51,593 Topics
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| | [CODE]#include <iostream> // required to perform C++ stream I/O #include <iomanip> // required for parameterized stream manipulators using namespace std; // for accessing C++ Standard Library members // function main begins program execution int main(){ double wage = 0, raise = 0, raiseMoney = 0; int years = 0; // … |
 | Hello, i need to create a binary tree menu such as, Sports Clothing Menu: 1 Soccer 2 Rugby 3 Swimming [I]4 Add a new category 5 Add a Selling item[/I] 6 Quit to main menu Could somebody please steer me in the right direction of how i can implement this … |
| | Hi ~ Before posting my code, can someone tell me if it is possible to do a dual sort on an array of chars and an array of int, double or float? Would you have to use two separate sorts? Really confused here. I am trying to sort an array …  |
| | Here is my code for the same exact program. I have everything working except for displaying the calculated monthly interest. I could use some help. #include <iostream> #include <iomanip> using namespace std; int main() { double mortgage, interest, payment, years, monthlyInterest, monthlyBalance, numPayments; int counter; cout << "Please enter a … |
| | I have a C# program that I run on a Windows PC and a camera app running on a Windows CE6 terminal. The two are connected using Activesync 4.5. From the PC app, I want to be able to do the following. 1. Launch the terminal app 2. With the … |
| | Hello there. I'm trying to make a program which can input elements (integers) and sort them, then input them in a txt file. I've made the functions (write on file, read from file, sorting elements), but now I need the following.. When I use a file on which I have … |
| | Just after I include D3DX9.H I get tons of errors... like these: [CODE] Error 12 error C2039: 'm' : is not a member of 'D3DXMATRIX' c:\program files\microsoft directx 9.0 sdk (summer 2004)\include\d3dx9math.inl 1987 1 Aura2 Error 13 error C2039: 'm' : is not a member of 'D3DXMATRIX' c:\program files\microsoft directx … |
 | Is it possible to create an array of functions in Java? Or is this not possible?  |
| | Hi,I spent all night trying to figure this out. Could someone take a look and show me what I'm missing? I getting this compiler error: [B]unterminated #ifndef [/B]. But I have [B]ifndef[/B] at the beginning and [B]endif[/B] at the end of the class. [CODE]//Header file. //Class definition for teh stack … |
| | I am still trying to resolve the problem I described in [URL="http://www.daniweb.com/software-development/cpp/threads/388174"]this thread[/URL] where I basically have a DLL written in native C and want to develop a wrapper function for it and call the C functions from within a C++ application. The solution described in that thread works, but … |
| | Hello all, I'll hopefully be attending a cognitive neuroscience PhD program next fall and I'd like to learn some programming beforehand (having programming skills helps for lots of neuroimaging labs). Labs I've worked in used UNIX, MATLAB, and E-Prime (visual basic) and I'd really like to improve my knowledge before … |
| | Hello guys I had an Exercise for a Noughts and Crosses game and i thought maybe it could help whoever needs to get an idea of Classes and Arrays. [CODE]#include <iostream> using namespace std; class CNoughts { private: int grid[3][3]; public: void Initialise(); void Grid(); void PlayerInput(); int Player,i,j; int … |
| | I have to follow the Command Pattern in making a reverse polish notation calculator in C++. It needs to do undo and redo. It's due tomorrow morning so I've been banging my head against the table everyday for the last two weeks even tho I know its probably very easy …  |
| | Hi..this is my coding. Its compiled successfully. But i could not get my result. I don't know whether the data stored in the file successfully or not. Please Help me. [CODE] #include <iostream> #include <fstream> #include <cstring> using namespace std; struct status { char name[80]; double balance; unsigned long account_num; … |
| | I am having trouble with the program not pushing the strings and only part of the characters from the file. I really hope one of you can help me because this is due in the morning here is the actual assignment Learning Objectives: The purpose of this lab is to … |
| | Hi fellow programmers. I am having a cross os compiling problem. I want my friend to test a program I am makimg, and he knows nothing about c++. I am using linux ubuntu 11.04 and can compile on that, but I can't find how to compile for windows, and he … |
