32,205 Topics
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| | Hello, Say I have an abstract class Connection to represent some kind of connection that can be executed and then return some kind of result. My problem is that the result returned by each connection varies (String, byte[], some other class, etc...). This results in additional logic that seems like …  |
| | How to change this applet to swing? [CODE]import java.applet.Applet; import java.awt.*; import java.io.PrintStream; public class Hounds extends Applet { public String getAppletInfo() { return "Hare and Hounds"; } public String[][] getParameterInfo() { return parameterInfo; } public void init() { String s = getParameter("bgColor"); try { BG_COLOR = s != null … |
| | How to listen for key presses that are not on a focused window Ok, so my problem is I have a tray application written in java and I want to apply some user configurable hotkeys. User presses F10 for instance and something happens... I started to google for key loggers … |
| | I'm a computer graduate, working on java programming since an year.I'm just writing programs all the time and didnot get a chance to implement any of the engineering practices that I have studied at college. Now I've got a month free time and tell me some interesting things I could … |
| | [CODE] package com.ibm.compbio; public abstract class DynamicProgramming { private Cell prevCell; private int score; private int row; private int col; protected String sequence1; protected String sequence2; protected Cell[][] scoreTable; protected boolean tableIsFilledIn; protected boolean isInitialized; public Cell(int row, int col) { this.row = row; this.col = col; } /** * … |
| | [CODE]package ATM; // ATM.java import javax.swing.*; public class ATM { private boolean userAuthenticated; // user authentication private int currentAccountNumber; // current account number private Screen screen; // JOptionPane (pop-up(s)) private CashDispenser cashDispenser; // virtual cash dispenser private DepositSlot depositSlot; // virtual deposit slot private BankDatabase bankDatabase; // account database private … |
| | class C{ public static void main(String a[]) { int i1=9; int i2; if(i1>3) { i2=8; } System.out.println(i2); }} |
| | Hi all, I am using Java Servlets with XML and XSLt, I am getting the values from text area in XSL , the value is using Escape method in Javascript. The code is Like [code] src = frm.txtFeedBackDsc.value; src=rtrim(src,' '); src=ltrim(src,''); dest= escape(src); frm.hsFeedbackDsc.value=dest;[/code] And the Value is stored in … |
| | i need some project topics in image processing and image compression to do my final projects send me some list plaese.... |
| | I'm trying to write a program that prints out the largest and smallest of four numbers that are inputted using a JOptionpane, but I cannot figure out how to sort out the integers with if and if else statements. Anyone have any advise? |
| | Ok, I'm new to java and I need a little help with this if statement. Or possibly a different approach on how to write it. The if statement first needs to determine what type of package the user has so they may be charged a base fee. (Package A, B … |
| | Ok, I'm having the hardest time writing this code for work. Any suggestions on how to get me going in the right direction on this code would be great!!! Project: I need to make uninstalled fonts available for viewing for my co-workers. Therefore, I'm to write a code that can … |
| | PLEASE HELP. Hi I get the following error when I compile my java code and I have been trying to resolve this for past 4 hours without a solution. Java code import java.util.*; /**********************/ /* Class Subscriber */ /**********************/ public class Subscriber implements Runnable { String phoneNumber; String name; Integer … |
| | this is my test data : {5,1,3,6,1}, {4,1,3,3,2}, {6,2,1,4,1}, {5,1,4,1,3}, {4,2,1,5,2} i want it to be output like this : 5,4,1,6,1,3,5,2,3,6,4,1,1,3,1,2,4,4,2,1,… this is my coding : [CODE] public int[] linear45(int[][] A){ int[] l = new int[A.length * A[0].length]; for(int i=0; i <3; i++) { for(int j= 0; j <= i; … |
