51,593 Topics
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 | Don't know if anyone here will be able to help me - but here I go. I'm reading [i]Beginning Game Design[/i] by Jonathon S. Harbour. In a chapter on DirectSound, the author says to go the DirectX SDK, and then go to \samples\c++\common to get four files (dsutil.h, dxutil.h, dsutil.cpp, … |
| | Hi all! I've been searching the internet and various C++ books for quite some time now, and I appear to have reached a brick wall. As suggested in a given algorithm written by my professor, during input validation, if the stream goes into failure, I am to "reset cin" followed … |
| | [code=c++] #include <stdio.h> #include <iostream> #include <string> #include <vector> using namespace std; vector<string> g_split_string(const std::string& str, const char c) { vector<string> v; cout << str << endl; string::const_iterator s = str.begin(); bool flag = true; // continuous c while (true) { string::const_iterator begin = s; while (*s != c && …  |
 | While trying to run someone elses example code, Visual Studio 2005 never produced an executable even though the build process was successful. Do you have any idea why this might be? |
| | -------------------------------------------------------------------------------- I am trying to do a program that will use a function to search a string for an occurence of another string. Can someone please tell me what is wrong with this? [CODE]#include <iostream> #include <cstdio> #include <cstring> using namespace std; void replaceSubstring(string, string, string); int main(){ string string1, … |
| | Hello(repost)- I am reposting because I didn't get the answer I needed. My teacher gave us this problem in a lab and I need help with it. Basically, he wants us to write an algorithm to count symbols. The user will provide anywhere between 3-10 symbols and then an initial … |
| | Hello, i have rather curious question, i have an array of integers, but i need/want to put them as a single strings which separates the rows with newline characters... does anybody have any idea on how to create a string from an array of integers? please, and thank you! |
| | Create a class in C++ name Height with the following Data members Feet Inches The Height class presents Height in Feet and Inches. For instance, Height (4, 3) means 4 feet and 3 inches. The Height class you will design should have the following features. Constructors Class must have 1. … |
| | this is a part of my graduation project on Minority Game, I have problem with changing MemValues after first it iteration, at the first iteration I need random values, but after that i will have 1 Last win wihch would be the temp[m_nMemory-1] and then eache value should be shift … |
| | I am trying to write a program that will flip a coin 100 times and count the number of times it lands on heads as well as the number of times it lands on tails. I have a function, flip, that returns 0 for tails and 1 for heads. When … |
| | Hey, Is there anyway to control a volatile number of objects (don't know if I'm using the right term here... I mean when you don't know how many of an object you're going to have at any one time), like bullets in a shooter. If you have a bullet class, … |
| | Hello, I have been stuck on this for awhile, and can not seem to get it to work exactly correct. I am trying to read in a file ("in_text.txt") and print out it's contents to the screen for now (eventually i will manipulate the data with a block_cipher class). Here … |
 | Ok.. I use c++ numerous times to stream an output to script's to do further operations. Sometimes I need an email script, and will output one and manipulate the script with c++. As dumb as a question as this is I just want to clear my confusion before I go …  |
| | Introduction Reverend Zeller developed a formula for computing the day of the week on which a given date fell or will fall. Suppose that we let a, b, c and d be integers defined as follows: a = the number of the month of the year, with March = 1, …  |
| | Hi there I am writing a simple while loop which terminates on the condition that a certain value is found, as follows [code] std::string question = q.quest().que(); std::string answer = q.ans().answer(); std::string graphic = q.inf().info(); std::string english1; std::string english2; std::string arabic1; std::string arabic2; while((answer != english1) || (answer != english2)) … |
