35,618 Topics
 | |
| | When I printout the array contents, it prints null rather than the expected entered data. Will someone please tell me what I am doing wrong? Thanks. My code follows; [code=java] import java.util.Scanner; public class Inventory { public static void main(String[] args) { Scanner input = new Scanner( System.in ); boolean …  |
| | Hi. Do you know any websites providing free Java assessment tests? |
| | Need some help where to start...what to do???? The objective of this program is to simulate playing the game of Bingo. A Bingo card basically consists of a 2-d array of 5 rows and 5 columns containing integers. The first column contains integers in the range 1-15, the second column …  |
| | Hi I am John Tayler, new to this topic. This is a my first post. I want to make a website, will anybody tel me from where to start. Ive selected dreamweaver 8 to build my site. Is this suitable tool? Any tutorial about dreamweaver will be appriciated. Tayler |
| | hi can anybody tell me how ti skip blank spaces in java.Is there any function for that.Or we have to write code for that. thanks  |
| | Hi iam developing one application where i need to to send simple sms from to tomcat server .. can any one help me in this.. if possible plz send me the sample code...how to configure port number and mobilenumber.. thanks&Regards Basha |
| | hey everyone i am pretty new to programming and i need a little help with a code that i am writting it is a pacMan and i need it to open and close its mouth but i am not sure how to do that i started an array with the … |
| | I need to make a java app that computes and prints mean and standard deviation for a list of integers x1 through xn. If anyone can help out, point me in the right direction even, that would be awesome, I get intimidated by these math problems when it comes to … |
| | Every time i try and run this program it gives me an error saying "cannot find symbol constructor AnimationThread" The error occures on line 26 I was woundering if someone could please please help me with this Thx!! import java.awt.*; import java.applet.*; import javax.swing.*; import java.awt.geom.*; import java.util.concurrent.*; import java.awt.event.*; …  |
 | Hi there, Does anyone know any good books for Struts 2? I have tried reading: Struts 2 In Action, but I wasn't very thrilled about it Thanks |
| | Hi i created one jsp form with 2 fields..now in the first servlet i want check whether those 2 fields values are presented in the Database or not..if not then i want move those values to another servlet .. how can i do this?how to get the values (parameter values … |
| | [code=JSP]<td><c:out value="${varApm_qpay.METRICS_IN_SLA}"/></td> <td><c:out value="${varApm_qpay.METRICS_OUT_OF_SLA}" /></td> <td><c:out value="${varApm_qpay.TOTAL_METRICS}" /></td>[/code] I am using the above mentioned code to access a data and then display it on my jsp page. My problem is that I want to truncate the decimal values that are being displayed on my jsp page. for example 15.0 should … |
| | I have a JSP page that creates a link to a php page. (..:: I have ZERO JSP experience ::..) and I need to do some encoding or string substitution because a '&' is being passed and interpreted by the php as a separate variable rather then part of a … |
| | I have a Person Class, binarySearch needs to be performed on surnames. I need help with binarySearch algorithm. This is what I have so far: public class Person implements Comparable { private String firstName; private String lastName; public Person(String firstName, String lastName) { this.firstName = firstName; this.lastName = lastName; } … |
 | Hello, I am trying to develop a calender using the flash's built-in date chooser component, what I want to do is that I want to pass an array of dates to flash from javascript and then disable that dates in the calender component, Please help me in doing this. Thanks |
| | Hi guys! I wrote program, which read data from file(you can modify this file) and than it paints in to JPanel containing Canvas.But it doesn't work. [COLOR="Red"][B]class MainWindow:[/B][/COLOR] [code] package my; import my.MyCanvas; import my.Rectangle; import java.awt.*; import java.awt.event.*; import java.io.*; import java.util.*; import javax.swing.*; import javax.swing.border.*; import katka.Circle; import …  |
| | Okay, i have two classes. One needs to access (public) methods within the other . If i declare [code]ClassB objectName = new ClassB(); [/code] in one method of class A , then use objectName.methodname() in that method then it works fine. Butif i then try and call objectName.methodname() from another … |
| | I was looking at this wobbly java applet and wanted to make it a link on my website, hot do I do that so it uses the "#Bottom" link to go to the bottom of the webpage its on: [url]http://www.javascriptkit.com/java/java13.shtml[/url] I found this forum from that website, so I apologise … |
| | drop down menu task hi all i'm working in jsp & servlet project now i need a help in code for jsp page I had a drop down menu which is dynamically reloaded from my database records waht i need is to link each item in the that menu to … |
| | Hi all, I'm developing a chat application using multicast in netbeans. i did the send and receive classes and it works fine by its on, but when i want to call them in the GUI it gives me the messages when i have to push the send button and i … |
| | Hello all, I have a very stupid problem... unfortunately i can not find any way to solve it.. I am using JDeveloper to design & implement JSP page.. I have an input field "text field" where the user enter his name.. I wanna check if the text field is empty … |
| | ok heres my code [CODE]import java.util.Scanner; class TestTelevisionV3 { public static void main(String [] args) { Television tv = new Television (4, 8, true); tv.printImage(); Scanner myInput = new Scanner(System.in); String Input1 = myInput.next(); String s1="P"; String s2="C"; String s3="V"; String s4="Q"; do { tv.printImage(); System.out.println(""); System.out.println("Press P to turn … |
| | Hi , I am usinga code to connect to database. here is the code-- [CODE] <html> <head> <title>Obtaining a Connection</title> </head> <body> <h1>This Page Obtains a Connection to a Database and executes a query</h1> <% Connection conn = null; ResultSet result = null; Statement stmt = null; try { Class … |
| | import java.util.Scanner; class TestTelevisionV3 { public static void main(String [] args) { Television tv = new Television (4, 8, true); tv.printImage(); System.out.println(""); System.out.println("Press P to turn Power On or Off"); System.out.println("Press C to Change the Channel"); System.out.println("Press V to Change the Volume"); System.out.println("Press Q to quit"); System.out.println(""); Scanner myInput = … |
| | Hi, While loading IBM WebSphere6.1.0, I am getting the following error suitable JVM not found. Run again with parameter is:javahome. I am using java 1.5 and it is installed in c:\Program Files\Java1.5 and my JAVA_HOME set as "c:\Program Files\Java1.5". Could anyone please help regarding this? Thanks in advance... |
| | I put together a simple color chooser and havce one other thing I want to accomplish but can't figure out. I want the individual scrollbar to change color to reflect the amount of that particular color ie red (255,0,0) Also, in playing with this I have realized that it is … |
| | The following applet that I have displays a house with two windows and a door that are colored in black. I want to display these items with window panes in them to show that they are open when the user clicks on them. I know that I need to use … |
| | im creating a java program using Jgrasp and im completely stuck on how to apply my random operator to calculate two random numbers? heres my code: //Import Random Generator import java.util.Random; import java.util.*; //Program name class TimesTableTestTimer {//open main public static void main(String[] args) {//Create while loop to restart char … |
| | I've a simple question, i wonna make a program using access database to store the entered data and making some calculations on it to get the total income per day and per week, how could i backup the old data and save it in a separate database at the runtime … |
| | i have a jsp it has two fileds..mobileno and password..when i enterd values its storing in DB.But when iam retriving its retriving and comparing only with newly inserted values only.. it is comparing only last inserted values in Db only ..here is my code.. package com; import java.io.*; import java.util.*; … |
The End.