I want to use the scanner class for user I/O and I am
using Eclipse. But the when I import java.util.* , eclipse
doesnt recognize the scanner class. Can you please specifically
tell me what I should download and could you also give a direct

can anyone initiate a queue with the new index ??
I am trying stuff like:
//queue with max 20 int elements
Queue<int> myQ = new Queue<int> (20);

I was looking at the Logger classes the other day and I read some claims
about the performance of the Logger that I found a bit hard to believe.
Ideally what one would like is a system like the assertion system where
logging code is only executed when it is above the level being ...

I've got a list in my program and I'e written code to add a string to it.
However I can't see it on the GUI that I've designed. Is there a step I'm
missing or need to do to make each string visible?

basically, its a program that displays an input window and the user
enters numbers(i.e. 21 3 45 2) on the line as a string and im trying to
parse that string and pass each integer to a vector...heres the method
im trying to use...

I'm curious how the jdk embeds debug symbols in .class files.  Can
anyone recommed a good resource for that, either on the web or in book
form?  Is there a standard API for determining things like "which ctor
is being called on line X, col Y of file Z.java?"

I need to create 3 crossed circles in Java, i like doing the circles in
the window, but i don't know to cross, they must appear in the window
like a chain.
Thanks for your collaboration.

At my company we're starting to use tag libraries a lot. A number of
the tag libraries have a fair amount of HTML hard coded in the java
code of the tag handler. Is this generally considered acceptable or a
"bad practice"?

Hi...
we use the SUN CachedRowSetImpl (currently Tiger 1.01) reference
implementation for a while in server-client data exchange just fine. Now
we are trying to experiment with clients wunning on jdk1.5_03 and get

Should I use <applet...> or <object...> tag? I always use <applet...>
today, but for some reason that I don't quite understand it is
deprecated by w3c. I guess they want to put all code-like content
(applets, flash, activex etc) into the same framework. I wish to be a

I have the distinct suspicion this is a FAQ, however I'm not sure what
terms to search on.
The problem: I want to have a class - let's call it HttpRequest.
However, the low level details differ in the implementation of the code

Hi.  I'm on a project that has several notional Java components.  These
components are each made up of one or more JAR files.  Our JAR files
are very big, meaning they have a lot of .class files. All the class
files are somewhat cohesive, since they all are about the functionality

Please see the following code snippets:
1)
public Method getMethod(String name,
                       Class... parameterTypes)

In recent years I've been unable to find anyone willing to pay me an
hourly rate for my fine work writing computer software. Apparently no
company is willing to hire anyone who has been out of work, for fear of
paying even minimum wage and getting somebody nobody else wanted and

I have memory leakage problem using ImagePlus.show() when I use ij
library outside ImageJ. Even after I close the imageplus window, the
memory is not free. I tested the similar situation inside ImageJ and I
don't encounter any memory problem. My test code is attached at the