36,051 Topics
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| | im trying to write a program to make the # someone puts in the prompt multiply this # by 7 how do i make this code ? i have result=Math.pow(number,7); but it does not give me the right answer... m |
| | Hello I am new to Java & I have made a simple mortgage interest calculator. [b]I am looking for advice on my program such as:[/b] [i]- Proper java structure - Better more efficient ways of doing what I am doing below - Proper java format(variable names, function names) - Are … |
| | Hello Everyone! I have a question about Java ME SDK 3.0 It is that I was running a project which connects my mobile with a bluetooth module(mobile is server) then mobile sends data to another mobile in an SMS.I run the code then building is successful then I donot know … |
| | This code is SkipList sort Min to Max. How to convert this SkipList to sort Max to Min.?? [B]File : SkipList.java[/B] [code]/** Skip List Using integer key */ import static java.lang.Math.*; public class SkipList { private static final double PROB = 0.5D; private static final int MAX_VALUE = Integer.MAX_VALUE; private … |
| | Hi I'm new to Java. I always knew that it is possible to generate multiple text files out from an Excel sheet using Java but never knew the tool and how is it used. Im working on Cisco equipments and Im demanded to generate 100s of configuration templates for the … |
| | I want to write a java program to read in two integers and then output a random integer number generated between these two integers. Is there any tips? Is there a random Java API (libraries) that I could use? Tks. |
| | Hello friends, I have a table which contains file names. For example i have stored a file "java.pdf" in a directory called "course". The file is located here. [url]http://www.something.com/course/java.pdf[/url] Now i stored the file name in a column named "document_filename". I stored it as "java.pdf" Now if a user click … |
| | i am vani doing 3rd year. i need to do a mini project. so i need a topic for suggestion. please do help me. |
| | Ok so i'm writing a chat program. My problem is that let's say i write something in the client or server, you only see it once you write something again. How do i make my program refresh it's self? (so it prints things in real time.) Thank You Client Code: … |
| | Hi all, i want to ask opinion,advice or mayb solution to my problem. i want to add data from this object to an ArrayList<string>.this is my code: [CODE] class Main { static ArrayList<String> test_case_list=new ArrayList<String> (); public static void main(String[] args) { //do argument.... TestCaseGenerator(s,count,test_suite_list); display_list("Final Result",test_suite_list); } private final … |
| | Hi there, I am currently doing a bioinformatics project on dynamic programming. I need to read a text file, and extract the information in it and use the information in it for my dynamic programming java codes(both java codes must be together). May I know how to extract the information? … |
| | How can we know whether the print job print the page successfully or not(on printer).......?  |
| | Hi I had a few quick questions about this program that I'm just about to write. The program itself looks fairly easy, for the calculation I'm not so sure. Problem Statement: We have been hired to write a program to determine the number of cases required to store boxes of …  |
| | hey guys ...i m making a project of "CHESS GAME"..... in which to identify any pieces of chess board ,i had used described mechanism....(see code of array) ... but it actually not working...it takes garbage value...it is working only for the "Rook"... i can't understand this behavior...so plz help me … |
| | How do I integrate a visualizer(Jmol) with my java(JCreator)? Can anybody give me the codes or explain it to me as I'm very new to the world of java. Thanks~! |
| | What is BioJava? Is it an application? Can it work with Jcreator to create my own program? |
| | In the code below, I don't understand why the diference in elapsed time calculated with System.currentTimeMillis() is different tm.getCurrentThreadUserTime() The elapsed time in millisecond is always a value like 23 or 14 while time calculated with tm.getCurrentThreadUserTime() is always 0 . I know one is milli and the other is … |
| | Hi everybody, I would like to use a XYBlockchart with the following features: 1. Highlight square when mouse is over it 2. Show tooltip (which is simple, as far as I know - just setting a flag == true) 3. Open an additional frame with a graph by double-clicking on … |
| | please help me out |
| | When i clicked on JMenuitem ..it opens a new window ..but when i close this window the parent window also closes... is there any method to resolve ..i don't want to close the parent window only the new window.. |
| | Static fields and methods are allocated memory once only, when they are first referenced, irrespective of the no. of objects u later create. But, memory is allocated for its data members each time an object is created. But what about the non-static methods, they don't change for each object. So …  |
| | I'm having trouble finding a problem in this program that supposedly converts currencies, is it possible to find some help from specialists in the Java programming language ...? the codes here: import java.awt.*; import java.awt.event.*; import java.util.*; import javax.swing.*; import javax.swing.event.*; import java.io.* ; public class CurrencyConvertor extends JFrame { … |
| | Need some help regarding this program. I NEED a similar program for odd number words in + format D as mean, horizontal & verticle, having output as:- I N I N D I A I A |
| | Hi My problem is that , The Jframe window does not remember it's position after minimizing ....suppose I minimize at co'ordiates (45,89)..but after maximizing it again open at (37,28)..means at different co-ordinates ..i want that jframe should open at the same position...after maximizing..like remeber it's position.. please help |
| | Need some help regarding this program. I had done a similar program having output as:- S A I F E E S A I F E S A I F S A I S A S Its output is as follows:- [code] class Name { public static void main(String args[]) … |
| | Hello all, can anyone tell me how to make a JFrame fixed, by not allowing user to drag it somewhere else in the window? like doking the JFrame in the screen, also disallow user to resize it. Thanks. |
