35,619 Topics
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| | Hello guys I need some help about the Pascal's Triangle. It's not about showing an output of the triangle itself but it's a little different. The user will be asked to choose a row number in the triangle. After that, it will output the sum of all the values above …  |
| | [B]Problem[/B]: (The Person, Sruden, Employee, Faculty, and Staff classes) Design a class named Person and its two subclasses named Student and Employee. Make Faculty and Staff subclasses of Employee. A person has a name, address, phone number, and email address. A student has a class status (freshman, sophomore, junior, or … |
 | Hi there! I'm an IT student, doing a final project of some sort for my college, a board game called "Game of the Generals" (something similar to Stratego). I've done some work in C# using Visual Studio 2005, but my experience told me C# is a rather poor language to … |
| | [CODE]package demo.weatherforecast.main; import java.io.File; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import java.util.ArrayList; import java.util.HashMap; import java.util.Iterator; import org.xmlpull.v1.XmlSerializer; import android.app.Activity; import android.app.AlertDialog; import android.content.DialogInterface; import android.os.Bundle; import android.util.Log; import android.util.Xml; import android.view.View; import android.widget.AdapterView; import android.widget.AdapterView.OnItemClickListener; import android.widget.ListView; import android.widget.SimpleAdapter; import android.widget.Toast; public class EditCity extends Activity { String xmlFilepath … |
| | I've created a component (a replication of a JSpinner) with a JTextfield, and two JButtons. I've created ActionListeners on each of the JButtons to update the JTextfield. In my main program, I've create new objects based on my new component. I've added ActionListeners on my new objects.JButtons. My new ActionListeners …  |
| | Using the code for JMS client and did the same as mentioned in the http://www.java2s.com/Code/Java/J2EE/ThisexampleisasimpleJMSclientapplication.htm and run time exception occured exception is : Exception occurred : com.sun.messaging.jms.JMSException: [C4003]: Error occurred on connection creation [localhost:7676]. - cause: java.net.ConnectException: Connection refused: connect com.sun.messaging.jms.JMSException: [C4003]: Error occurred on connection creation [localhost:7676]. - cause: … |
| | Hi, I'd like to develop an algorithm that would only accept positive real numbers and would loop the input until the input is a real positive number. |
| | hello all I create a Jpanel ,with TextField For name and password. My question is how to increase My TextField Height,is is veri short ,I need to increase to 300 % of it's now 's height I include partial code below thanks denny [ICODE] JLabel lblnama=new JLabel("NAME"); JLabel lblpassword=new JLabel("PASSWORD"); … |
| | [CODE]import java.util.Scanner; class M6 //Main Method { public static void main(String args[]) //Index of Largest Number method { int a[]; int i; a= new int[10]; System.out.print("Enter any 10 numbers:"); Scanner s = new Scanner(System.in); a[0]=s.nextInt(); a[1]=s.nextInt(); a[2]=s.nextInt(); a[3]=s.nextInt(); a[4]=s.nextInt(); a[5]=s.nextInt(); a[6]=s.nextInt(); a[7]=s.nextInt(); a[8]=s.nextInt(); a[9]=s.nextInt(); System.out.println("The 10 no.'s you have entered … |
| | Ok, I have no idea how to use a class I created its probably really simple but I still cant figure it out Person employee = new Employee("Tom Jones", "777 B Street", "408-888-9999", "tj@xyz.com", "Room 221", "$30450", [COLOR="Red"](2, 8, 1987)[/COLOR]); I am trying to use this with this class I … |
| | Ok I am a programming student and need help with a problem, I already have most of it (so I don't need you guys to do my hw :P) but I am having problems with am, and I am not even sure if I am doing it right. [B]Problem:[/B] (The …  |
| | im currently programming a simple space invaders.. i have the aliens, missiles and the player.. all of them are working smoothly, but say those aliens are landed into the earth, when missiles hit the stones (for example) the stone must hava a damage. like in "GUN-BOUND" by mobius. can anyone … |
| | Hello All, I'm currently having an issue trying to retrieve elements that have been saved within my arraylist. I currently have two classes, Project and Staff. In the Project class, i have declared an ArrayList of type [i]staff[/i], as seen below: [CODE]public static ArrayList<Staff> staff = new ArrayList<Staff>();[/CODE] In the … |
