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Java Forum / First Aid / November 2003

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ThreadLast Post  Replies
Java source code that parses Java code18 Nov 2003 16:09 GMT1
Hi all, I've written a Java program that does some VERY simple Java code
parsing.
I'm interested in looking at some other Java parsers also written in Java.
Can anyone direct me to any freely available source code that can do this?
strange null pointer error18 Nov 2003 13:55 GMT6
I have a strange and intermittent error that I can't figure out!  
In the static void main() of a Java program, I have the following:
     System.out.println("got here");
     System.out.print ("\nFinal state sigma = ");
Roedy 's convertor, Where is Short ? Where is Byte?18 Nov 2003 08:13 GMT1
Hi Roedy,
This is what you advertise for in
http://www.mindprod.com/zips/java/converter.txt:
signed byte          Byte
Buttons?17 Nov 2003 23:58 GMT2
Here is the Code I hav sofar.
any Ideas
JD
import java.awt.*;
Easy prog but I'm confused17 Nov 2003 21:49 GMT3
Hey all--
I'm just learing Java, and I was wondering if someone could help me out
here.  This program is supposed to take the purchase price of an item,
determine the tax and then give the total.  It mostly works, but I don't
setSoTimeout in nonblocking mode?17 Nov 2003 16:36 GMT1
I want to be throw exception when one thread wait to read no data from
a remote source for long time.
This can be done in pre-1.4 enviroment like the following.
---------------------------------------------------------------------------
LONG: Java student getting String Exception/String Index errors17 Nov 2003 13:39 GMT1
Hello, all, I'm back with more questions from my Java I class.
I'm writing a simple text editor. According to the specs set out by my
professor, we're to use the built-in methods 'substring(), indexOf(),
and length()' to edit a single long string of text.
Exception in thread "main"17 Nov 2003 11:52 GMT1
When I run "java HelloWorld",
it show this message:
Exception in thread "main" java.lang.NoClassDefFoundError: HelloWorld
How to solve this problem?
DateField16 Nov 2003 22:46 GMT1
Im having problems with the DatField in J2ME. I can get DATE_TIME and
DATE to display the current date and time. I use the following code to
display the time but when i run it i get a field with <time> in it and
not the current time.
Static object array initialization16 Nov 2003 17:31 GMT1
   I need to be able to initialize a static array of objects from a static
method and I havent been able to figure out the syntax for that. Because of
that, I've been forced to resort to a singleton object solution :
public class Test
How do I preserve carriage returns in drawString() ?16 Nov 2003 02:27 GMT1
I have an applet. In that applet is a g.drawString(textVar,x,y) line
to display a block of text. In that text are some
carriage-return/line-feeds. But drawString apparently filters them
out, lumping the lines together.
Mobile Phone to Mobile Phone Data Transfer15 Nov 2003 14:35 GMT1
I need to know whethere it is possible to transfer data from one
mobile phone to other mobile phone in such that scenario that one
mobile phone call the other mobile phone , assume that data line are
supported on the line and then
Printing '?' to the console15 Nov 2003 11:05 GMT8
It's probably very simple, but I can't get a java program to print the ?
character to the console.
I can type it in to the console using "Shift + 3" on my UK keyboard so I
know the console knows about such a character.
newbie synchronized querie14 Nov 2003 20:24 GMT3
My thinking has gone a little bit fuzzy when it comes to synchronizing
objects in java.  Please could somebody confirm (or not) that my thinking is
ok here.  In the following example (this isn't a real world example, just
something that demonstrates my question) I have set this.o = ...
JScript pass value14 Nov 2003 18:28 GMT1
Any ideas why this doesn't work?
<SCRIPT LANGUAGE="JavaScript">
<!--
f = document.forms[1];
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