31,001 Topics
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| | I'm completely stuck on how to organize the layout of this GUI assignment (see:attached picture) I've got the create panel part done, but I can't get anything to work properly for this panel. I've done the code up to the updatePanel method and it compiles but nothing displays. I've tried … |
 | Okay so I am making a 2d array of JToggleButtons. I got the action listener up and going, but I have no way to tell which button is which. If I click one, all it returns is something like [quote]javax.swing.JToggleButton[,59,58,19x14,alignmentX=0.0,alignmentY=0.5,border=javax.swing.plaf.BorderUIResource$CompoundBorderUIResource@53343ed0,flags=296,maximumSize=,minimumSize=,preferredSize=,defaultIcon=,disabledIcon=,disabledSelectedIcon=,margin=javax.swing.plaf.InsetsUIResource[top=2,left=14,bottom=2,right=14],paintBorder=true,paintFocus=true,pressedIcon=,rolloverEnabled=false,rolloverIcon=,rolloverSelectedIcon=,selectedIcon=,text=] [/quote] Is there anyway to stick some sort of item … |
 | Hello Guys, I'm trying to use a Thread Pool Executor in my application and I'm kinda stuck somewhere. My aim is to create a pool of fixed number of threads (say 10) waiting in the pool to be called for action (say to print hello); I'm still bad at java, …  |
| | [CODE] import java.util.Random; import java.util.Scanner; class indexerad_variable { public static void main(String[] args) { Random generator = new Random(); Scanner scan = new Scanner(System.in); int Tries=0; int number = generator.nextInt(100) + 1; String igen; while(true) { System.out.print("\nNumber 1 - 100: "); Tries++; int guess = scan.nextInt(); if(guess < number) { … |
| | hi want to know how read date from a file and take the data into a 2D array and again convert it in 1D array and covert the data format like 15-02-2012 or 15 02 2012 or 15s02s2012 into 15/02/2012 format and write it to other file |
 | hi all i am new to java i want to run java php bridge as described [URL="http://php-java-bridge.sourceforge.net/doc/tomcat6.php"]here[/URL] now i am getting the following error [CODE]HTTP Status 500 - type Exception report message description The server encountered an internal error () that prevented it from fulfilling this request. exception javax.servlet.ServletException: Could … |
| | hiya i am looking if someone can help me create this in java there is an attachments alongside this  |
| | Can anyone help me out in giving connection between two different applets.I have done two separate applets in NetBeans.I need to display second applet once i click on the "next" button in 1st applet. |
| | Hey Everyone, i cannot print the value of Username in the JSP. i am using a java bean, but i am instiating the bean object twice in two servlet, one for form data and one for username. the bean contains the respective setUsername and getUsername, but this is not printing … |
| | Hi guys, I am doing a Java project. For now it's just a program but this program is to be used through the semester. I have hard time thinking what class to work. We need to create a class of anything like cheese, cars, rectangle etc that we will be … |
| | hi all i have 2 systems connected in lan.i have to access the system 1 Database from system2 using mysql odbc connector.if i give localhost in the hostname then give username and password of system2 in the corressponding places now i can get the list of databases from system2 mysql … |
| | Hello; What would be the most efficient way to get all of the 2^24 network identifiers for the given A class IP address. I am aware it is a very stupid question, and a inpractical one for that matter but thank you for any input. Im trying to speed up … |
| | hello, I am in the process of working on a design project for my fourth year of uni and am running into some trouble. At the moment, we have a serial communication coming from an Arduino and displays in the console box of Eclipse. Each lines displays. However while this … |
| | Hi I wanted to create a erdos-renyi random graphs with ErdosRenyiGenerator class in Jung. Please help me in fulfill the parameters of this class . Thanks. |
| | Hello! So I've been working on a 1D array that represents a school bus that can hold up to 10 children. The array needs to have names put into it in the first available 'seat'. I've constructed code to do so, but something seems to be wrong. The findFirstEmpty method … |
