I have a big project with more than 700 files. I work under Netbeans. When I
compile them I get a message saying that "Some input files use unchecked or
unsafe operations." and I am told to recompile with the "-XLint:unchecked"
to know more.

How to set-up automated test-bench of repeatable tests?
In the tests: process #1 talks to process#2 via TCP/IP ; and we need to
somehow check whether the communication is successful. By "successful" i
mean: process#2 understood correctly (this would mean that, most likely,

I am trying to develop an email client which will be able to send mail
from more than one email accounts.
The problem is that I am facing is that one mail account requires SSL
and one does not.

I need to change a server so that it listens on multiple addresses and
ports, and behaves differently depending on which port is which. It
seems straightforward enough using nio, but I'd be most grateful if
someone would validate my approach.

I am copying the Rectangle Class right ouf of the book I am studying
from.  Why do I get errors declaring color to be static.  I get " The
field color cannot be declared static, fields can only be declared in
static or top level types".  Same for the two methods that use static

I have complex multi-line string to parse, so I created a complex
regular expression by combining a bunch of simpler regular
expressions, like this:
   private static final String WS = " +";

I set up a small web app and would like to send email, so I am using
google's smtp server. But I get an exception back. Here it is:
org.apache.commons.mail.EmailException: Sending the email to the
following serve

If I'm writting a bean - and I mean just a plain old Java Bean not an EJB or
anything like that - is there any merit to seperating the interface out of
the class? I do this with pretty much every other kind of class I write but
Beans...

Sorry for this stupid question... i don't know Java but am a fast
learner.
I want to write a simple app such as a Task Manager in Windows... much
like Outlook's Task Manager but with different features.   Is Java the

  I need some advice regarding generate jsp file in runtime.
  I have a jsp web page which allowed the user the enter value for
the fields , and , when he or she click submit , it will generate the
jsp file according to the value entered.

Is there any variable in java like Stringbuffer which can handle GB's
of char data.
As far as i know every variable has a limit is there any variable
which can handle unlimited data.

After upgrading from ubuntu edgy to feisty, I now get this error:
503 Service Temporarily Unavailable

[Mon Apr 23 11:11:47 2007] [4248:31632] [info]

Hello, I'm in a rather sticky situation here. Project is in real
jeopardy because hardware device my java module is interfacing with is
having a difficult time with onboard ethernet services, bringing up a
question on feasibility of moving my socket based protocol interface

Hello group,
I am trying to creata a DSN less connection using PNUTS (sort of
JAVA). Here is the code:
function createJDBCDataSet()

I am working directly out of a beginning programmers book and trying
to type out this example.  I have two questions.
1)  For the Rectangle class eclipse gives me the error of "The field
color cannot be declared static; static fields can only be declared in