199,124 Archived Topics
Remove Filter  | |
| | Hello, I am trying to read data from a file and make each saved item in the file an option on the combobox so that the user can select whatever he wants .The problem is in adding items to combobox not in reading from file .can anybody help me plz …  |
| | Does anyone know how to update multiple images? |
 | Here is my code:- [CODE]/* * To change this template, choose Tools | Templates * and open the template in the editor. */ package wrie.and.read; /** * * @author Administrator */ import java.awt.Color; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.io.*; import javax.swing.*; public class WrieAndRead { JFrame frame; JTextField field; /** … |
| | [CODE]class Animal { private String type; Animal theAnimal = null; // Declare a variable of type Animal public Animal(String aType) { type = new String(aType); } public String toString() { return "This is a " + type; } } class Dog extends Animal{ private String name; // Name of a …  |
| | I have been working on this topic for three days. I can not seem to solve the problem. I need to generate tree when the user enter binary with the corresponding variable the tree should be generated recursive until a certain condition is met. This topic is new to me. … |
| | Hi guys, the title says it all, I have produced list of numbers from a c++ program into an excel file, and I want to make a CDF graph out of it. What I know is that I need to find numbers greater than zero, then number greater than one …  |
| | DEPOSIT and WITHDRAWAL ERROR MESSAGE: Input Amount:Exception in thread "main" java.lang.NullPointerException at Soft_eng.ATM.main(ATM.java:226) there is a logic error or whatever error in deposit and withdrawal. :( there is a little problem in new account. when the system reaches 11 records it cause to force shutdown of this atm system. [CODE] … |
| | Hello everybody, I am still learning c++,I already know about objects, classes, pointers and i can use them. I wanna move to game development, but should I go further in console apps before moving to game dev ? Please help me because i am 14 years old and i would … |
| | hi.. this is part of an assignment.. but any help will be greatly appreciated F(0) = 0 where F(z) is a linear polynomial of order n with complex coefficients F(z) = A(n)Z^n + A(n-1)Z^n-1 + ... + A(1) Z + A(0) = 0 this hasent formatted very well.. it's A(subscript … |
| | Hi, So i got pretty far whit Java i covered basic operation, GUI w/e MVC design etc. It been a fun year learning Java. Now i want to make an application for communication between two points similar to a TFTP Server/Client. So this is how i visioned this to go: … |
| | If I close off the for loop it works but I need to get the output to show as a dialog box as well. I need the output to show inside a dialog box: Output should include count of numbers entered the sum of the numbers the average of the … |
| | Hi There is something about this code that does not seem right has anyone got any ideas? It does not matter what it does. I mean from a constructor/inheritance point of view. Some of the points I made were one constructor was passing a null value, which in turn was … |
| | Hi, I'm trying to learn some Java for fun and got a question about comparing integers. If I wish to compare int a to int b and check for equality that's pretty straightforward and easy, but if I want a method to return equal for different values I get a … |
 | [CODE]<a href="?id=home">Home</a>[/CODE] is there any option available in Javascript for getting value of "[COLOR="Red"]?id=[/COLOR]home" ???? |
| | hi! What is makefile? How does it work? Is it done in the terminal? I am using Unix OS |
| | When i'm working on my project,many times it show the message something like this "...out of memory" so can any one help me what should i do? Should I compress my project and make it smaller in size? I'm just a beginner. Every comment appreciated.  |
| | Oke so i want to make a script that automaticaly install some apps adds some lines to some files replace some lines from files For the install i use apt-get -y install packagename For adding line im using : [CODE]sudo sh -c 'echo "#Name" >> /etc/apt/sources.list' sudo sh -c 'echo … |
| | [CODE]<html> <body style="background-image:url('back1.jpg');"> <script> // CREDITS: // Snowmaker Copyright (c) 2003 Peter Gehrig. All rights reserved. // Distributed by http://www.hypergurl.com // Permission given to use the script provided that this notice remains as is. // Set the number of snowflakes (more than 30 - 40 not recommended) var snowmax=35 // … |
