Could someone tell me the easiest way to write a GIF in Java?
ImageIO.write doesn't seem to work.

In my JSP, I am having a text field like this
<input type="text" name="data(id)" />
Please note, that I am not using <html:text> tag. Can you tell me what
should be the corresponding setter nethod signature in the bean.

Would someone post the code for the insertion sort on an array of some
type?

I encountered a problem using the ObjectInputStream and
ObjectOutputStream. I wrore:
    ObjectInputStream input;
    ObjectOutputStream output;

Is there any way to retrieve the key using the value from
HashMap/Properties ?
containsValue(key) just returns true/false and not the actual key or
entry.

I am thinking about using a java based chat application on a website.
One of my concerns is that it may be difficult for computer novices to
find and download the correct JRE off the java site.  They need to do
some autodetection of OS and have a huge Download Here button that

 How to add a single element to the JList at run time?
Thanks,
Sri

I will be making public the emails sent to me by a person who asked me
to do work for him.
he refuses to stop sending me emails per my request, so as I emailed
him, if he kept sending em emails I would post our conversations i a

Hi, thanks for reading.
I have created a simple servlet (that compiles properly) and compiled
it into a war file.  I deployed the war file in the webapps directory,
and it is extracted appropriatly into a directory listed as

I have this simple recursion problem that i need to solve. It starts
with the following string:
String element = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
I need to generate and print on screen all combinations of uppercase

Is it possible to set a timeout when opening a connection to an
HttpURLConnection?
For example, is it possible to make the connection call and limit it to 5
seconds before a response is generated?

I am trying to write a small program using the NIO class that would read
from a socket some data, process it and then send the result back. For this
I need to register the channel for OP_READ first, when I have processed the
data and have some results I would set it to OP_READ | ...

Is it possible to make a constant list of lists of strings and numbers
in Java?
I know that I could make an 2D array of Objects and store String and
Integer objects in it. But that could make a list unnecessary big

line 0070  numbers += temp;
the whole code is posted at :
http://www.vkarlsen.no/pastebin/default.asp?id=5485
i simply do not understand why this causes an endless loop, when i

I was just reading through some of the topics, and I'm not sure whether
I truly understand what Java Struts are.  Are Struts a major piece of
web applications, and what can the Java Struts package provide me as a
developer?