| | I have an idea in mind. I want to create a Terminal (Windows Command Prompt) based completely in Java, capable of creating, compiling, editing, etc for Java files. I would like this to also resemble the look of Terminal/Command Prompt. Being the black background, and the text start like below. …  |
| | Hi; This is a code that I got from the examples in Oracle in using the javax.print When i try to compile and run a get an error saying javax.print.PrintException: java.lang.IllegalArgumentException: URI is not hierarchical [CODE]package printtry; /* * Copyright 2001 Sun Microsystems, Inc. All Rights Reserved. * * This … |
| | [CODE]package test; import java.util.Scanner; public class Test { public static void main(String[] args){ Scanner kbReader = new Scanner(System.in); System.out.print("Choose mode (\"words\" or \"symbols\"): "); String mode = kbReader.nextLine(); if ("words".equals(mode)) { String oa = " plus "; String os = " minus "; String om = " times "; String … |
| | Can anyone help me put this code into seperate methods? [CODE] public static void Main(String[] args) { String num1String = JOptionPane.showInputDialog(null, "Please enter your first number"); String num2String = JOptionPane.showInputDialog(null,"Please enter your second number"); String num3String = JOptionPane.showInputDialog(null, "Please enter your third number"); Double num1 = Double.parseDouble(num1String); Double num2 = … |
| | Can anyone tell me why I keep getting a value of 0 returned? [CODE] public static void main(String[] args) { double getSum = 0; double getAverage = 0; String num1 = JOptionPane.showInputDialog(null, "Please enter your first number"); String num2 = JOptionPane.showInputDialog(null,"Please enter your second number"); String num3 = JOptionPane.showInputDialog(null, "Please … |
| | hello, I prepare an application uses the result of the command prompt (Runtime.getRuntime (). exec (cmd)) for a command already entered, and displays it in a Textarea, but I notice that if I use a modal box the problem persists, my problem is that this application is in frensh,if any … |
| | I want to make a simple game in java please help me to decide topic and selecting. |
| | Is it possible to optimalized Voice recognition using pronounciation and Voice Colour??  |
| | [CODE]import java.io.*; import java.util.*; import java.lang.*; class Files { public static void main(String args[]) { char ch; BufferedReader br=new BufferedReader(new InputStreamReader(System.in)); FileOutputStream f=new FileOutputStream("yo.txt",true); while(ch=br.read()!='%') { f.write((int)ch); } f.close(); } }[/CODE] it shows an error at while(ch=br.read()!='%') saying incompatible type,though i tried typecasting.. please help |
| | which one of best in java struts1.3 struts2 Regards [URL="http://www.supportcorporate.com/staff-augmentation.php"]Staff Augmentation Services[/URL]  |
 | Hello Daniweb, I can't wrap my head around this minor issue. Maybe it's a known bug and I just can't find the right keywords to google it or maybe it's supposed to be like this. Let me know what you guys think. [CODE] public class TestPostfix { public static void … |
| | Ok so my university has assigned me the task of creating a brick breaker game for android phones (full spec below). What I would simply like to know is[B] which design pattern I should be using to structure my program?[/B] If I should be using more than one which should … |
| | Hello, The following is my requirement. The user writes a blog. It contains a heading, few keywords and the content. The user then submits the blog. Before getting stored, the content section of the blog must be scanned using [url]http://www.webconfs.com/keyword-density-checker.php[/url] There will be a **library containing the keywords related to … |
 | how to get mysql username and password using java of the MySQL install on system. |
| | Hi, I have an XML file looks like this <node> <node2><node3>1</node3></node2> <node2><node3>2</node3></node2> <node2><node3>3</node3></node2> </node> I am trying to read one child into a string I want my string to look like that : <node2><node3>1</node3></node2> [CODE] File xml = new File("json.txt"); SAXReader reader = new SAXReader(); Document doc = reader.read(xml); Element … |
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