35,619 Topics
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| | Hi! I have a Java application that works with MySQL DB. Until today I used latin alphabet, but now I would like to extend my application to working with cyrillic alphabet. As far as I know, it is possible to use UTF-8. But I don't know the way, in which … |
| | Hey all. I have a deadline tomorrow, and this thing is killing me, so I come to you with hopes of help. I have a couple of classes. An info class, which converts a string to ints and puts it in the [B]values[/B] array. Another class (plotter), is supposed to … |
| | Can anybody guide me to create a calendar editable by the client by selecting a date in jsp/html  |
| | hello. I want to know if its possible to develop a mobile application using java language. |
| | Hi, This is lokesh from india,completed B.tech (computer science). Right now looking for job. me positive thinking and very confident not over confident. my hubbies are playing chess and traveling long trips and love to make friends around world.  |
| | Hello! I'm new in java. I need some help, guys. How can I determine in Java next run time of cron-like job? For example, if I have crontab entry without command, like [I]"*/15 * * * *", every 15 minutes "5 */2 * * 1", every Monday at 00:05, 02:05, … |
| | The question is if x >=1 then i creates the array if not then it defaults x to 1. [QUOTE]Zoo has one constructor which takes an int as a parameter and uses it to instantiate the array animals to that size, and it also sets count to zero. It should …  |
 | Hello Just like we have some addons which enable us to download flash movies from webpages in firefox, is there a similar tool which can download javascript animations from webpages? |
| | I have 3 combobox in my index.jsp file. I have filled first 2 combobox with data's from database... Now i have to fill 3rd combobox with the values which i have in java file such as: [code=Java]private static String[] types = { "Vehicle Reporting", "Vehicle Revisits", "RO - JDP Count" … |
| | Hello all: The task is to: Create a row of Alien attackers, class RowOfAlien, patterned after the partially filled array. Put five Aliens in the row. When the row hits the left or right of the screen, the Aliens snake downwards (see demo). Note that this is different from the … |
| | Hi i am a java learner.Can anybody pls guide me abt struts in eclipse |
| | I have problem how to calculate mutiple checkboxes on the panel. ex: 24 roses with a bear: This costs $72 or 1000 points and $12. 14 Lilies: $24 or 360 points [CODE]import java.awt.*; import java.awt.event.*; import javax.swing.*; import javax.swing.event.*; import javax.swing.border.*; import java.io.*; import java.text.NumberFormat; public class customerInfoGUI extends JFrame …  |
| | Hello friends, I am new to java and enum use. Actually I need to give only 3 options to customer for Payment Type. So i thought of using enum and making the limited members of Payment [CODE]enum PaymentType { CHEQUE, CREDITCARD, CASH }; public void Customer(String name, PaymentType paymentType) { … |
| | I'm a little self taught at java. I have a package: package: package org.newdawn.spaceinvaders there's folders like org and newdawn are created and nested. the main is Game.java at end of those folders. How do i run it? i went to the end folder and typed java Game that didn't … |
| | Hi i am in the final stages of my hangman program and need some pointers. I've gotten to a point where i am stuck and need a fresh pair of eyes to help me go over some of my problems any advice given will be greatly appreciated. [CODE]import java.util.*; import … |
| | Hi all, I have a simple question that I can't find the answer to i'm using the following Exam.java (interface) ExamImpl.java (implementation) ExamFactory.java (interface) ExamFactoryImpl.java (implementation) The ExamFactory interface says the newExam() method return type is "Exam" The ExamFactoryImpl code currently returns "ExamImpl" Is this a problem?? i.e. Are Exam …  |
| | PLEASE COULD YOU HELP ME IN CREATING A DOT GAME IN JAVA? ******************************************************* THIS IS MY ASSIGNMENT *************************************************** Design and develop an interactive visual 'stand‐alone' event‐driven Java application implementing the “Dots Game”. This is a two‐player game in which each player clicks in turn on a dot from a matrix … |
| | string.indexOf(letter) checks for the first occurence. what can check for all occurences public class Hangman extends ConsoleProgram { private static final int MAX_NUMBER = 9; private RandomGenerator rgen = new RandomGenerator(); HangmanLexicon lexicon = new HangmanLexicon (); private static boolean end; private HangmanCanvas canvas; private static int x = 30; …  |
