49,755 Topics
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| | I am having a problem with my code for an assignment. I am to take the a dice and roll it 100 times, output the random results, and then ask the user if they would like to roll it again. My only problem is the second and subsequent times the … |
| | i m trying CvRunningAvg() function by passing two IplIMages , alpha value and a NULL mask value. it gives me some runtime terminal error. plz can anyone help me??  |
 | I'm trying to make a memory pool, I've got everything sorted out except for one thing: the allocation. I have no idea how to return a segment of the data in the pool. I have it like this [icode]byte *m_pData;[/icode]. How would I be able to return a segment of … |
| | i have the following code but i can not make the color work. where is the problem? #include <iostream.h> #include <stdlib.h> #include <stdio.h> #include <conio.h> #include <math.h> #include <graphics.h> #include <dos.h> #include <bios.h> #include <ctype.h> float xw[8],yw[8],zw[8]; float xe[8],ye[8],ze[8]; int MR[12][2]={{0,1},{1,2},{2,3},{3,0}, {4,5},{5,6},{6,7},{7,4}, {0,4},{3,5},{2,6},{1,7} }; // ¬ ббЁў ॡҐа int pg[6],pr[12]; int … |
| | Hi everyone, I'm kinda new to this - both to DaniWeb and to C++ programming, so I hope you'll bear with me and my rookie questions. Anyways, I'm trying to build a little C++ program that my daughter can use to practice multiplication. It's supposed to receive two numbers and … |
| | HI, I NEED HELP(c++) actually i make a programme through array in which even no.s print.its an integer type.array size is 20. please help me how can i do this! |
| | Hello, I'm taking a c++ class and I'm very new to this. I have a project due where I'm to change a program from static memory to dynamic memory an help would greatly be appreciated it. #include <iostream> #include<fstream> using namespace std; // Function Prototypes void getArrays(int [], int &, … |
 | After my last project, I passed the finished job onto a friend to test. She reported that when she tried to run it, she was pesented with an error that some dll files were missing (Im sorry I cannot remember them now), I searched while on the phone with her … |
| | Hello. I'm trying to print some text using printDocument. I've managed to print out the text I need into a pdf. The text is taken from the database which is initially made when the windows form loads. The problem is: Once it prints, it shows the pdf, which is fine … |
| | Hi, I'm having trouble displaying the numbers in the file on the screen. The numbers are in the .data files but i cant get them to display. [CODE]//****************************************************************************** // Exercise: Homework 07 Arrays and pointers // This program reads two sets of integers from the text files A.data and B.data. … |
| | I saw the same thing I'm about to post on here earlier, but the difference is that I wrote the program, but it doesn't do anything save compile. The code's a bit sloppy, and I'm just not quite sure where to begin with the bugs. The actual assignment is as … |
| | Hello, I am having trouble with this Hangman problem. In line 179, the wrong guesses are supposed to add up. I can't get the 'else' statement (line 176) to work. When i guess a wrong letter, it does not add up the wrongGuesses. What could be the problem? Any help … |
| | I am having a difficult time with a BitStream class. I need to overload the extraction and insertion operator for the classes, but I am at a loss. Here is what I have so far. Any guidance is appreciated. [CODE] #ifndef BITSTREAM_H_ #define BITSTREAM_H_ #include <iostream> #include <fstream> #include <vector> … |
 | Well, I know that for this I need a graphic library but which one do you recommend? I'm working on Windows, with VISUAL C++, and I know I can use windows libraries, or something, but there are a few problems with that (Mainly that I don't wanna use them). Also, …  |
| | Job: my class "network" contains a vector "taus". I wish "network" to be able to find the indexes of the n smallest elements. My first idea was along the lines (this is mostly meant as pseudo-code): [CODE] #include<algorithm> #include<vector> #include<cstdlib> class network { vector <double> taus; vector <int> nsmallest; vector … |
