35,618 Topics
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| | We just started to learn decisions, and I'm confused. Wonder if someone could help me figure this out. In this assignment, you are going to calculate how much a BahnCard costs to buy, using the following rules. * BahnCard25. The card costs 110 euros for a first class card and … |
 | Hi, Could anyone help me with this problem, the following code contains the GUI for a chargeback application which was handed on to me. I want to be able to test the components DC1 and DC2 to make sure information was entered when the btnGenChargeReport button is clicked... :?: I … |
| | iam doing a project based on grid computing......i need an application to communicate between the systems.....plzz do help me in that.....its in Java  |
| | The assignment problem below ask me to calculate the number of months it will take to pay off the loan and the total amount of interest paid over the life of the loan. I'm having trouble trying to find the right algorithm for the monthly payments. Could you please take …  |
| | Hey can there be any reasons for the program that is written to play audio clips is not givin any response!!!! i wrote program correctly but i cant hear any sound from the audio device.. Anyone give solution plzzz!!! |
| | Hi, does anybody know how to apply the fast-Fourier transform on spectrum analysis? When the application play the sound, it got the frequency wave shown, while if there are no sound, the frequency wave will not be shown. Does anybody have any idea on it? I try to search info … |
| | hello guyz,,do you know any best sites that could help me making codes in "shopping cart"??hope you can help me.thank you ahead... |
| | This coincides with my Operating System's Project and am on an unforgiving time limit. Its such a big project and theres soo many parts to it and I can't really write down the details....theres too many things to this. But if any1 knows anything about operating systems and what a … |
| | if i have an array initialized to hold 500 objects : [code]Object array[] = new Object[500][/code] but i only populated certain number of objects in the array... ex: 300 of them array.length will give me 500... how do i get the number of the used array? (it would be 300 … |
| | I am trying to make a frame with a label and a button and cannot get it to work. Im not sure what im doing wrong. [code]import java.awt.*; import java.awt.event.*; import java.io.*; import java.lang.*; public class Program3 extends Frame implements ActionListener, WindowListener { private static final long serialVersionUID = 1L; … |
| | can any guide me how to use jtapi haow can us handle an incoming call use jtapi |
| | Hi I'd like to use an array to store values of particular things. I would like names to correspond to each value in the array. What I was thinking was, should I perhaps create 2 arrays: String[] and int[]. Then, when I call data from say example_int[1] I call the …  |
| | Is there a way of changing the username and password used to connect to the db in a connection pool, or do i have to create a new connection pool with the new username and password. I do not want to hard code the connection string thats why i want … |
| | My head is telling me that the answer to this question is going to be NO, but hopefully i m wrong. I have a servlet which gets redirected using RequestDispatcher to a jsp page, the jsp page has some html input fields. In the servlet i get the values from … |
| | Hi. The program I am writing is for a mac and am doing so in Java. I am writing a program that finds Identical files or very similar files, not necessarily identical but very Similar. Now I can thus far compare files by name but some files are identical but …  |
| | i am building a web chat application for mobiles. Registration form for new users currently includes username , password , re-enter password and a submit button to send all to a form bean. i am having problem to create a link or a button to send the input of 'username' … |
| | well friends i am new to jsp please suggest me appropiate links to start with... all suggest the way to configure tomcat to run properly.......... |
| | i need help with JTable, i want to use it to view the informations from my database but i dont know how to do that. would apprecitae help from anyone. |
| | Hi Cud anybody help me in sorting out this issue???...i have written a java code which fetches a text fils as an input & displays the output. Now i want to display the output in an existing Excel file in a desired format. import java.io.*; class hi { public static … |
| | I am a student who is taking a computer science course in college and have been assigned to write an algorithm for a java program. I have no previous programming experience and I am really behind in this class. It seems fairly simple and anyone on here could probably do … |
| | I want to understand the JDBC thoroughly (i.e. all 4 types of drivers). Any body can help me in the following. I have searched for the resources to clear this for the past 6 months. But I can't able to clear these. 1. Difference between the 4 types of drivers. … |
| | I need to print the following array and am not sure how to do so. It uses an object which is already created named TimeAT.... i mport java.util.Scanner; import java.util.Random; /* * To change this template, choose Tools | Templates * and open the template in the editor. */ /** …  |
| | hi, as far as I know if i wanna read external text document, i can either do: [code] BufferedReader reader = new BufferedReader(new FileReader("xxx.txt")); or Scanner reader = new Scanner(new File("xxx.txt")); [/code] my first question is, what is the difference between BufferedReader and Scanner? And what is the difference between … |
| | Hi again What is the name of the component in programs where there is: a 2 character text field and on the side there are up and down arrows to increase or decrease the value in the text field. There is usually one in the "Print" dialog in MSWord, with … |
| | I don't think this qualifies as cheating on homework. I am making a Java applet that will input the name of a teacher at our school and output their schedule. When I say schedule, I mean the times they teach and what classes they teach, and where they teach them. … |
| | can anyone tell a program to calculate d number of objects in a program? |
| | hi guys,, can anyone post the entire coding for A* algoritham using heuristic functions..u hav to use java langauge.. |
| | hello guyz,,do you know best sites to recommend on : tutorials about reading a file ("text file") and writing it in "java file?? in short reading or writing files in bufferedreader.. thank you ahead guyzz.. |
| | I'm new to java and we have to create a program telling the user how much of their income will be taxed based on rates given out by the government of Canada. I am getting 2 errors, one saying that "variable federal might not have been initialized" and the other … |
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