32,204 Topics
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| | hi im implimenting a gui applicaion so i have a list of shapes =>array of objects and i want to select a shape from the list im stuck in implimenting the listener class how do i know the selected object that is in my list it wont work with me … |
| | My main problem: In my JApplet, my actionPerformed method should open a website when a certain item is selected in a JComboBox. The problem, is that the desktop.browse(uri); statement will not work. I've tried this outside of an applet in just a small program and it ran fine. So there's … |
| | Hey guys, Working on a project to calculate the standard deviation of an array. Instructions call for a program that will allow the user to enter a list of test scores with 999 as a sentinel value. Then a method calcStDev is invoked with the scores array as a parameter … |
| | Hi everyone, I have an assignment where I have to create a cipher system. The problem is that all cipher systems' classes and their respective keys have to be managed by a module based on the façade design pattern and I have no idea how to do it? Please I … |
| | I need to split the below string: line.long 0x0 " MIDR, Identity Code Register" I have used space , as the delimiters. the code should give output in such a way that Command Name: line Size: long Offset : 0x0 short name: MIDR Long name=Identity code register. The problem is …  |
| | in this code i have logical error its give me wrong output [CODE]import java.util.Scanner; public class OneFile { static final int MAX = 100; static final int READ = 10, WRITE = 11, LOAD = 20, STORE = 21; static final int ADD = 30, SUBTRACT = 31, MULTIPLY = … |
| | I have to do this project for school that finds the Standard Deviation. The first part of it, which has to build an array from scanner with a while loop, has been killing me today. The problem is that my teacher wants a program that will allow a user to … |
| | Trying to add a key keylistener to a program i am making but it wont work. cant find the reason :/ any help would be awesome:) Display.class [CODE]package com.mono.main; import java.awt.Graphics; import java.awt.Graphics2D; import javax.swing.JFrame; import javax.swing.JPanel; import com.mono.main.handler.Controller; import com.mono.main.handler.Game; import com.mono.main.handler.InputHandler; public class Display extends JPanel implements Runnable … |
| | hello all how to make window's short cut that call command line: java javaclassname.java thank you denny |
| | Hey - Sorry if this is an irritatingly simple problem, but I'm a newbie to the Java language and I can't see where I'm going wrong with this. I get an error with my code when trying to define 'label3' - "cannot find symbol - class Jlabel". It seems to … |
| | I am having difficulties with placing images on Buttons using Java Swing. I have placed all images in a package named icon. The frame is loading as well as the buttons. I cant seem to get the images on the buttons. Can anyone point out my mistake please. [CODE]public Launch(){ … |
| | //create the images folder and past all images into that u want to display... import java.awt.Color; import java.awt.Dimension; import javax.swing.ImageIcon; import javax.swing.JFileChooser; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JPanel; import javax.swing.SwingConstants; class my { public static void main(String args[]) { JFrame f=new JFrame("Web layout..."); ImageIcon pic1 = new ImageIcon ("images/3d.png"); ImageIcon …  |
 | my program freezes when I put this code on a button, but when I put it in the main it doesn't what could be the problem? protected void EstablishClient() { try { skt = new Socket("some.ip.of.me", 4444); out = new PrintWriter(skt.getOutputStream(), true); in = new BufferedReader(new InputStreamReader(skt.getInputStream())); txtRecvd.append("Received string: '" … |
| | I am trying to import all the classes present in a user defined package, by using the statement as import mypack.*; but it's not working in my program. [B][B]Its Giving error : C:\Users\Nitin\java>javac AOTest.java AOTest.java:6: cannot access AOperation bad class file: .\AOperation.java file does not contain class AOperation Please remove … |
| | The title says it all. Basically what I'd like to do is have a JComboBox drop down with a list of items. When the user clicks on that item it will redirect them, or open a new browser tab, of the url to that specific item. Quick example (these sites … |
| | Hey guys I have to write this program for AP Computer Science. It involves writing a main where it brings in a txt file with values, and reads all of them. Eventually, I have to modify it to read the values in to an array. Right now, I can't get … |
| | Hi all, I'm a long time reader of the forums and thought this would be a good place to ask a question. For the record, I am very new to Java! Basically, I have a [I]MainClass[/I] which inherits JFrame, the constructor for which sets window size, title etc. It also … |
| | hi Friends can you pl help me to create a simple snake game. give me with step by step creation. thanks.  |
| | Hi I have a class which has alot of tasks related to multiple classes. the tasks are add, modify ,delete, write on a file and read array from a file.all theses methods operates on objects of other classes as a member variables. In other words, I have to perform a … |
| | Hi i am looking for simple intranet project in java with mysql.Can anyone post this kind of project or suggest some sites. Appreciated if u replay on this. Cheers! |
| | I want to extend JFrame needed for my GUI program but i get this.. [URL="http://imageshack.us/photo/my-images/209/screenshot20111226at163.png/"]http://imageshack.us/photo/my-images/209/screenshot20111226at163.png/[/URL] how do i solve this? |
| | Hi every body How to find smallest number and how many occurrence with the user input numbers until enter 0 ? this my code ....... [CODE]package javaapplication101; import java.util.Scanner; public class JavaApplication101 { public static void main(String[] args) { int num = 0 , min = num ; int count=0; … |
| | Hello, I'm new in Java and this is my first post here. I was doing my homework but faced the following error: [QUOTE]c:\java\my box\Login.java:25: variable p might not have been initialized if (p == pass) { ^ 1 error[/QUOTE] You can see the main code bellow: [CODE]import java.util.Scanner; public class … |
| | i m doing jdbc in sql server. when i have installed it then it is asking for connection. in server column what i need to write ? by default "(local)" is there and when i press connect button, it says "error reporting!!" and some description about that. what is this … |
| | Hi, Can anyone please help me in resolving this issue. I have an eclipse galileo IDE . In that i m trying to test the web service in the web services explorer. [url]https://ccmuat.ultimatix.net/scpghd/servicerequest.asmx?wsdl[/url] .... this is URL. But i m facing an error when testing this URL ERROR : IWAB0379E … |
| | Good Evening i hope i will be clear and fully details. i have created a web service project on netbeans using soap technology. i am using xampp mysql to create 5 different simple hotel databases. from my project i am connecting with jdbc connector succesfully only to 1 database. that …  |
| | i created a loop and it doesn't run: [CODE] for ( int i = 0; i < 100; i++) { for( int j = 0; j < 100; j++); { int total = i + j; } System.out.println( total ); }[/CODE]  |
| | hello! i m doing advance java now. and i m not getting any solid book for reference to read. actually, what i want in book is that it must have sample problem given with each concept! means it should be too explained. please refer a book from which i can … |
| | Hi,/ I want to start with Java Application for Data Hiding in which image is kept as watermark.I want to start with this app but I have no idea how to start with it..I am vc++ programmer but i m not familiar with java so plz If u could help … |
| | hi how can i deleting all linked list elements using ADT please i need the ideas ?? |
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