35,618 Topics
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| | My issue is creating the interface payable and making it compile properly. I have to modify an example out of the book such that is shows polymorphism using an different interface called Payable. This is what I have for my interface: interface Payable { //----------------------------------------------------------------- // Creates a staff of … |
 | hey everybody i need an answer of this question plz as soon as possible , write a method named season that takes two integers as parameters representing a month and day and that returns a string indicating the season for that month and day. Assume that months are specified as … |
 | Hey guys, I am curious on how to start automated testing, and what kind of software or scripts would i need to test java, c , c ++, c#, or python code. Also does anyone now any good well explained videos or websites out there, i tried searching on google …  |
| | Hey guys, I am curious on how to start automated testing, and what kind of software or scripts would i need to test java, c , c ++, c#, or python code. Also does anyone now any good well explained videos or websites out there, i tried searching on google …  |
| | Hey, I made a small program for the k-clusters algorithm. In the current state though, I'm unable to erase the position of the centers from the previous itterations. If I use paintComponent(g) my jPanel will move down to the right and I have no idea why. (as shown here: http://tinypic.com/r/2eba0j8/6 … |
| | hi i need help creating a program using arrays. this is what is assigned and i cant figure much of it out ! please help! The single field (instance variable) for this class is a array of type char named seats[] with 10 elements. The first five elements (0 to … |
| | hi everyone I have created one web page for website, these having four main Div but i have to do Show Div and Hide some Div using javascript or jquery in css. **Four main Div are:-** 1) **header** 2) **banner** 3) **Content** 4) **footer** :- on the website two div …  |
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| | Hi! I am new to java and I'm trying to make a **Stop Clock** which shows time in minutes, seconds and mili-seconds. I've attached the zip file with this thread which includes the source code and other files required to run the program. The *problem* which I'm facing is that … |
| | I need a program that will return an integers factorial, but only when the number entered is between 0 and 20. I have the code to disregard anything below 0 and above 20, but something with my math and/or syntax is off and I dont fully comprehend how to fix …  |
| | how can i shyow this output using a single for loop? `0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20` `0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 …  |
| | hi plz tell me the coding of exception handling in java.. |
| | Currently this method has a run time of O(N^2) and I am trying to get it to O(N). Any suggestion as to where I should start? public void removeAll(e removeNum) { node nodeToFind = this.find(removeNum); while(nodeToFind != null) { this.remove(nodeToFind); nodeToFind = this.find(removeNum); } } Thanks |
| | Let's say I have an array/arraylist(doesn't matter) with the following content: 2, 2, 2, 4, 5, 5, 8, 8, 8. How wold I go about counting the different values, in other words; how would I find out that there are 3 twos, one 4, 2 fives and 3 eights. How … |
| | Currently I'm using netbeans 7.2 using glassfish server. I want to put two numbers using HTML+ Servelet. I'm just a beginner I have no idea. Would somebody help me? I also don't know why I got error: Incompatible types required int found string although I used parseInt to convert String … |
| | this is practice is require to create 3 class when I click load button I should get flight number ,day,time, destanation , pilot , co pilot I should get this http://s17.postimage.org/52smv6jl9/screenshot_A1.jpg every thing seem to be right I didn't get any red lines , but I can't find where is … |
| | using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using System.Drawing.Drawing2D; /* * @(#)fractal.java - Fractal Program Mandelbrot Set * www.eckhard-roessel.de * Copyright (c) Eckhard Roessel. All Rights Reserved. * 06/30/2000 - 03/29/2000 */ //import java.awt.*; //import java.applet.*; //import java.awt.event.*; /** * @version …  |
| | I have been working with Java a longtime, but my main problem is this. Everytime i try to set my classpath, set my path variables, all works well, until i think of adding a new package from elsewhere. Disaster breaksout, such that i have to recode the entire package for … |
| | Good day! I just need a little help on how to create this program the precise way. Example if the user will enter 123450, it should output the sum of all individual integers, in the example the result must be 15. If the user will enter a character or a … |
| | The code below should be extracting the pixel data from the mapProvinceFile bitmap specificed and placing it into a byte array, modifying some of that color data depending on the contents of a custom ArrayList, vertically flipping the image, and then displaying the resulting modified image in a new pane. … |
| | Could Any one Give me The Main Purpose of, Why we could use the Factory Design pattern ?. what is the problem that this Design pattern intent to solve ?. What is the Concept of The Factory Design pattern ? i would be very grateful if anyone could help me … |
| | So, I have to find rhyming words. Basically I am getting a bunch of words and I need to compare which ones rhyme. So if I am given words like... friendl|y, luck|y, murk|y, rapidl|y luc|ky, mur|ky frien|dly, rapi|dly They can also rhyme with other words, so a word could appear … |
| | Hello, It appears that I'm having a slight problem with a pesky ArrayIndexOutOfBoundsException when trying to assign a value to an array embedded within an object. I *think* it's because the array hasn't been instantiated before I try to add values to it's index. The purpose of the program is …  |
| | ran into a little snag with my code. i am trying to push the data of all the nodes in a linkedlist into a stack. problem is, i have no idea how to properly convert a node into a variable. Node current = list.returnHeadNode(); //other code... stack.push(current.getData()); my error lies … |
| | so i have two class. 1 = Main.java - 2 = Player.java AND my folder tree -src -images player_walk_right.gif -Main.java -Player.java Player.java public class Player { Image player_image = getImage(getDocumentBase(),"player_walk_right.gif"); /*** constructor Method ***/ public Player() { //empty constructor } public Player(int ix, int iy) { x = ix; y … |
| | I'm working in my java worksheet what I have to to is to first create 3 class in java I create the first and second , but I don't understand how to create the third one I don't know if I should post the code of the first and second … |
| | How can I convert a .class file of java to .exe file |
| | i getting error on getdocumentbas(). is there a easy way to display image on screen??? public class Player { private Image mario; public Image getPlayerImage() { return mario.getImage(); } public void init() { mario = new Image(getDocumentBas(),"Image/player_walk_right.GIF"); } public void paint(Graphics g) { g.drawImage(mario,x,y,this); } } |
| | Hi all, I planning to get Java 6 SE programmer certificate, actually i'm confused what is the best exam simulatoh out there to buy??? Thanks |
| | I am sick of putting resources and coding them all the time and I don't want to always repeat them. I'm using slick2d in java. It is a game library. I cannot find and game engine tutorials either. How do I create a game engine? |
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