| | [ICODE]Ok, I am typing up a program in which will play hangman with a user. I have done most of the program, but I have to let the program randomly choose a word from the list of words stored in your array. Afterwards, it should clear the screen and display … |
| | Ok, Iam now doing my last assignment for my class. Thank god. lol Well I have to make a problem that will write an interactive Java program that allows the user to play the game of Hangman with words that are given to me from a file. Here is what … |
| | Hi, I'm trying to use JAVA GUI for first time. I've got a Jframe that when loaded adds a jpanel. the problem is it will not show any swing controls that get added to the jPanel. I'm using netbeans 6.9.1. any idea to why is happerning would be greatful [CODE] … |
| | * This program inputs ten integers and * displays the mode using parallel arrays. * Use a method to calculate the mode. This is my specs. I cannot figure out a solution as to how to find the mode using only two arrays. Help would be gratefully appreciated |
| | I have problem how to calculate mutiple checkboxes on the panel. ex: 24 roses with a bear: This costs $72 or 1000 points and $12. 14 Lilies: $24 or 360 points [CODE]import java.awt.*; import java.awt.event.*; import javax.swing.*; import javax.swing.event.*; import javax.swing.border.*; import java.io.*; import java.text.NumberFormat; public class customerInfoGUI extends JFrame … |
| | The problem that im facing is, the below code is working correctly and retrieve the pdf format files correctly and displaying it in the iframe. but it is only working in eclipse internal browser but not in firefox or internet explorer. what will be the reason for this.... Source code: … |
| | Hello Friends I have This important question about implementing double link list I have done it but it dosenot work , please try to find what is wrong.. Thank you but I need this work queckly... [COLOR="red"]CLASS LINK LIST:-[/COLOR] [ICODE]public class LinkList { [I][/I] public class LinkedList<T> { private DoubleLinkList<T> … |
| | Hi I am new to JSP, if some could help me in understanding what is wrong in this code [code]<html> <body> <%String newname="hi"; %> <%=request.getParameter("name")%> <input type=text value="<%=newname %>" name="newname"> <% newname=request.getParameter("newname"); out.println(newname); String modifyurl = "delete.jsp?newname="+newname+""; out.println("<td><a href ="+modifyurl+">Modify</a></td></tr><br>"); so when i print newname it always says null... please … |
| | guys good day!! i need ure help with this problem. we are going to make a program. 1. Store first memory location og program into base register (for memory protection). 2. Set program counter (it keeps track of memory space used by the program) equal to address of first memory … |
| | I have two classes.CyberLibraray and CyberBook These are the requirements: Design a CyberLibrary class which houses CyberBooks. Because of local laws, the CyberLibrary class has a limitation: the maximum number of books is 200. The CyberLibrary has the following constructors: Constructor #1: the default - Creates a CyberLibrary with the … |
| | [code]abstract class foo { abstract void bar( ); // <-- this is ok abstract static void bar2(); //<-- this isn't why? } [/code]why can't I define an abstract static method? |
| | Hello. I have search my app for all classes to implement java.io.Serializable. I think that the needed classes are covered.I create and serialize JInternalFrames. When I re-open a JInternalFrame some of the JMenuItems do not do thier job. Also when I right click the Tabs on the JTabbedPane to bring … |
| | I am having a problem get my program to compile. [B]ERROR[/B] Stopwatch.java:35: cannot find symbol symbol : method start() location: class Timer timer.start(); ^ Stopwatch.java:44: cannot find symbol symbol : method stop() location: class Timer timer.stop(); ^ Stopwatch.java:52: cannot find symbol symbol : constructor Timer(int,Stopwatch) location: class Timer timer = … |
| | I want source code for searching the data in our intranet website.. Please give me solution for search the data in JSP Language. Thanks |
| | Please dont tell me to "google" it obviously I'v tried everything and this is my last resort. k thanks :) ok so I have to set a value to be restricted in the constructor ___________ Modify the constructor and set methods of the Shape class to verify the values of … |
| | its a basic calculator that sums number and i want to make a GUI for it but i dont know where i messed up please help [CODE] import java.util.Scanner; import javax.swing.*; public class Sum { public static void main (String args []){ Scanner result = new Scanner(System.in); int num1; int … |
