51,593 Topics
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| | I have had a hard time setting up OpenGL to work with Visual Studio 2010,but no luck so far.I included `glut.h`,`gl.h`.I have linked the requisite `.lib` files in the Project Properties,but still I get this error `error LNK2019: unresolved external symbol _glutMainLoop referenced in function _main` ind six more like … |
| | Ok, so I'm not having a problem but I didn't know where else to place this question. I'm just now "re-learning" C++, I never got into GUI programming before and it's been almost 4 years since I last touched this language. Anyways, my question is simply, do you code a … |
| | i need to help in multiplying two matrices by pointer in c++  |
| | Hi all, I have a problem with trying to call a protected base class function from an inherited class. I have done some research and from what i can gather what i am trying to do is simply not permitted by the standard. The error i get when trying to …  |
| | i am making a number base conversion program in c++, suppose that user enters an base 2 number and want to convert that number in base 4. when he enter the number (which he wants to be converted), how can i detect that number is belongs to base 2 number …  |
| | > Quoted Text Herethe question is: write a program that asks the user to enter number of research progects done by 10 different students (student1, student2..... student10). Once the data type has been entered the program must analyse the data and output the sudent who did the most research projects. …  |
 | I use the g++ compiler for linux and i am trying to link allegro. how do i link allegro with g++? |
| | I'm currently a Computer science student and i have been mainly programming in C++ for about a year. I've search around different sites and some say you have to know basic stuff like: Whats the difference between a class and a struct? What is a constructor? What is meant by … |
 | Hi, I downloaded CDT 8.0.2 for Indigo and installed it through help->install software. But in right click on project->properties, I can't see C/C++ build option in the properties! What happened! |
 | Hello, I'm writing a program where I take a prewritten text file and a. convert it into binary, b. write text to that binary file, c. display an output report and d. sort by employee name. I can do a,c and d, but I am having a hrad time with …  |
| | I need to be able to display whether or not a person searched for "is a friend" if found in the file and "isn't a friend" if not found in the file. I also need to continue processing names until "END" is typed in. Any help would be appreciated! #include … |
| | I am trying to force the user to input a polynomial in the following format: (num)x^2+or-(num)x+or-(num) I have labeled my error messages with 1 2 3 and 4. When I input something like 3204723094823094823094829, I do not get an error and I should, due to not finding "x^2" in the …  |
| | I am having trouble trying to get my code to work. If I pick selection 1 or 2 the cout statements execute but it does not wait for the cin and the program closes. #include <iostream> #include <cstdlib> #include <string> #include "poly.h" using namespace std; void enterPoly1(Polynomial&); void enterPoly2(Polynomial&); void … |
 | Hey all im working on a program that has gives you the option of converting a message(string) into 3 different schemes: Prime Shift Encoding scheme, Shifty Encoding Scheme, and a Reverse Encoding scheme. I have figured out how to encode and decode the prime shift scheme and reverse scheme, but …  |
| | A teacher inputs the grades of his students. (Store the grades in an array). Output the mean, median, mode and the range. In addition, output the data graphically using a histogram. Use functions for the mean, median, mode and the range. |
| | Hi, I have a simple QT C++ application. This is only part of the code: QTextEdit* cont; for (int x=0; x<2; x++) { cont = this->findChild<QTextEdit *>("content0_"+QString::number(x)); QString con += cont->toPlainText(); // display con in a QTextEdit anywhere you want } Two QTextEdit have different values. Let just say "AA" … |
| | I have an array of objects that I need to iterate through in order to get three items. The parts of the object important in this context are: value and type. I need to find the first three items from the array that have the greatest value sum and are … |
| | Anyone can help me to finish this c++ question? Please contact me by email. UNO UNO is one of the world's most popular family card games, with rules easy enough for kids, but challenges and excitement enough for all ages. In this assignment, we will program a simplified version of …  |
 | [Click Here](http://s16.postimg.org/rjkqfahp1/faulty1.png) I thought after the function call of gen_aux before the loop, the static call on the type for r should have make it declared. but why not? how static really works? this is what it's explained in the books:- static type variable; For local declarations, declares variable with … |
 | hey guys !! I am new to graphics in c++ . the question says that your code should facilitate the user to draw different shapes using a mouse . for example if i have to draw a circle then how should i get started ? |
| | i'm trying to create a program that will run another program. but the program i want to run has a gui and i don't want the gui to be visible, i just want the program to run in the background. **But i have to do it without editing the gui …  |
 | Hello everybody, I have decided to start working on an application for my customers which will allow me to maintain their computers remotely using VNC. I currently have a very basic VNC system which I plan to customize for my own use (All in C#). The problem I now face …  |
| | why this program crashes?. what is the fix?. #include <iostream> typedef struct test { int array[10]; }test; static test *p; int main(int argc, char* argv[]) { p->array[0] = 10; std::cout << p->array[0] << std::endl; return 0; }  |
| | Write a complete, well-written, documented program (named convert) that prompts for and reads in a number with at most MAX_DIGITS (9) in one of the following four formats: binary, octal, decimal, and hexadecimal and converts it to a requested base. Once the number has been read in, you should verify …  |
| | Hello. I was reading http://xkcd.com/287/ while bored and thus decided to write a program that would solve such np complete problems. Here is what I got: #include <iostream> #include <vector> using namespace std; template <typename T> T NPMenuProblem(T desired, vector<T> options, vector<T> &ret) { vector<T> save=ret; T remainder; T min=desired; … |
