32,204 Topics
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| | Hi, I'm having a major problem with an algorithm for Java. I am building a program that recursively parses a simple programming language that follows obvious production grammars. My main issue is nesting. For instance, the pattern might be something like this: Create Jpanel1:{ Create JButton1 Create JPanel2:{ Create JButton2 … |
| | I am looking for someone who can make a specialized programm for blackjack, to run proofs. there is nothing to do that is available. I am willing to happily pay for the program. please contact me for further information. thank you.  |
| | Create a grade calculator which allows a user to input a mark out of 100% and displays the grade F, P, C, D, or HD. Here are the grade cutoffs: F means Fail and is the mark is from 0 but less than 50 P means Pass and is the …  |
| | public class SongIterator<T,L> implements Iterator<Song<T, L>> {} |
| | **I am using software to create tile map. on map there are different objects ex circle, rectangle, ellipse, polygon etc... I have problem creating ellipse shape. other than that every thing works fine.** ** //loop though map objects and store in 'shape variable'. //so if its circle than store in … |
| | Hello, Billabong is just a small board game. You have kangaroos that you move clockwise around a lake. It looks like this: http://www.deskovehry.com/fotky/billabong/billabong-06.jpg First you need to draw the board etc. The example looks like this: static private void printField(String[][] field) { System.out.print(" "); String letters = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; for (int … |
 | I am stuck on writing this code, that requires me to take in a String and integer offset. I want to encode the string by increasing each character by the integer offset in alphabetical order. So if the integer offset given is 1, b becomes c. Furthermore, M becomes N, …  |
| | Hi guys I have a little bug which needs an extra eye to see I cant seem to see it. Can you help. Thanks in advance //CAI - Computer Assisted Instruction, multiplication program for first graders //Instruction.java import java.util.Random; //Program uses Random class import java.util.Scanner;// Program uses Scanner class public … |
| | So I've made a bit of the directory and I want to make a tester that tests the methods that I've declared. The code for the directory is shown below. package TelephoneDirectory; public class TelephoneDirectory { String name; String telnumber; /** * * @param name a person's name * @param … |
| | Sir, i need ur help, this is audio stego i can`t play my encrypted audio package techmeet1; import javax.swing.*; import java.io.File; import java.awt.*; import java.awt.event.*; import java.net.*; import java.io.*; import java.util.*; import sun.audio.*; import java.applet.*; import java.math.*; class mainframe extends JFrame implements ActionListener, Runnable { JLabel Lfilename, Lmessage, Ldesign, Ltitle; … |
| | import java.util.*; import java.lang.*; import java.io.*; class EncodeThePhase { public static void main (String[] args) { //set up keyboard input Scanner scan = new Scanner(System.in); //Ask for string from keyboard System.out.println("Please input your phase:"); String input = scan.nextLine(); //Ask for an offset number System.out.println("Please input your offset integer:"); int x …  |
| | The "Invalid Property" Error is thrown at Line 20, which is for the TextField. No idea as to why it is being thrown. <?xml version="1.0" encoding="UTF-8"?> <?import java.lang.*?> <?import javafx.scene.control.*?> <?import javafx.scene.layout.*?> <?import javafx.scene.text.*?> <VBox prefHeight="400.0" prefWidth="284.0" xmlns="http://javafx.com/javafx/8" xmlns:fx="http://javafx.com/fxml/1"> <children> <AnchorPane maxHeight="-1.0" maxWidth="-1.0" prefHeight="375.0" prefWidth="285.0" VBox.vgrow="ALWAYS"> <children><Button fx:id="zero" layoutX="14.0" layoutY="321.0" … |
| | ` Hey can u solve my prob. I was running an Applet program(.html file) with java Browser but it showing error = "your security settings have blocked a local application from running" So can u say ... which application is this |
| | I need to print out the titles for family members being stored in an array, but I am having issues with the report. It prints out all the stored names, instead of the ones that belong to each family member and one line for each. I'm new with arrays so, … |
| | Alright, so I have seen `<<` and `>>` in a few different Java Programs and I have an idea of what they do, but I have no idea what you would use them for. I haven't ran into a problem where I need to use them, so if someone could … |
 | Hi all, If we implementing an interface then is that should be inheritance? Kindly any one clarify my doubt  |
| | I'm trying to find all the prime factors of an inputted number. I was given the following Java code to convert to assembly. String getFactors(int number) { String answer = ""; for(int factor=2; factor <= number; factor++) { if(number % factor == 0) { answer += factor + "*"; number …  |
| | Create a class called PrintStars. In the main method, use nested-for loops to print 2 diagonal lines of stars accross a 9x9 grid. |
| | I am new to java programming and I just created a simple program that connects to a mysql database to update a Jtable right on my laptop. Now I want to install the program on my friends laptop and we want to share the same database. Do I have to … |
| | Hi, I have got a doubt In String. String objects are Immutable and StringBulider/StringBuffer objects are mutable. Almost we can do all the String functionality in StringBulider. Then why we need to use String instead of String builder/StringBuffer. Is there any specific reason available for using String? kindly clarify my … |
| | hi all, As of my understanding hash set will not allow duplicates. But when I add two different object of same class with same value it is accepting, at the same time same object with different values are not accepting.Kindly clarify me Senario-1 TestBean testBean = new TestBean(); testBean.setId(1); testBean.setId(100); … |
| | Rather learning C++ and Java. |
| | Hi there, I am taking a html/java script class and I am completely lost. Can anyone help? Here is what my assignment is: Create an HTML file with Javascript to do the following Have text boxes for the user to enter 2 numbers Have a button so that when clicked …  |
| | Hello everyone, I'm not sure whether this post belongs here. The thing is that I want to do a Page reload from my java code running on the server. After pressing a button, I wish for the page to do an automatic reload. So, inside the class file, I have … |
| | Hi there, Im currently designing a Dots and Boxes Game and ive run into a snag,where my Minimax Algorithm will go 4-1 against the AI but not make the next move to win.Any help with this would be great package players; import interfaces.GameState; import java.util.List; import data.Line; public class MiniMax … |
| | I need help with this problem, if someone can help me with this it would be appreciated. Part 1: Write a program that uses a while loop to loop 5 times. Each time it should prompt the user to input an integer and should add it onto a sum. After … |
 | I know I asked this before, so I appologize but I just need to write this program for an extra credit assignment and frankly I don't know a thing about arrays and don't have time to learn since I have another final coming up so if anyone could be so … |
| | I need to create a 2D array that holds the number of family members by the highest numbe of titles of one of the family members, and they input on one line. However, I am having trouble when I call the class in my other code in the main method. … |
| | Just like the title says, could you give me arguments for it?  |
 | hi thier i was wondering if you guys could hep me when i press equall it calculates but when i press equall again it adds the first number added, for example if i was to enter 3 + 2 = 5 if i press enter again it equalls to 8 … |
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