when I try to use the task <install> in my Ant script ( to install a
WAR file in Tomcat ), it prints HTML code which contains the message
"FAIL - Unknown command /install".
Any idea why Ant and/or Tomcat don't recognize this command?

public static boolean isReachableURL(URL url)
   throws MalformedURLException, IOException, Exception {
       System.out.println("Testing to see if URL connects");
       HttpURLConnection conn =

Im new to Java, and as Training for me I tried to build an Application,
which returns a shuffled Pokerdeck. (Random from 1 to 52)
Maybe you will laugh, but i needed a whole day to solve it, and I think its
even not good solution.

I'm having a tough time trying to figure out how to get my JFrame to
launch another JFrame that will contain a JFileChooser.
Here is my method that I thought would do it:
private void generateChooserFrame() {

Hi i want to sort my linked list of int as a data type. how can i do
that..
here are the codes so far..
class UTGLLElement {

I'm trying to figure out how to remove duplicates from an array, of
course this is a lot easier if you sort the array first, but what if I
need to preserve the order of the array?

Following is my inner class of IconMaker:
class IconMakerKeyHandler implements KeyListener {
       private Component c;
       public IconMakerKeyHandler(Component c) {

In order to migrate an old database server over to MySQL I need to
install the Java JDK onto a Redhat 6.2 box.
I think that I have tracked down the appropriate rpm from the java
archive here:

Hi frinds,
Can anybody tell me that can I pass the dynamic data in my
CSS(Cascading Style Sheel) class.
If yes then how?

Hello, I'm working with an applet that runs fine on the first launch of
IE.  After I close IE (and there are no other instances of IE running)
I try to relaunch the html file and we get the applet notinited error
message.  The length of time from closing the first instance to

I have two text (configuration files) and I'd like to get the difference between these files.
I'd like something like "diff" in linux or differences in wiki.
how can I do?
thankyou in advance.

/* read in XML file by passing path to file on disk.  print out node
names and values */
 /* sample of xml source file
  * <?xml version="1.0"?>

Hello everyone.  I have a small struts problem.  I looked for a struts
newsgroup, but there doesn't seem to be one, so I'll give it a shot here.
I have the following Action class with an attribute called 'courses'.  I
then get forwarded to a .JSP page (called "dispres.jsp") so ...

I hope I posting to the correct group. I am not an expert in Java or
any programming language. I am just requesting some tech support. I
don't know anymore about computer programming that the average American
person today in his/her early 20s.

I am a Java newbie. I know I can get the address of an object (or
anything) in C/C++. But how about Java?
---------A sample to get the address using C language---
[root@localhost tmp]# cat test.c