Hi, if in Java we can create a triangular array like in the following
listing:
int a[][] = new int[2][];
a[0] = new int[3]; // 3 cols

I have finally been allowed to upgrade to Java5 and I just finished
fixing some 1200 parameterization warnings which has really improved
the code.  I have one, ONE, left and I'm not sure it can be fixed.
I have the following object heierarchy;

Does anybody know if there is an BNF or similar description of the java
language available out there? I am looking to improve my java
development environment (Emacs with Jdee), and I thought a good solution
to improving it is by adding support for real-time syntax parsing of the

I'm running Apache 2.0, Tomcat 5.5.17, jdk 1.5
I'm upgrading from Apache 1.3 Tomcat 3.* jdk 1.4
In my Apache log file I have the following:
       JkMount /manager* foo

I need to use break and continue to transfer my program flow. I hope to
use labels to explicitly state where the control flow will be, as
suggested by somebody in the newsgroup. I have noticed something strange:
block1:

I've utilized Consumer/Producer pattern together with CompletionService
from java.util.concurrent package.
Delegator class delegates (in its thread) tasks to producers by use of
CompletionService:

What is the difference between List<Whatever> and List<? extends
Whatever>?

I'm just trying to do the job properly and the correct answer is not obvious
to me in the documentation.
a-If I call GetByteArrayRegion I should later call ReleaseByteArrayRegion.
b-If an exception is thrown then the only functions that it is safe to call

http://java.sun.com/j2ee/sdk_1.3/techdocs/api/javax/ejb/EJBHome.html
void     remove(Handle handle)
         Remove an EJB object identified by its handle.
i see there is a handle for a EJB passed into remove() method ?

the following methods are called in  creating a seesion bean instance
newInstance(), setSessionContext(), ejbCreate()
i dont understand the difference between newInstance()  and ejbCreate()
it seems both of them are same.

I have created a table, JTable with DefaultTableModel and ScrollPane,
and I have 5 columns and 5 rows. I wanted my rows to be empty at start
of application, and later to fill the rows with some values. But the
problem shows when I try to to that. I use setValueAt(Object,int,int)

Very new to java, working my way through JavaIn21Days. I'd like to draw
this image using Java:
http://www.mai.liu.se/~halun/complex/pics/scheme_arg.jpg
Can anyone help with some example code that will create this image?

             I am making an App which involves 3 forms..I am not able
to switch from one to other form.As i fill the user details on first
form,press ok..i need to switch to other form.I use
mDisplay.setCurrent(Form1);

In Ruby, a method that modifies the instance using it is suffixed with
a '!'.
E.g. someString.reverse() returns a String with a reversed result,
however, someString.reverse! reverses the result of someString.

How, in JNI, can I allocate an array of arrays of primitives?
The problem I am having is in finding a suitable class pointer to pass to
NewObjectArray.
I can use java/lang/Object but I was wondering if I could get slightly