| | I know this program only takes few lines. I don't now how to out put the text to print every other letter for example: shsofwbanrqeiyzobu output: h o w a r e y o u [CODE]int main() {string k; cout << "eneter a text" << endl; getline(cin,k); for(int index =1; … |
| | I started a programming course about a month ago, recently we started learning about using different code outside the main string and using them in order to pass data to each other I really got lost and didn't understand a word, wonder if anyone could help explain how it works, … |
 | can anyone see why the status.health wont take away the 20 ???? [CODE]#include <iostream> #include <string> // To allow use of Strings. using namespace std; //char inventoryRequest = 'i'; //Function Definitions. void displayInventory(); void displayStats(); void statsObject(); void gameOver(); void stats(); void inventory(); void exitGame(); int playGame(); class status{ public://Access … |
| | I just decided that I wanted to make one with C++, but I'm not really sure what I should put in it. Any ideas? I don't just want it to be some boring thing where you have to "Press enter to continue" all the time. |
| | Hello. I have to do an program that writes an scale from num 1 to num 2. I managed to do that writes out from 1 to given number. Can anyone help me do that I can insert an scale starting number? Code: [CODE]#include <iostream> using namespace std; void prime_num(int); … |
| | I need a program that presses down the space bar, I found this for SHIFT [CODE] #include <iostream> #include<windows.h> #include<fstream> #include<iomanip> #include<time.h> using namespace std; int main() { keybd_event(VK_SHIFT,0x10,0,0); //shift press cin.get(); keybd_event(VK_SHIFT,0x10,KEYEVENTF_KEYUP,0);// shift release return 0; } [/CODE] But I can't seem to find the VK_? and 0x?? codes … |
| | I'm doing a project for school and I'm having difficulty getting the average of two averages, using arrays. I have to get the average of high temperatures for a year, the average for low temperatures for a year, and then find the average of those average. We used 366 days … |
| | Hi[QUOTE]just wondering how i would set up a menu so that i can call anytime when pressing "M". im nearly sure it would have to be a loop but im not quite sure how to do it. can anybody help? thanks [/QUOTE] |
| | i have a serious problem with this malloc function used in C language.i have been studying the topic "new" for few days,and there i found a code in which malloc was used.i am trying to change it to new but my compiler always always CRASHES. the line which i think … |
| | i'm beginner in C++, please help me in display function to display the linked list of my following program thanks [CODE] #include <iostream> using namespace std; template< class T > class Lnode { public: T data; Lnode< T > *next; }; template< class T > class List { public: int … |
| | Hey all I'm having trouble with loops again and this time it is for loops. I need to calculate monthly balance and interest paid on a balloon mortgage and am having trouble with the calculations. An example of what the program should look like: Enter Mortgage: 100000 Enter Interest Rate: … |
| | Hi all, I am just going through C++ basics now and I read that enum types cannot be input directly with cout and cin and such.And also that type coercion from int to enum is not allowed.But when i do this, [CODE] enum SumEnum{ENUM1,ENUM2,ENUM3} SumEnum VarEnum; scanf("%d",&VarEnum); printf("%d",VarEnum); [/CODE] It …  |
| | I have this code to take a screenshot of my app window: [CODE] BOOL TakeScreenshot() { struct tagPOINT Point; struct _SYSTEMTIME SystemTime; HWND handle = (HWND)WINDOW_HANDLE; if(handle) { CreateDirectoryA("Capture",0); RECT r; GetClientRect(handle,&r); Point.x = r.left; Point.y = r.top; ClientToScreen(handle,&Point); OffsetRect(&r,Point.x,Point.y); HDC cr = CreateDCA("DISPLAY",0,0,0); HDC cr1 = CreateCompatibleDC(cr); HBITMAP ho … |
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| | Ok I have been working on this program for some time now. The program is to take any number of any size and then add them together. After which it will print out the result. The problem I am having is that the gut of the add function seems to … |
| | I want to write a C++ class, like this: In MyClass.h: [CODE]class CMyClass { public: CMyClass(); int MyFun(int a, int b); protected: int m_iData; BOOL m_bFlag; }[/CODE] In MyClass.cpp [CODE]CMyClass::CMyClass() { // Some initialization codes } int CMyClass::MyFun(int a, int b) { // Implemenation of MyFun }[/CODE] Now I want … |