| | hi, i am getting below error plz help java.lang.ClassCastException: java.lang.String cannot be cast to java.lang.Integer at com.kotak.autoblocknb.transaction.Transaction.main(Transaction.java:38) [code]ArrayList<Integer> db2Crns=new ArrayList<Integer>(); ArrayList<Integer> oracleCrns=new ArrayList<Integer>(); ArrayList<Integer> leftOverCrns=new ArrayList<Integer>(); db2Crns=testDB2Connect.getDb2LoggedInCrns(); oracleCrns=testOracleConnection.getDataFromPartyAuditInfo(); for(int i=0;i<db2Crns.size();i++) { int x=db2Crns.get(i).intValue(); int y=oracleCrns.get(i).intValue(); if(x!=y) { leftOverCrns.add(db2Crns.get(i)); leftOverCrns.add(oracleCrns.get(i)); } else if(x==y) { leftOverCrns.add(oracleCrns.get(i)); } } int lastIndexOfOne=db2Crns.size(); for(int i=lastIndexOfOne;i<oracleCrns.size();i++) … |
| | I am doing my final year of undergraduation and I need a java simulator that simulates a parking lot. Can anybody provide me with a simulator or suggest a open source simulator? I have no backgroung in building simulators. Is it easy? If I had to build a simulator on … |
| | how to read 25 digit number in java???? i want to write a porgram to perform addditon and substraction between 25 digit numbers |
| | i wanaa compare 2 array list and find the uncommon data in 3rd arry list i have written below code ArrayList db2Crns=new ArrayList(); ArrayList oracleCrns=new ArrayList(); ArrayList leftOverCrns=new ArrayList(); db2Crns=testDB2Connect.getDb2LoggedInCrns(); oracleCrns=testOracleConnection.getDataFromPartyAuditInfo(); int array1Size = db2Crns.size(); int array2Size = oracleCrns.size(); System.out.println(db2Crns.size()); System.out.println(oracleCrns.size()); for(int i=0;i<oracleCrns.size();i++) { String val=oracleCrns.get(i).toString(); int k=0; for(int j=0;j<db2Crns.size();j++) … |
| | Hi.. I'd like to learn java.. Can anybody give me a link for online study or link for pdf or ppt??? If so, you will b thankful.. |
| | i am final year mca. i need to do mini project on java. please suggest me some ideas |
| | how can i print an array element using [COLOR="red"]showMessageDialog[/COLOR] [CODE] for(int k=0; k<aSiz; k++){ JOptionPane.showMessageDialog(null,"New Array is \n"+array[k]); }[/CODE] i dont want "New Array is" to be repeated...... tell me fast.....  |
| | i know i need to post properly using (code) (block codes),, this is my understanding of that rule if i'm wrong pls teach me, i will abide. thank you I have been trying to get this code right for 4 days, i am losing hope. i know you'll understand me. … |
| | hi, i am new for java programing world. can you help me for above thread. |
| | this is my whole code hi NOrmR1 would you give me a hand mate please [CODE] import java.util.*; class Property { private String ID; private String description; private String location; private double weeklyRR; private char status ; private boolean visibility; public Property (String pID, String pDesc, String pLOc, double weeklyR … |
| | Hi All, I need help. I want to make a background processing program. The idea is, the program will start in start up and every about 10 seconds the screen will pop up something. I wrote the code below. The program is starting when simulator begin. In console the timer … |
| | Hello all, how can I pass some input from Java ti C++ using sockets. The input is only two int numbers. Any help with the sockets, please. I'm new but I need them. |
| | How is dialog box control used in net beans java?i know how to get it but not how to display some text or message in it. Please help. |
| | Hi , I want to get a String from command line argument and add the values. [code] class Sample { public static void main(String args[])throws IOException { String Given_Id=args[0];//Getting input int Add=0;; int Store=0; System.out.println("The length of the String is "+Given_Id.length());//Calculating length for(int i=1;i<Given_Id.length();i++) { Add=Given_Id.charAt(i); Store=Store+Add;//Adding values } System.out.println("The … |
| | Whats wrong with my program? class Hw7{ public static void main (String args[]){ String s = "Hello"; int v = String s; System.out.println(v); } } This is the error thats brought up: --------------------Configuration: <Default>-------------------- C:\Users\Stephane\Documents\JCreator Programs\Hw7.java:5: ';' expected int v = String s; ^ C:\Users\Stephane\Documents\JCreator Programs\Hw7.java:5: not a statement int … |
| | Here is my code, i am getting the following error message. How do i handle it? [code]package simp; import java.io.*; public class fCase { public static void main(String [] args) throws IOException { BufferedReader readObject = new BufferedReader(new InputStreamReader(System.in)); System.out.println("Enter your expressions here"); String userEntry = readObject.readLine(); String [] toki … |
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