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Hey all… I've been working with Xcode, and an Objective C text book, obviously trying to learn Objective C. When I follow along with the text and type the examples or even when I copy and paste, with out fail there are always several compilation errors. Regardless of how careful I …

Hey all, I am having an issue with a NOClassDefFoundError. I am new to creating MIDlets so I am working with a textbook, Kicking Butt With MIDP and MSA and I think it's the most recent edition… not sure. At any rate I am working with the section on push registry …

Hey all, I've finally embarked on my journey of Mobile app development in java and I've ran into a stop sign already, lol. So I am working with the latest stable release of NetBeans, totally new to it, And I am working with a macbook (leopard 10.5.8) yeah I've had …

Never Mind the title of the post guys and gals… it turns out that writing the post helped me vent my frustration and clear my mind. I found the issue and solved the problem while I was writing the initial post! I'm writing this because I haven't figured out how to …

Hey, I've recently acquired some really cool software from a friend… what I was given is the .dmg file and the relevant patches.app files… I have no Idea what the hell a patch.app is and how in the world it is supposed to help me install the software on my …

So, I want to work with a some media files and try to do some really cool stuff. The problem is that I don't have any Idea of where I should start, my experience with java hasn't dealt with video or audio so I'm a bit lost. Does anyone know …

Hi Everyone. I am taking a class on java, and have made it to chapter 7 without many problems. I am having really bad problems with this, getting an illegal start of expression where it says public void sort....I have tried so many things, I probably even have things out …

I have done a mortgage calculator program. it builds and run but I think tje GUI must be wrong because I cannot see it. I am very new to this and I am so lost. I do not know if this is the right forum. [code]import javax.swing.*; import java.awt.*; import …

Hi all, i am new to java, i am doing a grid computing project, anyone related to the fields please reply me. so that i can discuss my problems with u. regards

Ok guys, firstly i'm sorry for the long code. Don't worry, it is only a small problem related to a small part of the code in the main class. I've highlighted the .area I have a problem here. The first piece of code is my main class. I call a …

Hey guys, I'm creating a Maze class along with a client class where it allows the user to input a direction (U/L/R/D), and then the validity of the move will be returned as well as the new position of the maze. So far, I've got this, but when I try …

Hey lads, I have a small problem re inheritance. The 1st piece of code is the superclass which contains hour and minute. The 2nd piece of code which is the subclass, contains the int second. The 2nd piece inherits the code from the 1st piece. Now when seconds go over …

hi! i developing chat application ... my client and server communicate at lan but over internet it is not... i came to know that port forwarding for client and server communicate behind router... but Skype is working without any port forwarding.. how can achieve my chat application working like skype …

Alright. So this is just one part of my multiple part project. I need to try and get the frequency of how many times each word of 'X' amount of letters shows up. I am pretty bad at using arrays, but I realize this is the best way to do …

Hey, I have a macbook 2.2 GHz intel core 2 Duo running OS x 10.5.8 and I want to set things up so I have an option of running ubuntu 9.10. I read a few threads else where claiming that I could do it by having ubuntu boot from an …

I'm new to java, so please be kind if I'm not making any sense or making a rookie mistake! But I have been working for HOURS trying to figure out where I'm going wrong to no avail. I'm pretty sure I'm just missing something really simple, but hopefully someone here …

Hi all, FYI im really new in Java.last time my project was in C but suddenly my supervisor changed to Java.i got the code from him (see below).wanna ask u guys how to learn Java and these means? Lastly, how to create dropdown menu? [CODE] import java.awt.Color; import java.awt.Container; import …

it works but instead of it reverseing the characters i want it to do this "This is a test.” should be reversed to read: “test. a is This” i want it to do all this in a text file [code]import java.io.*; import java.util.*; public class reverse{ public static void main(String[] …

please help me about this program...i dont how to sort the even numbers inputted. [CODE]import java.io.*; import java.util.*; public class mp5{ public static void main(String[ ]args) throws IOException{ BufferedReader br=new BufferedReader (new InputStreamReader (System.in)) ; int num=0,sum=0; String snum; System.out.print ("Enter size of Array: "); snum=br.readLine( ); num=Integer. parseInt( snum); …

Hello Everyone, I am trying to extract integer values from 2 int variables i have created in my database table "mytab". The data or table values i have extracted on console and its working fine. But i want to use the values as x,y coordinate for my label i have …

I have to use a queue in an solitaire assignment, but I'm having some trouble using the linked list Queue class that I made. It won't take arrays at all. [code] class Testing { public static void main (String [] args) { Queue testlist = new Queue(); // testing Queue …

Hello, I'm trying to write a method that resets a string to a default value (previously defined in a class) if the value inputted is not a valid. Because I know the format or structure of a valid input, I should easily be able to do this. The string is …