| | Hi, I'm just a little confused as to what to we call a reference. [CODE]A ob=new B();[/CODE] Here B is a subclass of A. Should we say "ob is a reference of A which has been assigned an object of B" or "ob is a variable of A which has … |
| | Actually ,i made one project for web based application,but now i have to use for desktop application.and also i don't want to show my code to customer to whom i will give my project.While running WAR file in tomcat ,it automatically makes source code file,please help me out. In advance … |
| | i am engineering student developing project on shopping cart...how to implement cart using jsp cookies..when user clicks on one item and add to the cart and next if he wishes to go to next page and add another item to cart, then both items value should be added in one … |
| | Hi there, i want to redirect from the SERVLET page to an HTML page after 5 seconds. Please help..!! |
| | hi frnds m doing project on tracking keyboard,mouse & URL activity. which programming language is much easier to implement this project? Is Java better or VC++ is more better option? plzzzzz suggest me as soon as possible. |
| | i just show the code [CODE]/* * To change this template, choose Tools | Templates * and open the template in the editor. */ /* * NewJFrame1.java * * Created on Jun 26, 2010, 9:54:49 PM */ import java.io.*; import java.awt.*; import java.awt.event.*; import javax.swing.*; /** * * @author THKFC … |
| | [code=java]import java.io.*; import java.util.Scanner; public class FloatList { public void getList(Scanner inFile) throws IOException { float item; String data; while (inFile.hasNextFloat()) { values[numItems] = inFile.nextFloat(); numItems++; } } public void PrintList() { int index; for (index = 0; index < numItems; index++) System.out.println(values[index]); } public FloatList(int maxItems) { numItems = … |
| | hello everyone i have been trying to run my ejb-jsp code using j2ee server and have connceted to oracle using sun.jdbc.odbc.jdbcodbc bridge driver. but i am encountering this particular problem again and again and no data is inserted into database Error java.sql.SQLException: [Microsoft][ODBC Driver Manager] Driver's SQLAllocHandle on SQL_HANDLE_ENV failed … |
| | Hellow everyone, I have this Java Method below. I used a link which requires authentication and when I ran this in Eclipse, it worked well. validURL("http://localhost/context/myfile.pdf"); However, when I deployed this in Weblogic, the method returns an error which was " 401Unauthorized". I tried this link but did not work: … |
| | Hey, I'm working through Objects First with Java and using bluej. I've just gotten to where I call other classes and methods, and sometimes I can get it to work. Other times, like the example below, I'm completely suck. I've tried every combination I can think of to get the … |
| | Hi experts, I would ask you how to create dynamic image in JSP along with other content  |
| | Hi every Body ! I'm so happy that become members Daniweb and thanks for usefull subject's friends May be help me ?!! I want program code 8 puzzle with greedy search algorithm with Java Thanks[code][/code] |
| | How to build a [B]case sensitive[/B] bubble sort and selection sort for a 2 dim array Here is what i currently have but it does not work properly [CODE]static void bubblesort(String[][] Array){ String datae = null; String temps; String tempse; for(int x=1;x<i;x++) { for(int y=0;y<i-x;y++) { if(Array[y][1].compareTo(Array[y+1][1])>0) { temps=Array[y][1]; Array[y][1]=Array[y+1][1]; … |
| | I am santhosh martin, I am mca final year student, our 6th is projects, any body help me to select a good topic of system side projets(using J2EE)  |
| | hello all, i m a final year student doing software engineering. now its time for me to submit idea for my final project but i m unable to get any idea which is gud and still easy to implement, as i m interested in doing solo project. i have almost … |
 | hey there, I have the following code: [CODE] String[][] candidates = new String[4][3]; for(int i = 0; i!=4; i++){ for(int j = 0; j!=3; j++){ switch (j){ case 0: {candidates[i][j] = JOptionPane.showInputDialog("Give name of candidate " + i);} case 1: {candidates[i][j] = JOptionPane.showInputDialog("Give address of candidate " + i);} case … |
| | I have this javascript that is working great in Firefox but will not load in IE. Can anyone help me please? <body OnLoad="rotateImage('rImage', 'link')"> <center> <a id="rLink" style="color:white"><img id="rImage" width=198 height=150> </a></center> </body> <SCRIPT LANGUAGE="JavaScript"> var interval = 5; // delay between rotating images (in seconds) var random_display = 0; … |
| | Simple package loader to load all packages contents from directory-based or from JAR-compressed class path entry. |
| | Hello, am new to the real programming but i have very much interest. As a first real java project am trying to develop a P2P network application which can be used for chatting, but the problem is: Should it load as a server.and if so how do i get it …  |
| | Please, someone, help me out to check the errors in this code. What is the proble? I'm new to Java applet and I'm using notepad. I copied this code from a site to test but it is not working with me in the notepad and command prompt. import java.applet.*; import … |
| | [B] Hi, i written a code for delete particular file which it was saved in some folder "temp" which it was shown in the below. [CODE] try{ java.io.File objFile = new java.io.File("F:/temp/FirstPdf-022.pdf"); objFile.delete(); } catch(Exception e) { } [/CODE] In the above code, i delete the file "FirstPdf-022.pdf". But i … |
| | [B] Hi guys, [CODE] if(IsColor.equals("Y")) cell.setBackgroundColor(new Color(240,240,255)); table.addCell(cell); [/CODE] This [U]cell.setBackgroundColor(new Color(240,240,255));[/U] is for set back ground color as a blue. I need Green color. So, is there any values for green. Please contribute your advice... [/B] |
| | Hi, I have been wondering about how implementation/extension works : Let me give you an example and then ask you my question : [CODE] public abstract interface A_int {} public abstract interface B_int {} public class A implements A_int, B_int {} public class B extends A implements A_int [/CODE] okay … |
| | Hi I have a simple jsp page in which there is an ajax call on an input string which returns the upper case of the string in json. This is working for the first time but not on successive requests. I am using the GET method. Why is it not … |
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