| | i have taken two fields date of issue and date of maturity like this [CODE]try { tDateofIssue=new JFormattedTextField(new MaskFormatter("##-##-####")); tDateofIssue.setBounds(200,130,125,30); c.add(tDateofIssue); } catch (Exception ex) { ex.printStackTrace(); } try { tDateofMaturity=new JFormattedTextField(new MaskFormatter("##-##-####")); tDateofMaturity.setBounds(200,400,125,30); c.add(tDateofMaturity); tDateofMaturity.addFocusListener(this); } catch (Exception ex) { ex.printStackTrace(); }[/CODE] and taken both the field of date/time …  |
| | Hi everyone... I feel like this is the end of everything....I cannot do this java, I have reviewed the lecture slides again and again and I still cannot do it....Yes I know I am stupid but I really do need help.... This is my assignment, and it is simple (For … |
| | Hi , I am facing a strange issue and google could not help me either here. So now, i need your advices my friends. I have a file called hello.jsp, the contents are : [B][CODE][/B]<?xml version="1.0" encoding="ISO-8859-1" ?> <%@ page language="java" contentType="text/html; charset=ISO-8859-1" pageEncoding="ISO-8859-1"%> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 … |
| | hi guy, i am trying to create a text wrapping method soemthing like this [CODE] public void textwrap( String text, int width){ } [/CODE] what i need it to do is to print the text in a column of specified width. for example a user set width to 20, what … |
 | does anyone have any knowledge on serial port communication in java? can someone please direct me? |
| | This is the code generating xml to feed into Javascript How to convert javascript output of the image to swf format using JAVA.. [CODE] package com.info.chart; //Contributor: i18n : Pedro Casals Fradera (2006/06/22) import java.awt.Color; import java.awt.Font; import java.awt.Paint; import java.io.FileNotFoundException; import java.io.IOException; import java.io.OutputStream; import java.text.NumberFormat; import java.text.SimpleDateFormat; import … |
| | Hey, I am very new to php. I have a PHP script (modified from [url]http://woogley.net/misc/Highscore/)that[/url] I call from a my Java code to access a database in order to read/write records. The SELECT part of it was perfect. However, i can't write to the database when I try to UPDATE. … |
 | import java.util.Scanner; public class fibonacci{ public static void main(String[] args){ int n=0; int fib = n+1; Scanner X=new Scanner(System.in); System.out.print("Enter # of the term: "); n = X.nextInt(); for (int i=3; i<=n; i++) { i = i-1 + i-2; } System.out.print("Term is: "+n); } } I know the algorithm is … |
| | Soon I will be needing to generate reports and have a way to send emails. Is there a good approach to accomplishing this? I will have data coming from Apache Derby Database and forms. If I could get some key words etc I could start to study Possibilities. Any links … |
| | Hello: TABLE NAMES : /////////////////////////////////////////: : TABLE NAMES : 10.6.2.1 - (999685): : TABLE NAMES : Apache Derby: : TABLE NAMES : Apache Derby Embedded JDBC Driver: : TABLE NAMES : 10.6.2.1 - (999685): : TABLE NAMES : /////////////////////////////////////////: : Hello I have a problem understanding why my Prepared Statement … |
 | Hi all, To do OCJP certification what are the things should I learn . Pls suggest some good tutorials Thanks in advance |
| | I want to connect the mysql database in netbeans IDE 7.0 but I dont know how to do this. plz plz provide me any idea about this as soon as possible. |
| | i ask my teacher why java doesn't support pointers my teacher reply me that it is because pointer's are very hard to understand so java doesn't support the pointers. but i don't think that it is true. please help me by giving the right reason. |
| | I am trying to deploy a simple struts application using jsp and am getting the following error when i try to deploy [ICODE] HTTP Status 500 - type Exception report message description The server encountered an internal error () that prevented it from fulfilling this request. exception org.apache.jasper.JasperException: Exception in … |
| | Hello! I am writing an application for an embedded system with GUI written in swing. I now want to incorporate animations in the GUI to enhance usability. Hypothetical example: The user sees a table with some buttons ant things around it. The user can temporarily "save" the table, which makes … |
| | I am little confuse , with a point that in IOS 4 we need a tool xocde that supports java...so i want to know about IOS 5, Does java supported by iOS 5 or not?  |
| | okay so ive finished this code but now i have to modify it so that it uses the following lines of code to make the program "easier" to understand private static void writeText(BillboardInterface billboard, int x, int y, String text) private static void writeLetter(BillboardInterface billboard, int x, int y, char … |
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