y:\data\test" from web application (spring app).
if i use local disk ( "C:\data\test" ) everything works fine.
how can i work with/access folder on windows network drive, what are

How are commercial Java softwares released by Oracle, Sun, etc?
What Java Obfuscators are used by the commercial Java products?

I've recently downloaded Studio Creator 2 Update 1 for Windows ...,
Can anyone with good background of it suggest which one of MyEclipse,
Netbeans or Studio Creator
is more flexible, easy to use and faster

Using Eclipse 3.2.0, I have checked out a java project from a svn
repository. When trying to build  the project I keep getting error:
The project was not built due to "Could not write file: filename.".
Fix the problem, then try refreshing this project and building it

I am debugging a project that I inherited from someone else.
The run aborts with an exception stack, of which one is access$1900.
What can this mean?
I do not find any reference to a method named access in the entire api

I need an expert's advice and clear some concepts.
I have a NIO server and a NIO client.
I have a big muddle with all this of TCP UDP and NIO.
My NIO server uses ByteBuffers to send objects converted to bytes.