49,761 Topics
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| | Hello everyone, I currently installed the latest version of VTK , 5.4.2, after that, I am totally lost what I have to do. Is there any well organized reference about installing vtk 5.4 on VS2008? Thank you in advance. Sungmin.  |
| | I am looking for some help on some various errors and problems. This is my header file in which I am getting various errors in my for loops saying expected primary expression before } token. [code] #include <iostream> using namespace std; template <class T> class basicArray { public: basicArray(); basicArray(int … |
| | [CODE]//This function prints all scores, but if a score occurs more than once, it only prints it one time void scores_once(int x[20], int size, int new_array[20]) { for(int i=0; i<size; i++) { new_array[i]= -1; } new_array[0]= x[0]; cout<<new_array[0]<<endl; for(int j=1; j<size; j++) { for(int k=0; k<size; k++) { if (x[j]!=new_array[k]) … |
 | [code] struct{ int health; int armor; char* wep_name; char* name; } test_player = { 100, 10, "master sword", "tom" }; [/code] how to i access the members of test_player ? |
| | i have a code with algo that fits my problem, but i get this error message when i compile it.. #8 floating point exception [usually caused by accessing memory out of bounds]. who knows what's this? here is my code [CODE]#include <iostream> #include <fstream> #include <string> using namespace std; int … |
| | i can't write a code for a program.Please help me guys. It goes like this: Create a program that displays the total amount a company owes for a seminar.The seminar rate is $80/person. The input is the seminar rate and the number of seminar registrants,which should be greater than 0 … |
| | Hey everyone, i'm new to the site and i'm lookin for some help on this program i have to write. I am 100 percent a beginner and don't really know what i'm doing. I need to write a short program that reads in the height at which the ball is …  |
| | Thank you for taking the time to help me. This is a portion of a D-Heap program to run a number of process based on priority level given to each process. the following are some errors which I'm getting when trying to compile this code(this is a portion of the … |
| | I was given some code by my Professor and I had to debug it. I finally found the problem, but I have no idea why it is a problem. Could someone please enlighten me. [B][U]Here is the piece of the code that has been corrected:[/U][/B] [code] . . . //Using … |
| | Hey all. I'm writing a simple bank program with a menu of options, and the first option is to create an account. The user enters an account number and this number is stored in the array in the first empty slot. So for example, if the user enters 100, it …  |
| | (Most frequent character in a string) I've been working on this problem for hours, and I'm just totally lost. I don't know if I'm heading in the right direction at all, and would really appreciate any help. My code isn't working at all, but I've included it. The homework problem … |
| | Can someone please help me with this error I am getting when compiling: [B]DivSales.obj : error LNK2001: unresolved external symbol "private: static int DivSales::totalSales" (?totalSales@DivSales@@0HA) 1>MSVCRTD.lib(crtexe.obj) : error LNK2019: unresolved external symbol _main referenced in function ___tmainCRTStartup 1>C:\...\Week 3 - Challenge 7\Debug\Week 3 - Challenge 7.exe : fatal error LNK1120: … |
| | I'm writing a program to draw a three-dimensional cube (with a corner cut off) without using any 3D graphics APIs. The only API call I make is win32's SetPixel() Everything is going great. I've drawn lines, faces, and even the entire cube. Then rotation came along. For some reason, when … |
 | Hey I was wondering how the string class is able to output its self the way it does. For example: [CODE]#include <iostream> #include <string> using namespace std; int main() { string testString; testString = "Hello"; cout << testString << endl; system("PAUSE"); return 0; }[/CODE] If I were to try to … |
| | i'm supposed to write a program that simulates cointoss. for each toss the program should print heads or tails and it would toss 100 times and counts the number off times each side of the coin appears. it should also call a seperate function 'flip' that takes no argument and … |
| | I completed most of the functions and it compiles but need help with two.Can someone help me with the uniqueScore function which is suppose to print test scores that only appears once and the differenceScore function which is suppose to print the difference between the largest and smallest score. #include … |
| | I am having an extremely difficult time with this programming challenge I have to do. I have no idea where to begin on this. I am a beginning programmer ([i]obvious I know[/i]), and here are my instructions for the challenge: [b] "Write a class EncryptableString that is derived from the …  |
| | Hi everyone, I have to write a code that finds and prints all prime numbers from 2 to whatever number the user inputs, be it 10 or 10,000. So far what i have is this: [code=cplusplus] #include <iostream> using namespace std; int main(){ int n,p,t,limit; cout<<"input the limit:"; cin>>limit; //outer … |
| | Hello, I really need help. If anyone could, please tell me what I'm doing wrong. Well, I'm making this program that asks if you're happy. Then if you don't answer yes, it will ask the question again until you do. I thought that it would be fun to have a …  |
| | Ok I have to make a 3-D array within a class and read from a file with input like this [code] 90312 Thing_1 12.34 100 25 // Shelf 9, row 3, bin 12 20705 Thing_2 54.78 24 25 10101 Another_Thing 123.45 183 4 [/code] There array is based off 9 … |
| | I got a problem when using mysql connector with wxWidgets my program crashes right when I start debugging, but it gives no compiler errors. Main.h [code]#ifndef __MAIN_H #define __MAIN_H #include <wx/frame.h> #include <wx/textctrl.h> #include <wx/button.h> // Mysql #include "mysql_connection.h" #include <cppconn/driver.h> #include <cppconn/exception.h> #include <cppconn/resultset.h> #include <cppconn/statement.h> class MainApp: public … |
| | I'm trying to figure out how to get info off of a 1 structure to use to get info from a second structure and use the info from the second to change the first. Here's some code hopefully explain it better. [code=c] struct weapons { string name; int str; }; … |
| | hey i really need help, how can i generate a simple coding of pythagorean table where it reads the upper right triangle? together, how to get table parameters, use nested loops (which prints out the raw list of all Pythagorean-candidates (do not need to store in an array) & how … |
| | Hey guys, I have written a recursive function mazeTraverse which finds the path of the mouse to find its food which is placed inside the maze. I am given a maze of of 15 rows and 25 columns. Mouse's starting position is (8,1)[eighth row and 1st column] and the food … |
| | The following binary search code runs perfect . I feed values that exist in the array and it tells me at what location they are. But if i enter a value non-existent in the array it goes bad. It says number not in array and after that... [U] Any other … |
| | I'm using system("color __"); and system("title ____"); in my code and I'm struggling on how to change them according to the input. eg. if the user enters he wants green background and yellow words ... i'm stuck with 2 variables (i would convert them to 2 and 6 [the numbers … |
 | Hi, I noticed a few snippets recently where a size_t variable was used for array indices, and after searching around I'm still not sure what the obvious advantage of using a size_t variable over a typical int would be.. To clarify, what would be the difference between this: [code=cplusplus] for(size_t … |
| | Hi! I am using the Microsoft Visual Studio to build a program that has several threads. The threads communicate among them reading a shared variable; thus, a thread is waiting: "while (variable == 0);", until other thread puts the variable into 1. That occurs more than one time in the … |
| | Hi I have a problem, I hope you can help me with. I have a number, which I need to compare to some values. I do not wish to go through all the values, and compare them individually, as I there are too many for it to be efficient. Neither … |
| | I've been trying to get started with sockets programming. However, when I try to use the getaddrinfo and freeaddrinfo functions, my linker complains that they are "not declared in this scope" and that they are "unused variables". I have checked the header (ws2tcpip.h) and the headers appear to be declared … |
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