| | Hi Folks, I have stuck in problem. I want to record keyboard events like key up and key down in Linux OS but I couldnt able to find any proper answer. I have got function but thats lib is very specific to Dev C++ in windows.[CODE]void GenerateKey(int vk , BOOL … |
| | // Postfix evaluation.cpp : Defines the entry point for the console application. [code] #include "stdafx.h" #include <iostream> #include "stackNew.h" #include <string> #include "stdlib.h" #include <cctype> using namespace std; int _tmain(int argc, _TCHAR* argv[]) { char Exp; string postfix; stackNew Operands; float item1, item2, result; cout<<"please enter the exp<B></B>ression you want …  |
| | I need to find the smallest number formed from the same digits of a given natural number n, using arrays. |
| | I have a text file to be read "Mary had a little lamb its fleece was white as snow and everywhere that Mary went, the lamb was sure to go!". The program should do the following: 1. count number of words in file 2. print all words, one per line … |
| | Hi, I have prolly very noobish question. I compile my program separately with GCC by: [CODE]gcc -O2 -Wall -c foo.c[/CODE] I just wat to ask if there is a chance to specify the output destination of [B]foo.o[/B] file. Now the output is forwarded to the makefile dir. Thank you for … |
| | Say I have this code: [CODE]BOOL WINAPI ActivateActCtx( HANDLE hActCtx, ULONG_PTR *lpCookie ); DWORD WINAPI EnumerateLocalComputerNamesA( COMPUTER_NAME_TYPE NameType, ULONG ulFlags, LPSTR lpDnsFQHostname, LPDWORD nSize ); [/CODE] And I need a C++ script to automatically turn thousands of those into something like this: [CODE]BOOL WINAPI ActivateActCtx( HANDLE hActCtx, ULONG_PTR *lpCookie ) … |
| | Make a program that: a)create / read prepared text file with random figures b)search the pointed from the user value with the method with search step c)demand is realized with two different steps 2 <= k <n d)count comparisons during the search in both cases (for both values of k) …  |
| | I need help figuring out if two numbers are co-prime. So far I have this (prime() is a bool function) [CODE]void GetE(int& e, int& result) { int random = rand(); do{ while(prime(random)) { if(random < result) e = random; else random = rand(); } while(!prime(random)) { random = rand(); } …  |
| | I have to write a slot machine program where theres 3 wheels. wheel 1 = cherry, cherry, cherry, plum, plum, bell, bar wheel 2 = cherry, cherry, plum, plum plum, bell, bar wheel 3 = plum, plum, bell, bar, cherry cherry. when wheels "spin", output should show three items from … |
| | Hey guys, I written a base class (AudioTrackElement), and derived a class from there (Looper) and another (VolumePan). The looper class implements functionality, while the AudioTrackElement is there just so I can hold many Loopers and VolumePan objects in the same vector. The problem: I can create a [icode]std::vector<AudioTrackElement>[/icode] no … |
| | My assignment asks me to Implement a Linked List class with FoodItem as the objects to be inserted in the class, and implement a PrintList function member that prints the name of each food item in the list. Implement a SelectPrint function member that only prints the food item names …  |
| | [B]Program goal[/B]: user input for 2 equations to evaluate the operator signs. i.e. 1 * 2 + 4 - 4 and 5 - 2 * 6 + 9 would be the same --> " * + - " in both, order does not matter. [B]Output[/B]: cout saying match or not … |
| | hi , i have this assignment but i don't know how to find the structured ? the program needs to use the structure that stores the following data: Drink Name Drink Cost Number of Drinks in Machine and we need to create an array of 5 structure with this: Drink … |
| | Hello! I'm trying to alter a raytracer program which is supposed to create a picture of 25 spheres. It's an exercise in optimization so I'm basically trying to make the program run without any unnecessary code, making the program specific for the intended output. I'm using a C++ array to … |
| | Hi, I am engineering student, currently working in a project in the field of image processing. Project would involve extensive use of MATLAB or Open CV. I have past experience of working in project involving mobile application development and subsequent deployment on mobile platform. I would like to discuss various … |
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