35,619 Topics
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| | Hello everyone. I have a question. In a servlet, can we write something on page using [CODE] PrintWriter out=response.getWriter();[/CODE] ,then clearing the page and then also forward the request using [CODE]RequestDispatcher rd = request.getRequestDispatcher("/some jsp page"); rd.forward(request, response);[/CODE] I was trying to do this but for some reason forwarding part … |
| | I have just started learning python, I am a Java programmer. I think python is more simple than java. What I wanted to ask is, where is python used? And if python does not follow the complete OOP concepts, then can it be used to design large / major applications? …  |
| | How i can Rewrite URL JSP in Apache tomcat same MOD Rewrite in PHP [U][B]EX.[/B][/U] [CODE]test.jsp?id=1 as test/1[/CODE] Thank You. |
| | Hi which mobile devices support JavaFX ??? thanks  |
| | Hello everyone, i'm trying to use 2 mootools scripts together in one source. They work serperately but as soon as i combine them only one is working. It seems they interfere with each other but i can't seem to find the problem. Can anyone help me out? I'll paste them …  |
| | I have a JTable as a leaf node of a Jtree. But though I can select each row in the table I cannot select each cell element. Please HELP! Adity  |
| | [QUOTE=varunnanda;1173601]Thanks you very much, I am oblized.[/QUOTE] I'm very new to Grails, so hopefully this isn't blind leading blind! Below is the environment entries from my datasource.groovy dev works ok against memorydb prod works ok against MySQL running on a server with the noted IP address However, I can't get … |
 | This is my overloaded Jpanel i want to pass the event of the buttons, so that i can change the text in the jLabel in my main class listed below. [CODE]import java.util.Scanner; import java.awt.*; import javax.swing.*; import java.awt.event.*; public class Keypad extends JPanel{ private JButton b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12; public Keypad() { setLayout(new … |
| | I'VE A PROJECT AND I'M JUST START LEARNING JAVA SO I NEED HELP . HOW SHOULD I START WITH THIS PROJECT ............????? Design and code a Java application to store and manage the rates of some currencies of interest and to perform conversions between them. The application should have a …  |
| | hi everyone.. I have this assignment that I should sort whatever I enter in ascending order of the variable a .. I want to know what is wrong with this Thank you all in advance.. [CODE]public void addRecord() { Scanner abc=new Scanner(System.in); System.out.println("Enter the file number "); int a=abc.nextInt(); System.out.println("Enter … |
| | hey guys i want to know is it possible to take a 3ds max 3d model and show it in a java file?? if so could i have some pointers in the right direction?? thanks a lot its much appreciated!!! |
 | My custom button thing isn't clickable. I don't know why! (obviously :P) I DO have an action listener This make a button that looks like a cross. The input is: [code] "name", g, 0, 0, 100, 100 [/code] It looks like this: [url]http://mitch9654.zymichost.com/Java/index.html[/url] [code]package Buttons; import java.awt.*; /** * * … |
| | Hello friends i have spend a week to make a notepad.But i have one error in it i dont know where i am wrong . i am not able to add JFileChooser in my notepad i have JFileChooser in my code but its not working properly that's why i have … |
| | pleas help [CODE]public double getInvoiceAmuont(int q,double pric){ System.out.println("ente the quantity and the peice" ); q=in.nextInt(); pric=in.nextDouble(); if (q<0) return 0; if (pric<0) return 0; return q*pric; }[/CODE] is this answer correct for this question : {{ -Provide a method named getInvoiceAmuont that calculates the invoice amount (i.e., multiplies the quantity … |
| | I have written two different classes that are in two different files one is LoadData.java and the other is csvReader.java both are in the same folder. In the class LoadData I try to use a public function in csvReader by calling csvReader.getData(), when I compile LoadData, which is after I … |
| | Sorry if this has been asked before. I have a jframe with a textcomponent in it and a menu with an exit option. When you select the exit option a funciton is called that checks whether a change has been made to the document and the user can select to … |
