2,055 Topics
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| | Hello, I am trying to make a constant iterator data structure, I have a normal Iterator data structure done, but I'm a little stumped with the const iterators.. can you please point me in the right direction? This is my data structure for the iterators: [CODE] template <typename T> class … |
| | Hey guys, I got my application working fine but it's using a constant 50%-ish of my CPU power, which is way too much I believe. Can any of you figure out what's causing this, or tell me how I can find out myself? :) What we're doing is reading a … |
| | I am trying to find out inorder successor of a node in a binary search tree. I read the algorithm from "Introduction to Algorithms,Cormen" and understood it. But the problem I face is that I can't find out the parent of the node when it is needed in the algorithm. … |
| | I need to make an address book that doesnt use a database. It suppose to have First name Last name Birthday Telephone number Address (street) Address (city, state, zip) Email address All information shall be stored in a structure at run time The application should read and write to a … |
| | Hi folks , i am working on hastable nowdays and looking ways to optimize my code . Please comment on my below observations and let me know if you have any suggestions. I have an existing implementation of chained hash table (A), which uses singly link list for chaining. typedef …  |
| | Can anyone say "which is the best data-structure that is implemented successfully?" (in terms of complexity & applicability)  |
| | Yes, I have looked in the forums for answers and have found plenty, and am asking about what I could not find. And yes, this is homework, but I need help and my professor has not responded thus far... now on to business. Description of Goal: Make a Set Data … |
| | just as the title says i have a problem with serializzing class which has a pointer to class. so this is a mock-up of my class structure [code] class X{ private: int number; public: int set_number(int); int get_number(void); //I'm defining the stream operators so class will act as primitive data …  |
| | I have a assignment which requires the use of multiple files. I don't believe I am linking them together correctly. I'm using visual basic 2008 at the moment. Ofter I get the program working I'll create a make file and test that. I'm also not too familiar with the string.h … |
| | Activity # 1. Create a program that inserts nodes using a binary search tree. Use an array structure to represent nodes of the trees. Activity # 2. Create a program that traverses a binary tree. Use the preorder, inorder, and postorder traversals. |
| | Element.h:15: error: using typedef-name ‘Element’ after ‘struct’ TrainToList.cc:6: error: ‘Element’ has a previous declaration here I understand that Element is getting defined twice but I do not know how to fix this. I must use Element as Car (or vice-versa??:confused:). Please suggest a fix to this problem. Now here are …  |
| | Hey Guys I was wondering if anyone can help me with this assignment like completely walk me through it? I would really greatly appreciate it....... I have tried doing it and have came up with nothing. I have been having a lot of trouble understanding this material this school year. … |
| | Although I have received some advice and code snippets, I think that I should present a broader view of what I am trying to do and the trouble I am having. I have built a test fixture that has an internal microcontroller which directs traffic in and out of the … |
| | I am trying to write a simple servlet program. But getting the error The requested resource (/servletexam/LoginServlet) is not available. I have created two servlet classes as follows - [B]LoginServlet[/B] [CODE] public class LoginServlet extends HttpServlet { Hashtable<String,String> users = new Hashtable<String,String>(); public void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException, … |
| | Hello all. Im a Java developer, but have been given the extra title of Perl developer also. So im new to the code structure. Basically Im trying to pull the width and height from a url example below and display in an error msg just to test: [url]http://...readimage?1234a&height=10&width=10[/url] [CODE] use … |
| | Hello to everyone. I have an old flat database with a couple of hundred entries that I want to convert to a relational design. It was a user database for simple login and some preferences. I would like to know if there is a simple way to convert from one … |
| | Hi all. I hope this is the right place to post this. I am a music technology student and I've recently picked up learning C++ as it would greatly help my career knowing a programming language, especially this one since it is used in the video games industry. Anyways onto … |