| | As the title suggest this is about problems I have having with writing my Caesar Cipher. I know how they work but I don't know exactly how to write it. And I know that many of you are wondering why I just don't read the hundreds of other Caesar Cipher … |
| | how i move the mouse cursor . and create left, right and double cliks using visual c++ i m new to visual c++  |
| | My exe requires a dll to run, I have to keep moving the dll to the exe's folder to run it properly :( How can I combine the 2 files together as one? :(  |
| | I've never had a problem with files before, but now I can't seem to get it to work properly. I have this code: [CODE] fstream someFile("file.txt"); switch(choice){ case 1: cout << "Enter date: "; cin >> date2; cout << "Month: "; cin >> month2; cout << "Year: "; cin >> … |
| | Hi everyone, I just switched from Java to C++ and not so familiar with memory management in C++. I dynamically allocated an array which holds F_HeapNode objects. Whenever I assigned a value to the element of this array, I got an error message saying" no operator = matched these operands". … |
| | HI folks, This is my code. How can i pass a outside structure parameter to a class method? [CODE]using namespace std; struct status { char name[80]; double balance; unsigned long account_num; }; class FileHandler { public: FileHandler(string); ~FileHandler(); int getRecords(struct status *); int putRecords(struct status *); private: string fileName; fstream … |
| | hey guys I'm a newb to this C++ programming and I need help. I've made a non-recursive GCD C++ code, but i was having problems with the algorithm. Can someone help please? [ICODE]import java.util.Scanner; public class GCD { public static int GCD; public static int div; public static int remainder … |
| | Assume the following specification of a node of linked structure and the class [CODE]// LinkedStructure And the class.cpp : Defines the entry point for the console application. // #include "stdafx.h" #include<iostream> #include<stdio.h> #include<stdlib.h> #include<conio.h> using namespace std; struct Node{ int info; struct Node *next; }; typedef struct Node * NODEPTR … |
| | Hi! :) I've been given a task in which I have to code a C++ program where an encryption key string with a length of 26 small alphabet is asked, then the user must input a word to encrypt and then it shows the encrypted word. If the encryption key … |
| | Hi, I'm getting segmentation fault errors when I use quicksort with ~350 000+ numbers. This is the quick sort algorithm I'm using: [CODE]void swap(int* v, int i, int j) { int tmp = v[i]; v[i] = v[j]; v[j] = tmp; } int partition(int *v, int s, int e) { int … |
| | Hi. I'm sure this question has been asked before, but I can't get the text searched for. If anyone can explain them, refer me to an article, or give me the correct search query I would appreciate it. Thanks. |
| | bool operator >(Counter & rhs) { } bool operator ==(Counter & rhs) { } bool operator !=(Counter & rhs) |
| | Ok I just need an idea or a source code to start my project. I need to read a text file with fstream or any other thing. This will be my txt file (nothing the same, just an example) [CODE]a = 6 b = 3 c = 7 a - … |
| | Hello, I'm trying to compile my client, For a video game. But I get this error [CODE]c:\drsource stuff\46022362clientlatest\clientlatest\filemgr.h(18) : error C2275: 'std::iterator' : illegal use of this type as an expression [/CODE] [CODE]{ typedef map<int, T*> hash; typedef map<int, int> check; typedef map<int, T*>::iterator index;[/CODE] And here is another one … |
| | I have already downloaded the latest DX SDK (June 2010) and still, this error remains. error C2065: 'IID_IDirect3D3' : undeclared identifier I already included the headers below but it seems not to work, what am I missing? #include <d3d9.h> #include <ddraw.h> |
| | I am trying to get my code below to display what high school the students are from from the .txt file the text file below will work but i want to add school to txt file and confused on what to change in my code [QUOTE]Alphy Beta 85 83 77 … |
| | Consider the following selection statement where X is an integer test score between 0 and 100 Declare X as an integer Write “Please enter a number between 0 and 100.” Input X If (0 <= X and X < 49) Write "You fail" Else If (50 <= X and X … |
 | SOrry guys to disturb you all... I just need a little help , can some one please give me a brief introduction to pointer... also i have some question, what does these mean [code] int i; cout<<i (mean to print i) cout<<*i (what does it mean) cout<<**i (what does this … |
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