 | I am working on a password project for school, and I am stumped on one part. I know how to test if a string (or file) contains a digit, or a letter, but in this case we have to verify that there is at least one character that is not … |
| | I thought I was finished with my code until I tried to compile it and came out with an error that I really don't know where it's coming from. Can anyone look over and see if they can find the source of the error? Please and thank you! These are … |
| | I was writing a data structure but suddenly after a little coding a strange error gives that no operator">>" matches these operends and also no operator"=" matches these operends . its just after if (right==1) in the cin>>a[i] and a[i]= mininfinitive the code : #include <iostream> #include <iomanip> #include <fstream> … |
| | Wrote a peice of code that does something uniquc in my point of view. After that i was so excited that i published it. Only to find out that it contain a bug. By the way the bug was very defficul to spot. and by solving the bug i reworte …  |
| | I'm new here and just started my first class program. It's an input/output assignment and I'm using getline to store the string values since I anticipate whitespace being used. The problem is that in the console, the code doesn't allow me to input anything for my favorite city, leaving it …  |
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| | Σ = {a, b} Write a Regular Expression, that only accepts strings with exactly two or three a’s in the string. There is no restriction on occurrence of b’s in the string. Few examples of accepted strings are as under; - bbaabbbba - baba - aba - abaa - aa … |
| | Hi there, I need help in making class diagram. What are the attributes of staff of University its behaviours(functions) of staff ?? The attributes which i figured out are name, id, salary, dateOfJoining, qualification. But I can't figure out functions. Anyone please help. |
| | Hello, I am making a program that deals with bitmap files and I want to try to load bitmap data manually. The issue is that I cannot find a good resource for exactly what bitmap files can contain. [Wikipedia](http://en.wikipedia.org/wiki/BMP_file_format) has a decent article, but it is missing some important information. … |
| |  what is the wrong?...this massage came when i decleration a pointer in my program and use it !! |
| | Please Help me This Question On computers using the Intel 80n86 series of processors there are two different ways of storing an address. These may be called near and far . A near address requires 16 bits of storage whereas a far address requires 32 bits of storage. An actual … |
 | I REALLY NEED HELP WITH THIS QUSTION AND I ONLY HAVE 48 HOURS TO COMPLETE IT.. I DONT EXPECT ANY OF YOU TO DO IT FOR ME.. BUT I REALLY NEED SOMEONE WHO WOULD TEACH ME.. EMAIL : nifhail_torres@yahoo.co.uk As everyone knows that Malaysia is going to have the 13th … |
| | ` #include<iostream.h> #include<conio.h> void main() int n; int f,c; cout<<"1:enter the faranheit value to convert:"; cin>>f; cout<<"2:enter the celscious value to convert:"; cin>>c; clrscr(); switch(n) { case 1: ftoc(c); break; case 2: ctof(f); break; default: cout<<"try 1 or 2"; } getch(); } float ctof(float d) { d=d*9/5+32; cout<<"faranheit value is:"<<d; … |
| | My code was working Great! until i added a vector named "resudibus"to my namespace in a windows form. #pragma once #include <Windows.h> #include <msclr\marshal.h> #include <iostream> #include <string.h> #include <vector> #include <fstream> using namespace std; using namespace System; using namespace System::IO; using namespace msclr::interop; namespace Project1 { using namespace System; …  |
| | I am in dire need of help. I need this array to list the months as the user enters rainfall totals. then I need it to calculate the highest , lowest , average and total rainfall months. I can get it to do it without the months but not with … |
| | Hi all! I'm trying to create a program that produces a memory leak. I have a program that looks like it works, but I was wanting to verify whether it actually is causing a memory leak, and that it's not just some other type of issue. It's in C++, which … |
| | Hi guys, I would like to know How to blink console text using Dev C++. |
 | Does anyone know how to restore a window (which does not belong to current process) to the state is was in previous to having been minimized? I've been trying ShowWindow and SetForegroundWindow, but if the window was maximized, it will only restore it to it's RESTORE state (not maximized) ShowWindowAsync(hWnd, … |
 | Hello people! I am a beginner trying to teach myself C++. If you guys could help or suggest me something I would greatly appreciate it! Sorry for my English! My program determines if the entered number is prime or perfect. I have a few problems with it. I would really …  |
 | Create a class Hangman with the following private attributes: Words: should be a static array of character pointers with 5 elements. Word Name: should be a pointer to a character. Chosen Letters: should be a pointer to a Boolean. Letter: should be a character attribute. … |
| | Observe this code: TOOLBARINFO tbi = { 0 }; BUTTONINFO bi, *xBI; tbi.pTOI = pTOI; int x = 0, xSearchBox = 0, s = 0; BYTE xType = btNone; BOOL bAdd; for( ;*pszInfo; ) { bAdd = TRUE; memset(&bi, 0, sizeof bi); switch( *pszInfo ) { case bfButton: s++; bi.L … |
| | i want to know that how can we keep an eye on one process that its alive or terminated , actually i have service which will always check my process if my process terminated then service will start it again so i want to know how to check process status … |
| | I have a problem that I have not been able to figure out with this assignment. The idea is to write a grading program that will calculate the letter grade, and average while also giving exam scores for 5 students, each student has 4 exams. I have built it up … |
| | The problem I am having is that it will not allow me to define a class without building a default constructor outside of the class. For instance if you comment out line 19 on the header file you will recieve an external linker error. The same will happen if you … |
| | (edit) this is solved, was a unicode issue. Hi I'm hoping someone has used the library [pugixml](http://pugixml.org/) I'm just trying to use a simple example provided but I'm not getting the result I expect. int _tmain(int argc, _TCHAR* argv[]) { pugi::xml_document doc; pugi::xml_parse_result result = doc.load_file("tree.xml"); //pugi::char_t * c = … |
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