35,618 Topics
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 | Hello, I have one input field that is collecting some information like this: <label>Tax Rate</label><br><input type="text" class="input" name="taxrate" id="taxrate" onblur=" return getTaxrate()" value="<? echo $row['taxrate'] ?>"> what I am wanting to do is onblur convert from say 7.63 to .0763 for the tax rate. I am only using one input … |
| | I'm having trouble pinpointing the exact definition of a generic linkedstack class Suppose I have public class LinkedStack<T> { //some variables //would this be right LinkedStack(){ } //for a generic constructor of type T for the LinkedStack class of type T? }  |
 | Hello, I would like to know if using Java as Programming language and Swing as GUI is enough to create a point of sale system ? Which programming language and GUI does companies use to create POS systems ? Thank you :) |
 | I am using CPU Sim to change wombat1 to wombat2 by adding stack. I have done adding a Stack RAM and a Stack pointer SPR. I have implemented a push instruction as such: acc->mdr mdr->Stack[SPR] End The implementation is able to push the acc value to Stack but not able …  |
| | I have a stack method that's supposed to return a reversed *copy* of the this object. I need this to link this to that, the reversed copy of the this stack. Thanks public FancyStack<E> reversed() { FancyStack<E> that= new FancyStack<E>(); if(this.isEmpty()){ return this; } else{ while(top!=null) { revertStack.push(pop()); } } … |
| | i like to develop a video conference system using java.Suggest some idea how to get start with it.  |
| | i have written a code to out put the result of multiplication of two matrices using joption frame, but it outputs the result on separate windows, dont know how to output them on the same window. this is my code: 'public class matrixmul { /* * To change this template, …  |
| | I have a generic LinkedStack class with a LinkedStack reversed method It creates a new LinkedStack say newLinkedstack and pushes items from the current stack by popping them. So at the end of the operation the current stack is left empty and newLinkedStack contains the same items/elements that were in … |
| | **Where am I wrong in this program? without print function with void in reverse functio it works fine.** public class Question1 { public static void main( String [] args ) { // TODO Auto-generated method stub char [] myName = { 'H', 'A', 'S', 'H', 'I', 'M' }; char temp … |
 | Im making a program and I've to take a user input in character array. But it's giving an error which shows no suggestions available. Please help me out of it. Im posting my class code too. P.S: Infix Array is a char. import java.util.*; import java.util.Scanner; public class Conversion { … |
 | Hi.. im new to java and im writing a code in which i have to show a main menu with matrices addition amd multiplication.. i have almost com[leted it.. but i dont know how to show the option of "MENU AGIAN yes/no"?? what could be the code of it.. cod … |
| | Hello guys, i created a method that would set the value of my string so that when i pass it to another class, it would still contain the needed value: This is the first class: public Student getSelectedStudent(){ Student selectedStudent = new Student(); DefaultTableModel dtm = (DefaultTableModel) tblListOfStudents.getModel(); String studentNum … |
| | Hello, I am unable to display the correct format. I have tried everything this is how I need the code to display: Portfolio #00001, ASD = 42.50, DFAS = 45.00, CAC = 22.20, BDM = 52.50 Portfolio #00002, ASD = 42.50, DFAS = 45.00, CAC = 22.20, BDM = 52.50 … |
| | Hi, I'm trying to build a prototype or model of a program and that program requires the ability to store and retrieve data and operate locally (no network connection is needed at this time). I've discovered the javax.sql package but that seems to only connect to a database. I need … |
| | I'm trying to get appletviewer to work with a very simple Hello program. Here's my code for test.java import java.applet.*; import java.awt.*; public class test extends Applet { public void paint(Graphics g) { g.drawString("Hello",123,125); } } Then I wrote the following html. Here's my code for test.html <applet code = …  |
| | i have a ComboBox named 'ComboBox_status' which have default values 'In Operation' and 'Disposed' i want the background color to change to red when 'Disposed' is selected and green when 'In Operation' is selected. this is the code i tried but it changes the background to red for both of … |
| | This is my assaigment: Write a program that prompts the user for a beginning bank balance and an interest rate. The program will display the value of the account at the end of each year for 10 years. The output should show the value of the account for three different … |
| | Hi I have double values like this, double value1 = 100.0 double value2 = 100.23 I need to convert like this, value1 = 100 value2 = 100.23 Kindly give some sugesstions to convert like this. |
| | Hi professors, can you please help me out by saying an usefull and fast learning text book name with author for jsp(java server pages). Thanks in Advance for helping me. regards Salem.  |
| | import javax.swing.*; import java.awt.*; import java.awt.event.*; public class PaymentCalculator extends JFrame{ private JPanel panelTitle,panelInput,panelButtons; private JLabel lbltuition, lblmisc, lblscholarship, lblfee; private JTextField txttuition, txtmisc; private JComboBox cbscholarship; private JRadioButton optfull, opttuition,optOther; private ButtonGroup btnpayment; private JCheckBox chkfees1, chkfees2, chkfees3; private JButton btncompute, btnclear; private JList listbuy; private DefaultListModel listmodel; private … |
| | hiii.! how to make a hollow square of asterisks by entering a size of side by user, for example if 4 is entered then, it will be print, * * * * * * * * * * * * of 4*4. |
| | http://pastebin.com/v4Jd1yTc hi I am following a tutorial which shows how to create tileMap game in java. But i cant seem to understand some of the methods and variables. main code i post it on pastebin.com take a look. problem is I cant seem to understand what is method calculateCorners is … |
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| | How to install java applications on android ?  |
| | Hi folks! I need some homework help. I have the following requirements: // Strings required for Homework. String[]strVector = {"octhkeugrk", "fedjigchba", "mnpqdetjhz", "bgxlvfcdaz"}; a) Write code that transforms the string array provided above into a 2 dimensional character matrix, (e.g., char[][] charMatrix;). b) Once in the two dimensional array form, … |
| | As an assignment, I was asked to build a java program which can inspect the content of a website, display and download a particular form of media on that web page or the whole web page (depending on the user's need) for offline viewing. I understand I need three components: … |
 | Actually, I am working on project and specifications are : * using windows 7 ultimate * using Java language to develop project * using IntelliJ IDE for project now, When i run my project it give me output in the section at the bottom in the IDE itself. But, i … |
| | I made this program but it isn't working; any suggestions? /* * Program Name : GuessGame.java * Author : James Resue * Date : October 6, 2010 * Purpose: Write a program GuessGame.java that plays the game “guess the number” as follows: * Your program chooses the number to be … |
| | Hey guys! I want to use jtable to encode a grade, this is where i will enter the grade of the student. and when i click the submit button, the data should be in a variable where i can manipulate it and solve for the average. It will look like … |
| | I am tring to implement a website search engine with java as an applet,I have used nutch as web crawler and cassandra as my database,I have to use a nosql database(because my teacher wants me to do),now my question is what should I do next to complete my search engine? … |
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