| | Hi all, I have created a registration form and a login form. But it is not working. The data would not go into the database. Can anyone show me the error. I have posted my pages and database structure. [B][U]registration_form.php[/U][/B] [CODE] <hr /> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" … |
 | [COLOR="Red"]Disclaimer: [I]First, I'm aware that this is C++ code and this is a C# forum, I'm not all that familiar with C++ and was hoping someone here could explain the example below in C#.[/I][/COLOR] I was browsing the very complex source code of the open source project MySQL and saw … |
| | I am trying to write a simple servlet program. But getting the error [B]The requested resource (/servletexam/LoginServlet) is not available[/B]. I have created two servlet classes as follows - [B]LoginServlet[/B] [CODE] public class LoginServlet extends HttpServlet { Hashtable<String,String> users = new Hashtable<String,String>(); public void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException, … |
| | Hello! I am trying to create a tabbed program with Pyqt4. The idea is that I want to be able to add python scripts in a folder. Those scritps should be then be accessible from a main framework/program. Finally, when I run the python script I want the window to … |
 | Not my code but I think free to share. This is intended as beginning point of learning classes or learning data structures. Read the document [url]http://mcsp.wartburg.edu/zelle/python/python-first.html[/url] As first exercise, this does not work instead of the while loop in test part: [CODE] for i in numbers: print i [/CODE] [QUOTE] … |
| | This is a homework assignment. I have the hardest time with arrays and I believe that is what is being a pain in my butt currently. I'm getting an argument null exception, which I believe is translating to "Tony you messed up another array." A jumping off point would be …  |
 | I am working on some code (not written by be, and too big to fundamentally change the structure of) where a pure virtual Image class is implemented. The user is expected to implement a function of their derived Image class with signature: [code] virtual Rgb* GetRgb(); [/code] Where the Rgb …  |
| | When i finish my U.G at the rate i am going I don't think i will know anything.I want to know exactly what i should be knowing so that i can proceed with my graduate degree.Which languages are a must know,which data structure concepts i should know,should i be able …  |
| | Dear All , The question is simple , but may be It is very simple for me that I can not see it . I have two dataset , each with with table . each datasets is connected to a separate dataadapter to get data from sql server database file … |
| | Hey all, I'm currently working on a project that exemplifies matrix multiplication algorithms. My problem isn't working on the algorithms, but more of the structure of the classes. If any of you wouldn't mind looking over my code and helping me get a little more familiar with how things should … |
| | here is my xml file i need help in creating an XSLT file to display it as HTML i a browser, the resulting output should deal with as many jobs as are returned and be simpla and clear to view in a table structure [CODE]<?xml version="1.0" encoding="UTF-8"?> <!--XML for XSLT--> …  |
| | Hi I have a join query which I use for a report ok I have a query to give me results for a report that will give me all the stores that sold policies from a group during a period. It works however I cannot get it to give me … |
| | hello all, i am having a real hard time tracing down a logic problem and am looking for help. this program just does a binary search on a sorted list and returns a record. now it works for records that exist. however, i want it to continue searching until an … |
| | Hi, I have two problems regarding my database design 1. I have a table contains the details of items, available in a store. Now there are different size available for each item. How to design my table so that it will hold each item and all available size in a … |
| | Hello, I need to use the webBrowser control along with a proxy which requires authentication. I have the following function, which works setting the proxy for the webBrowser control, but it seems like if it doesn't set the authentication data because the windows asking username/password still poping out. What is … |
| | I'm successfully importing a .dbf table into access using the get external data wizard. The issue is the data structure of the imported table. For instance, a filed with num(5) in .dbf will appear as double (without any field length) in the imported table in access. This limits onward use … |
| | Hi Friends, -The current connector for accepting request to our existing system is written in C language,we had build a ".so" file by compiling c program using MF cobol. -Cobol application calls this ".so" files and passes the required buffer.The current data structure in our application is simple string. -Now … |
