35,618 Topics
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 | Let's say that I have a file: 'mainGUI.java' and I want to, from a menu item, open another GUI file: 'tutorialGUI.java'. What would the code be to preform this? Thanks everyone! -[b][i]WolfShield[/i][/b] |
| | This program is supposed to print out prime numbers from 1 to 50: [CODE]public class Break{ public static void main(String[] args){ int i,j; System.out.println("Prime numbers between 1 to 50 : "); for (i = 1;i < 50;i++ ){ for (j = 2;j < i;j++ ){ if(i % j == 0) … |
| | Guys i need to do the same the same thing like this code... for dispalying the advisable loptops for the buyers to see the prices ang the models og every brand of loptop..but i'm still not quite familiar with the GUI...so, please help me, it'a a project and i need …  |
| | I hava exams in java and when I study I saw this excercise and I try to solve it but I found somne difficulity so please help me Consider the following comment, header and partial code for a method in a utility encryption class called Atbash. [CODE] /** * Prompts …  |
| | hi i try to implement random linear coding in java. how i will encode and decode packets. the sender send packet is linear combination of all previous packet received so far and also random number generated. |
 | let someone help me here: [CODE]int k; k = Convert.ToInt32(System.out.println)[/CODE] thanks. |
| | Hi, I have a GUI with a JTabbedPane. In the tabbedpane I used a JScrollPane to hold a JTextPane. How can I get the object name of JTextPane that I have created in my class or something which is unique for a jcomponent with which I can identify that the … |
| | I am new to java Swing. I am trying to develop a tool, in which I used a Jtextpane as an editor. Jtextpane is enclosed in a Jtabbedpane to meet my requirement. But I have inserted the JTextpane in a Jscrollpane and then to the Jtabbedpane. Now, when I select … |
 | Say I have an XML file as such: <contacts> <contact id="1"> <name>Steven</name> <address>Here</address> <phone>11111111</phone> </contact> <contact id="2"> <name>John</name> <address>There</address> <phone>22222222</phone> </contact> </contacts> ...etc. How can I transform that to HTML with XSLT so that it can be a collapsable/expandable tree? For example, If I click a button that shows contact{@id="1"] … |
| | Hi, I am absolutely new to jsp and in general to webdesign and I designed the indexpage of my homepage. For all subsequent pages I want to use the same design, with the same frames and so on. The only thing that should change for the other page is in … |
| | hello!. i need help with import in java. i want for example when i click a button in java to open a exe file,so i imported the exe into java,and i make the program everything is okay. so i export my classes into a jar file,so when i click the … |
| | Hi all, I am having a little problem with my relay buffer which uses flow design patterns. The problem is that when the consumer should output the value of the Element, it is printing out "The item is: null". My code is a little bit long, but hopefully you can …  |
| | Hey guys! So I was wondering -- what's the syntax for updating a JTable that is being displayed on the screen? I know how to allow cells to be edited, but what if I want to like add in entirely new rows while it's being displayed? I tried repaint() and …  |
 | I cant seem to find the problem with this program I am building as a learning exercise. I am getting errors referenced to extremely simple pieces of code. In the output the first thing that should be printed is the random double number that the program selects then it should … |
 | My bullet animation does not work. Can anyone help. Thanks [code]// The "SpaceShoot" class. import java.applet.*; import java.awt.*; import java.awt.event.*; public class SpaceShoot extends Applet implements KeyListener { int x = 10, dx, y = 10, dy, a = 0, by = 47, bx = 95; char m; private Image … |
| | I am using JtabbedPane which contains several jTextPanes like jTextPane1,lTextPane2...etc. NOw I want to perform some actions during the selection of a partiular tab. eg: I want to enable a button if I select jTextPane 2.. Now I am able to identify selected Component of Tab.ie: jTextPane. But I am … |
| | hello everyone I want to implement the data grid control in my jsp page.I hv searchd a lot in google but still yet i m not clear.can anybody give me some idea or suggestion how to implement it |
| | Hello guys, First of all I'm not really good with Java. To be honest I'd rather call my Java skills bad. But here comes my problem. I want to download a CSV file from a specific URL and save it at the TEMP directory. Then i want to read this … |
 | Hi members,I would like to share knowlege in Java with you. I have a problem which i request a solution for. I want to design a GUI in java that displays four roads each having traffic lights and these traffic lights have four colours(green, orange, and Red). So I want … |
| | Please can any body give me tutorial source on java using netbeans. i want to learn java programming with netbean |
| | Hi, one of my labs were doing is a data gatherer, the user enters their first middle and last name all at once with a space between each. then enters there birth month day and year all at once with space between each. Then it outputs them in in a … |
| | Hi. I am trying to run an EJB through bea weblogic 8.1 server. I am trying to create a Stateless Session bean. I have created two jars and when I try to do a hot deployment, I get a server error. please see the error description below: [COLOR="Red"]Exception:weblogic.management.ApplicationException: prepare failed … |
| | I am doing a program for my computer programming class and it starts out as. I use Bluej for programs too import TerminalIO.KeyboardReader; when i compile it, it says package TerminalIo does not exisat. Does anybody know what is wrong with this i need it fixed soon. Below is a … |
| | Hi, everyone. Plz. Answer. this is very urgent Write a Client/Server Program using DatagramPacket and DatagramSocket which finds the square of a number sent by the client. Avinash Rooge |
| | I have see other language to work like that! What i mean is there is a class or something inside the code with the copyrights. When the copyrights change to program stop working. I would like to know how i can do that? |
| | How to find the wifi network interface name in Java.NetworkInterface class does not specify any method to find this. Thanks |
| | I am not understanding the question below at all can someone please guide me in the right direction. I do understand what a Boolean is but i am unclear on how to change the code as directed below. Thank you for your time. [CODE] Change the java code below so … |
| | Hi all, ive got a bit of an annoying problem regarding JUnit 4.5. I've created a bunch of unit tests which work properly when I right click the class and press 'Test' (in Netbeans). However, when I right click the whole project and press 'Test', i get a ClassNotFoundException. I … |
| | Well, started my new Computer Science class, and already having trouble. Well, firstly I needed JDK, so Installed the JDK-6u23-windowsx64.exe. After that, I needed to install Textpad, which my teacher said all students will use for assignments. Here's the problem, after installing textpad, I had to go - Configure - … |
| | Hi 4 all.. i'm new in this fourm,and i need help plllllz to do this program in java,i realy be sooo confused!! i was absent in this lecture for (Arrays),i'm trying 2 do it but still i'm not get tha idea!! pllllllllllllz can eny ony explain 4 me the Q?? … |
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