 | Hello I have a question. let me have this select: [CODE]<form> <select id="mymenu" name="id" onchange="getID()"> <option></option> <option value="1">A</option> <option value="2">B</option> <option value="3">C</option> </select>[/CODE] And Now i want to get the value from mymenu, to use it i another select in the same form. I searched in the net and i … |
| | Hello, I have tried my best in achieving this, and for some reason, it's not working. What I am trying to do, is to write to file and echo on screen, a converted version of how many bytes/megabytes etc. a file has been uploaded, and echoed on screen upon success, … |
| | Hi! I'm having a bad time on learning how to store and retrieve image files on MS Access. This is some sort of uploading profile picture thing in my software. The open file dialog stuff and the storing of image file in the MS Access Database are taken care of … |
| | My objective is to implement a GUI calculator in java. I am thinking of passing the expression entered by the user to bc and then get output from terminal and print to user. My question is [LIST=1] [*]How to execute a terminal command from java so that i can pass … |
| | Good day to everyone. I have this trouble of stopping the timer at a specific time, say I have to stop the timer at 1:30. When I try to run it, it doesn't stop. Please help. Here's my C++ code. [CODE] #include <iostream> #include <time.h> using namespace std; void wait … |
| | Hello, I would like to know any information about "UML Diagram Generator" from the code or if there is any good software which can enable me to make quick UML Diagrams from the code for my University Assignments. I have been looking for one but did not find anything good. … |
| | I have an approve.php inside an /include directory. I have another file inside the /pop_up directory. Approve.php [CODE] if (!isset($_SESSION['username'])) { header("location:log_in.php"); die(); } [/CODE] When i run the include('include/approve.php') code in files in the main directory, it works. When I run the include('../include/approve.php') in files in the pop_up/ directory … |
| | hi every 1 i am trying to make a search form . i want to display the data saved in sql server in a grid view upon hiting the search button . below is the code which i am using but i am getting an error > Conversion failed when …  |
| | I am using a priority_queue-s for implementing A* and Dijkstra's algorithm. Is there a point writing my own heap for time optimization? How faster would it be? I read in wikipedia that Fibonacci heap will be the best. Do you agree?  |
 | I have 3 columns in my database (book title, book author, date added). for example Karen Harper has 5 books in my database and Lisa Jackson has 3. I will enter the date added in a textbox (for example 01-15-2011 since all was added on that date) and once I … |
| | Hiya :) After a couple of years I have decided to start programming again and trying to catch up with php5. I have come across a bit of coding that I don't quite understand and would like if someone can tell me exactly what is going on here. :) This … |
| | Greetings, this is my first post here but I will try to do it correctly. I know this specific question is a common one, but I am not looking for someone to do it for me, I just need someone to help me out a little. I understand the basics … |
| | Can somebody tell me what I could do with this matter? I am using vb.net 2008 and just installed crystal report x. I tried opening my project in Vb.net and the problem is I could not see the Crystal reports icon. I wanted to add a new form via Add …  |
| | I am trying to get the program's decimal to output in two decimal places after the decimal. Please advise. [CODE] // MilesPerGallon.java // Program designed by XY import javax.swing.JOptionPane; // Needed for JOptionPane. import java.text.DecimalFormat; // Keeping proper decimal format. public class MilesPerGallon { public static void main(String args[]) { … |
| | I don't know how to write code to exit for this program.someone please help me :( [CODE] import java.awt.*; import javax.swing.*; import java.awt.event.*; public class Panel extends JPanel implements ActionListener{ private JTextField height, weight, answer; private JButton calc, clear, exit; public Panel(){ this.setLayout(new GridLayout(2,1)); JPanel topPanel = new JPanel(); topPanel.add(new … |
 | Hi, this is regarding a program I was working on, and codeorder managed to help me out, big time! Although One problem remains, I don't know how to make the streaks not duplicate. (If you don't understand, please review : [url]http://bit.ly/Av6Xeb[/url] ) [CODE] Private rnd As New Random '// DECLARED … |
