I want to determine the size of my class at runtime. In C i do this:
struct
{
 int id;

im using the xml appender for log4j and just found out how to use jdbc
appender. Now i get all my system notifications into the database but
i want to get only the nessasery user-"actions". Jboss start, quit ...
and all other notifications and warnings should be ignored.

I am using the Exec class to execute dos commands within my program I
want to compile and run a java file, it works for the javac command
but not for the java command, my code;
 try{

how can I remove all components (JLabels, JTextFields, ...)
from a Jpanel ?
Thank you

once in a while I have a class which is a singleton --- almost. It
means
there is a default object which does not change its inner state
at all and can be used in nearly all cases. Only for special needs

what can't you do in swing but in awt? thank you.

When I set up a JTabbedPane, it insists on displaying in blue - granted,
a rather pretty shade of blue, but one that does not go at all well with
the other interface colors; and setBackground does nothing, it only
changes the color of unselected tabs. Does anyone know how to ...

I have a transfer object in my code. It has 4 fields. I want to check
the vlaues of the fields how do I do that,
Any help would be greatly appreciated.
thanks,

I'm looking for the recipe to do the following:
I have created a jsp struts page that contains a form.  The page is
called logon.jsp and it has a corresponding jsp page called done.jsp.
If the button on the form is a success, I redirect to done.jsp.  So far

What is the best framework Struts or Tapestry in Your opinion. I have to
write an application, but I haven't too much experience, what is best.
Gac

Hello this is Kirky. Our company is a web design
and engineering company focused on helping our
clients succeed on the web. We actually design
and develop and update websites for the Internet.

I have a textfile which read line by line. Each line should be
checked, if there is a match against five different patterns.
1) How must i write the pattern for five matches
2) How can i get the text after the match up to the next space

I'm currently tring to preverify a jar file in j2me.  (I already know
how to preverify classes, but not preverifying a jar file).  Does
anyone have any idea?  I need to preverify a jar file because I want
to use ProGuard obfuscator for j2me, but it requires me to preverify

Is there anything wrong with this copy file code.  Just seems I should
be doing something more?  I dont need to worry about the max size of
the file or anything?
   public static void copyFile(String fromFile, String toFile) {

While java's System.in is, according to the javadocs, an InputStream, it
is in fact an instance of java.io.BufferedInputStream. Is there any way
to have unbuffered access to it without hacking the JRE? (I can do it on
my own computer, simply changing FilterInputStream's "in" field ...