| | Hey guys, I just have a simple (?) question. What difference is there, if any, between [inlinecode]cin[/inlinecode] and [inlinecode]std::cin[/inlinecode] (for example)? If the latter is better form, why is it so? |
| | I am having problems with jGRASP. Whenever i try to compile... i get the error... "g++.exe: installation problem, cannot exec `cc1plus': No such file or directory ----jGRASP wedge2: exit code for process is 1. ----jGRASP: operation complete." Does anybody have a quick fix? I already have MinGW installed. |
| | i m trying to terminate a thread when it is executing . could anyone help me how to go about this... thanks, aravind |
| | Hello!! I have an array filled with figures stored in an input file. My program has read the input file, and filled the array with the contents. I also have a random number generator. I have made this make 2 random numbers between 0 and 1 at a time. I … |
| | The function is as follows: void Runthrough(double * from, double * to, double * when, double * howmuch) { nflows += 1; if (nflows > LENFST) { /* Stack Overflow */ Application->MessageBox("Error occurred.", MB_OK); return; } else { /* Store the arguments in the stack */ flowstack[nflows].from = from; flowstack[nflows].to …  |
| | Hello- My teacher gave us this problem in a lab and I need help with it. Basically, he wants us to write an algorithm to count symbols. The user will provide anywhere between 3-10 symbols and then an initial number. For example: user: 01234567, initial number: 106 output: 107, 110, …  |
| | Is a COM object included in a project in the C# IDE much like it is in VB where you so include it graphically in a design view?  |
| | Hi I'm a complete noob to programming but am trying to learn c++. Im having trouble with a small project that I was given and was wondering if anyone could help me out. Here is the sample project that I was given: A certain country charges its citizens an annual … |
| | what about overloading the subscript operator to… say sort an array of ints without templates... example: [code] class Whatever { private: int * m_value; public: int &operator[](std::size_t index); }; [/code] |
| | I am writing a simple program to read in date from a lotto winning numbers file. The data is structured like this: 01/03/1998 6 - 12 - 20 - 33 - 34 - 50 01/10/1996 13 - 22 - 34 - 40 - 44 - 49 etc. No matter how … |
| | Hi masters: I got an error message when I was compiling my code: "E2293 ) expected" It indicates some thing wrong in a line on which I defined a function. There are a lot of arguments in this function and some ones are array. I checked this section many times … |
| | Hello.. I finished a program that does multiplication by successive addition.. But now I want to change my program to do division by successive subtraction? I tried to change my while loop to break out sooner but it didn't work... Thanks for any Help! [code] #include<iostream> using namespace std; int … |
 | I have a vector of a structure.. say [QUOTE]struct employee { string name; int age; int empId; }; and a vector of this structure RWTValOrderedVector<employee> vec;[/QUOTE] suppose this vector has 4 entries. Now if i want to find in this vector for employee information of a specific employeeid, how do …  |
| | can anyone give me the program for the 8 queens problem please i need for my project  |
| | [code=language] #include <iostream> #include <fstream> #include <cmath> using namespace std; //Begin by defining the functions that are to be called in the main program double f (double x) //Function 1 Finding 1/x, the integrand, this shall be called f { //Function 1 Body double y; y=1.0/x; return y; } //End … |
| | hi there :) i'm currently practicing with the recursive backtracking method by trying to solve all the suggested problems... one of them says: find all the solutions for the next ecuation: 3x + y + 4xz = 100 so the solution would be of type S={(x,y,z) | x,y,z belonging to … |
| | I can only compile my source code if the command prompt is pointed to the compiler directory or the source code directory. Basically, I can get the compiler to compile from either: [B][B]C:\Borland\BCC55\Bin>[/B] C:\bcc32>[/B] or [B] C:\01proj\hworld.cpp[/B] (location of source code) My source code is [code=c++] // C++ code template … |
 | Hey guys I know I have posted this type of question before but I want to get to the nitty-gritty of this. I have the following program that sorts ten numbers enter by the user. The program work but I am not able to see the results because the program … |