| | [quote]Write a program to prompt the user to input an amount in pence. Your program should then work out what coins are the least number needed for this amount of money. The possible coins are £2, £1, 50p, 20p, 10p, 5p, 2p, 1p. For example, the coins which are the …  |
| | I'd like to use data from a text flat-file in my VB app. I have a data dictionary that describes the content of the flat-file. The challenge is that the flat-file structure may change in future (with an associated change in the data dictionary). Not frequently but every 6 months … |
| | [CODE]#include<stdio.h> #include<string.h> #include<conio.h> struct menuItemType { char menuItem[15]; double menuPrice; } menuList[]= {"Plain Egg",2.50, "Bacon and Egg",3.45, "Muffin",2.20, "French Toast",2.95, "Fruit Basket",3.45, "Cereal",0.70, "Coffee",1.50, "Tea",1.80 },order[10]; void getData(struct menuItemType[],struct menuItemType[],int*); void showMenu(struct menuItemType[],int); void printCheck(struct menuItemType[],int ); int main() { int items = 0; printf("Welcome to HiFi's Restaurant\n"); printf("\n"); printf("******* … |
| | Hi Every Body I am just trying to insert a record in Access 2003 table by code of C#2008 Here is the code - [CODE]using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using System.Data.OleDb; using System.Data.Sql; using System.Globalization; using System.IO; using Microsoft.VisualBasic; … |
| | I have a Tree class that holds pointers to Player objects. Here is the code: [code=c++] #pragma once #include "Player.h" class Tree { private: public: Player* root; Tree(void); ~Tree(void); void DisplayInOrder(Player* localRoot) { if (localRoot != 0) { DisplayInOrder(localRoot->leftChild); localRoot->Display(); DisplayInOrder(localRoot->rightChild); } } Player* Find(const Player* key) { Player * … |
 | hey, this code I wrote wont work. The 2nd and 3rd buttons wont show up in the program. [CODE] #include <windows.h> /* Declare Windows procedure */ LRESULT CALLBACK WindowProcedure (HWND, UINT, WPARAM, LPARAM); /* Make the class name into a global variable */ char szClassName[ ] = "WindowsApp"; int WINAPI … |
| | Does anyone know how to copy subfolders from one place to another in VB?. I have a Template folder on a network share I want to use to set up the base folder structure on newly created job folders, however, I can't seem to get any copy methods to take … |
| | hi guys, i'm having this kind of problem Warning: Cannot modify header information - headers already sent by (output started at /home/deleted/public_html/affiliateomega.com/face-fans/style.php:4) in /home/deleted/public_html/affiliateomega.com/face-fans/facebook.php on line 378 i really don't know why what's wrong, i've already check if their is a space or blank line but i got no clue … |
| | Hi. I write really terrible python, sort of like using crayons in art class. I have a couple questions. First is: where is the best forum for python newbies to learn how to write better code (standards) and optimize code (faster)? I just joined this forum, so it may not … |
| | I desperately need help with a project I am working on. I need to create and implement a Binary Search Tree Header file. I am having great difficulty with this and was hoping I could find some help here. This is what I have done(note: I am aware that the … |
| | Hi Guys, I need help for in storing data from PHP from array in mysql. I'm very new to PHP/Mysql and have started learing it just few weeks back. I'm trying to build a website for myself. I'm having tough time trying to insert the data from Form in mysql. … |
| | [QUOTE] I want to have two classes one for creating the dataset as a factory class and the other is my Dataset class. factory class could read data from files or memory address and also it can create random data and finally returns a dataset. first i want to implement … |
| | Greetings. I'm doing SNMP programming using PySNMP and Python. In my application, I'll be talking with several different devices that are all performing a similar function, but the internal SNMP implementations are very different from each other. In most of them, I'm retrieving tables of information and then parsing them … |
| | Hello, I am new to programming and I have to write a program to perform a fast search on address book. The address book records are in csv file and contains 4 fields - first name, last name, phone number and company name. My problems are - 1. How do … |
| | Good Morning! I guess I will start with a little background and then elaborate on the problem. I run a website for a car dealership with many different locations. The site runs relatively well and all information is stored in a MySQL database except for the image information. Due to … |
| | We're working on a project and we are completely stuck. Basically, we are coding a virtual Quoridor player module. However, our player module thinks that it's starting one square in front of it's home! Why could this be? [CODE]from interface import * import engine import random import time import copy …  |
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