| | Hello, I am learning python and am having trouble getting this program to work correctly. [CODE]from Tkinter import* import time import tkMessageBox import random def Questions(): number1 = random.randrange(1,25,1) number2 = random.randrange(1,50,2) answer = number1 + number2 prompt = ("Add " + str(number1) + " and " + str(number2)) label1 … |
| | Hello, I have a Computer Science project for school. I am done writing the full code but I am missing one of the requirements. Some of the text have to be aligned to the right. Here's an excerpt from my code which I want to change the alignment: [CODE] System.out.print … |
| | hi, I have to make an application in java to access the switch of the my company and show his details(host name,IP adress,MAC adress,time fonctionnemnt...),also if any one tell me how can I make it,some samples in java abouth that would be helpful. |
| | Somebody please help me. The page loads fine but when I change the option on select nothing happens. I'm sure it's just a small problem. Your help will go a long way. Thank you in advance. [CODE]<body> <table id="main" width="50%"> <tr> <td><div id="1"></div></td> <td><div id="2"></div></td> <td><div id="3"></div></td> <td><div id="4"></div></td> <td><div … |
| | i watched this tutorial video [url]http://thenewboston.org/watch.php?cat=14&number=13[/url] and for some reason it doesn't work.. it says time is undeclared for some reason [CODE]#include <stdio.h> #include <conio.h> #include <stdlib.h> int main(void) { int i=0; srand(time(NULL)); while (i<200) { printf("%d\n", 1+rand()%6); i++; system("cls"); } system("PAUSE"); return 0; } [/CODE] |
| | I am new to python and cant figure out what I am doing wrong with the global variables. Here is an example of the problem I am having. number = 0 def test(): global number number = raw_input("Please type a number.") def prints(): global number if number2 != 1: print … |
| | here is the details I got: 1. Create a class called 'GuessMyNumber'. The constructor should chose a random number between 1 and 100. There should be a method 'guess(int guess)' that returns -1 if the guess is too low, 0 if the guess is correct, and 1 if the guess … |
| | I'm probably missing something really obvious, but I downloaded the Python 2.72 release, and now I can't figure out what to do. I've tried googleing it but everything says to just install it. Is that install the setup.py file? If it is, how do I run a python file if … |
 | It's going on 4 hours now, and I have yet to find an answer on how to do this. All I want to do access and manipulate data in a list, from another class. The 2 classes: [B]GetList.java[/B] [CODE]public class GetList { public static void main(String args[]) { MakeList xx … |
| | Hi, I have a database with lots of fields, some of which are still empty and are to be filled in at a later stage. Is there any way of writing an IF statement (or any other method) that will allow these empty records to be 'shown' in my textboxes … |
| | Bear with me, I'm not the best at PHP, and I have to take over a project somebody else abandoned. They built a form where people choose one or more classes, and how many people they're enrolling. Once the user picks a class and the number of enrollees, they press … |
| | Hey guys, I was just installing the PHP on my laptop. And, on one of the windows, it is asking me if I want the wizard to setup a web server. Do I need one? There is a list: IIS FastCGI, Other CGI, or Do not setup a Web Server. … |
 | Hello :) (Too many questions about this)! Basically, I'm trying to display the contents of a matrix without using "cout" in my class. (It's a bad method) I've tried to return an array, but, that failed miserably.. So I've got a method in my class: [code] double Matrix::read(int theRow, int …  |
| | Hi Apologies if this is not the correct forum for this question. I am running xampp. I have 100+ image files in a directory that I wish to rename. The old filename and the new filename are stored in an mysql database I want to write a routine that will … |
| | I have been programming in C++ for a while now. I heard about RSA Encryption algorithm, and i have read many online sites on how it works. But i still cant grasp how the algorithm works. i have tried to make programs with RSA, but they doesnt encrypt. If you …  |
| | I have written the following code for creating a file and it works fine... string dirAddress = "C:\\FTPTrace\\" + ipHeader.DestinationAddress.ToString() + ".txt"; System.IO.StreamWriter logfile = new StreamWriter(dirAddress,true); Now I want to add ip address of the local machine in the path... as... string dirAddress = "\\192.168.15.96\\C:\\FTPTrace\\" + ipHeader.DestinationAddress.ToString() + ".txt"; …  |
The End.