| | I've been programming for about a week now and I'm just learning if statements now I made a simple program that asks the user for a number input (1-4) and depending on what they input it will add/subtract/multiply/divide 2 numbers they enter after they decide what operation they want to … |
 | Hello, I am having some trouble traversing backwards through a double linked list. Basically this program pulls words from a text file (I have attached the file I am using), corrects the words and stores them in an array of pointers (one pointer per letter of alphabet) of double linked … |
| | Hi everyone, I need help with the C++ program. I need to find a way to write this: compute the product of a*(a+1)*(a+2)*...*(b) |
| | I've got a program to write and im struggling to start out.. read one integer, n, from a file, then loop the program n times, using indexes 1-n. I'm not really sure where to start with that statement... Im a bit rusty in c++ haha. Each time through the loop …  |
| | Does anyone know how to delete a specific index of an array? Is there any recommended library out there ? |
| | The Address Book is a collection of records and one record should have following fields about a contact • Name • Address • Phone number • Email address The Address Book program should have the following features 1. Add-to add a new person record 2. Delete-to delete an existing person …  |
| | ok i just got my ass chewed by my professor cause he gave us a a program to build and i used visual studio to build it . he told me he wants his programs built in a compiler , i told him i was using visual studio , he …  |
| | Hi, I am having a problem in implementing multithreading in my program.i have a function which goes like this int x=NodesArray[2]->SendData(routeInfo,countDataPackets,pathInf); i want to call this function with the help of CreateThread and i did it this way hThread[0]=CreateThread(NULL,0,(LPTHREAD_START_ROUTINE)NodesArray[2]->SendData(routeInfo,countDataPackets,pathInf),NULL,0,&dwID[i]); i just read some programs online and read microsoft visual c++ … |
| | I have a question, my code doesn't work right, I try to put in a break, so it understands to go to the next case, but it doesn't do anything...Does anyone know how to make it run so that the Username enter in correctly and run the rest of my … |
| | /stores and retrieves data for two secret asgents [code=c] #include<stdio.h> void main () { struct personnel { char name [30]; int agnumb; int agent; }; struct personnel agent1; struct personnel agent2; char numstr[81]; printf("\nagent 1.)\nEnter name:"); printf("Enter agent number (3 digits): "); gets(numstr); agent1.agnumb=atoi(numstr); gets(agent2.name); printf("Enter agent number (3 digits);"); … |
 | Hi everyone! I am new to C++, started not so long ago. I am writing a database program using sqlite3 and gtkmm (C++ bindings to GTK) GUI toolkit. I am using Eclipse for project building (managed make). In my project, I have two folders - 'db' and 'interface'. here is … |
| | am having this problem .........visual studio 2008\projects\project school billing systems\project school billing systems\project school billing systems.cpp(5) : fatal error C1083: Cannot open include file: 'iostream.h': No such file or directory and below is my code, can some 1 help me get it right,......... [COLOR="Red"]school billing system from lower primary(1-3)/ upper … |
| | how can I create a simple script to do this: find the diroctory of iw3mp.exe open iw3mp.exe + connect 62.211.12.142:27015 |
| | You see i am new to c++ programing and i have just started classes and i hae a project where i have to do a game in c++. so how do i draw circles grids and other shapes plz help me! |
| | Guys i have a design where in i have 6 classes called 1)HttpServer 2)ParserClass 3)InputInterface 4)Cartonization 5)OutputInterface and then i have a 6)Manager class. HttpServer gets the request xml as a string in request body. ParserClass parses the string xml and stores value in variables. inputInterface inserts the values in … |
 | I'm learning C++ from C++ Primer Plus, 5th Edition, and have come across the following problem. The following class declaration is given as part of the question: [code="cpp"] /* Name: move.h Copyright: Author: Steven Taylor Date: 31/01/08 15:05 Description: Class 'Move' header file. C++ Primer Plus, Ch.10,Prog. Ex 6. */ … |
| | I would like to convert DMG files to ISO. Can anyone help. I use a MacBook  |
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