| | Hey all, I need help with this. I have a .txt file, called "littlefile.txt", inside that .txt there is text of course and my java program is supposed to read that text (as a String), and find a word like ... "hello", ... that's ok, but the java program must … |
| | Hello, a few months ago I started not being able to view javascript. Google ads, chats, javascript popups, chats ect. I use Mozilla firefox but I have the same prob on IE (Yes javascript is enabled on both). I use XP and run Nortions Internet Sec 2005 although I have … |
| | Hi, I am working on assignments that deal with Generics in java. I have a class Movie that have a String name variable. However I have to add a few more properties to Movie objects like Release year and Director name. So I created an Inventory class that uses the …  |
| | Hello all: I find that the tag "<error-page>" could not be executed in my struts project. It could not be forwarded to the "error.jsp" when I try to access a not exist page or a wrong url.Why? The web.xml is like this: [code] <?xml version="1.0" encoding="UTF-8"?> <web-app xmlns="[URL="http://java.sun.com/xml/ns/j2ee"]http://java.sun.com/xml/ns/j2ee[/URL]" xmlns:xsi="[URL="http://www.w3.org/2001/XMLSchema-instance"]http://www.w3.org/2001/XMLSchema-instance[/URL]" xsi:schemaLocation="[URL="http://java.sun.com/xml/ns/j2ee"]http://java.sun.com/xml/ns/j2ee[/URL] … |
| | Can I apply JSP and J2ee technology for Social Network developing I am novic in web programming and My thesis title is social networking ! Please reply and advice me how should I do? I have little experiences in J2EE and MySQl looking forward to your reply!! Opera, Mandalay Technological … |
 | Anybody know of any good tutorials for customizing the appearance of Java GUI's and applets. Specifically, I'd like to design the layout of the GUI or applet in Photoshop. Thank you for your time and help. |
| | Write a program that asks the user for the name of an input text file. The text file (which could be created with NotePad) will contain integers in character format, one per line, such as follows. 12 1023 -56 84781 0 -9371 The program also asks for the name of …  |
| | I'm trying to create a blackjack program for school. No matter what I've been doing, this keeps coming with errors. My teacher says theres some logic errors, and i don't understand it. [code] import java.util.Scanner; import java.util.Random; public class BlackJack { public static void YesNo(){ Scanner input = new Scanner(System.in); … |
| | Estoy haciendo un programa en java donde el usuario puede jugar torres de hanoi o resolverlo solo, pero cuando hago q se resuelve solo me tira d una vz la solucion enontonces e intentado cn timers y sleeps para q pare redibuje y asi se mire paso a paso pero … |
| | [CODE]import java.util.Scanner; public class THREE{ public static void main(String args []) { Scanner in = new Scanner( System.in); String symbol; double averagePrice; double stockPrice; int sum = 0; int count = 0; final int FLAG = -999; char options; do { System.out.println("Please chose from one of the following menu options: … |
| | Python functions. 1. Given a list of words, return an array which indicates the frequency that each letter occurs. For example, in the list ["apple", "bob"], [ 'a' -> 1, 'b'->2, 'e'->1, 'l'->1, 'o'->, 'p'->2] . The order of the array does not matter and a Frequency class will be … |
| | the program asks the user to input the number of users who wants to play. i couldn't get the result of players.length individually. each players result should be number of correct answers from the number of questions asked. please help!. [CODE]import java.text.DecimalFormat; import java.util.Random; import javax.swing.*; public class coll { … |
| | G'day, I've got rather a simple problem to deal with though i'm personally having some trouble. I've recently fixed up some of my database queries so that i use a view to get the data that i need. My view gets the following info: [LIST] [*]Attraction Name [*]Package ID [*]Package … |
| | code [code] import java.awt.*; import javax.swing.*; import java.awt.geom.*; public class QuestionA extends JApplet { public void init() { PanelLukis panel = new PanelLukis(this); getContentPane().add(panel); } } class PanelLukis extends JPanel { private int x_axis, y_axis; private int squareWidth, squareHeight; private int x, y, coordinateX, coordinateY, squareNo; JApplet app; public PanelLukis(JApplet … |
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