| | I was reading and researching about adding color into my program. I found this code, which compiles perfectly, but does not show the desired outcome. Here's the code: [code] import java.awt.*; import java.awt.event.*; import javax.swing.*; import javax.swing.event.*; import java.awt.Color; import java.awt.Graphics; public class Login extends JFrame implements ActionListener{ private JTextField … |
| | I want to remove all the spaces, carriage returns, and "comments" (the text inside the <>'s) from this document: I tried the regular expression [ICODE]( )|(\n)(|<.*>)[/ICODE], but that removes everything but the [ICODE]-1[/ICODE] at the end. It doesn't do that if I remove the [ICODE]|(<.*>)[/ICODE], but then it doesn't remove … |
| | Hi! I'm new around here and I'm not quite sure how this works, but the main reason I subscribe to this web page is because I'm looking for someone who can write a program for me. I've done a little bit of it, probably 10% or less but I need … |
| | [CODE]public void takeGuess () throws IOException { temp=" "; Hangman obj = new Hangman(); System.out.println ("Enter a character or type in 'hint' for a hint!"); DataInputStream input=new DataInputStream(System.in); temp= input.readLine(); if (temp.length()==1) { guess=temp.charAt(0); if ((guess >= 'a' && guess <='z') || (guess >='A' && guess <='Z')) {System.out.println();} else {System.out.println … |
| | The question asks: Enhance the [I]addInterest[/I] method of the [I]SavingsAccount[/I] class to compute the interest on the minimum balance since the last call to [I]addInterest[/I]. [I]Hint[/I]: You need to modify the withdraw method as well, and you need to add an instance variable to remember the minimum balance. (Oh, and … |
| | Here's what I got so far. I am trying to add the two fractions together while following the UML. I attached the assignment to this as well. I have no Idea how to create the add method. It's for an online class, and this one is just killing me. Thank … |
| | Hi guys, im facing a real problem with a project im doing at the moment as Im new to Java. Ive set all the buttons for the program however, i need to make the pictures show randomly. also, il need to make some buttons work, like the nudge button for …  |
| | Hi! I'm trying to login to my website throught my program, to do that I need a password and username. The password is encrypted using C# SHA256 but on the server it uses an javascript code I got from the web. My problem is that my C# Hash differs in …  |
| | hello can you help me please how can i make the function array...please help me because i have no idea for this...thank you in advance hoping for your positive responds... |
| | SINGLE USER CONTIGOUS SCHEME: INPUT THE SIZE OF MEMORY DISPLAY THE SIZE OF THE OS BY COMPUTING 20% OF THE MEMORY INPUT THE NUMBER OF JOBS EXAMPLE: IF THE NUMBER OF JOB IS ENTERED THE SCREEN WILL GIVE YOU AN OUTPUT LIKE THIS JOB 1; JOB 2; JOB 3; JOB … |
| | I have a problem how to transfer my European CApitals Array into JLabel Array, without writing the capitals on each JLabel. I figured out my dropdown menues, but I want to display the counties on JLabels and parallel to it, the textboxes for the capitals, with the JButon next to … |
| | Hi! I would like to create textfields that will serve for sorting data in JTable, and the width of these textfields will correspond to a column width. So, below you may see the code that worked until I did not use an array of textfields. Now, the size of [ICODE]txtRegNum[/ICODE] … |
| | We have this script that makes the photo change when you mouseover different items on the list. How can we make the photo link change as well? For example, how can we make the photo link to Yahoo when we hover over item 1 but to Google when we hover …  |
| | Can somebody help me change the rectangle to an oval? I try importing the Ellipse but it doesnt work :( [ICODE]import java.awt.Graphics; import java.awt.Graphics2D; import java.awt.TexturePaint; import java.awt.geom.*; import java.awt.geom.Ellipse2D; import java.awt.geom.Rectangle2D; import java.awt.geom.RoundRectangle2D; import java.awt.image.BufferedImage; import java.io.IOException; import java.io.InputStream; import javax.swing.JFrame; import javax.swing.JPanel; import com.sun.image.codec.jpeg.ImageFormatException; import com.sun.image.codec.jpeg.JPEGCodec; import com.sun.image.codec.jpeg.JPEGImageDecoder; … |
| | Hi all! I have moved on to learning about classes.....they don't seem as bad as the past things I have done so far. I have, however, hit a few snags along the way. Here is my code for my Rectangle class [code] public class Rectangle { private int x; private … |
| | Please help I am brand new to java I need help creating the java code so that when I click a button it will add .01 to a running total. I have tried to modify a calculator code but it did not work. Any help at all. Thank you |
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