49,767 Topics
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 | i wrote some program in c++ that open csv file and do somthing and copy the resault to new CSV file after compile i get exe file. when i run the exe file, its working well (create the new CSV file) but if i try to run the exe file … |
| | Hello ...I am a student in the second year engineering,,, I find it difficult to solve some questions in C + + anyone knows solve these questions, please help me, and I would be very happy These questions: Q1- Write a c++ program containing a loop to print all the … |
 | Hi , Please can anyone help. I have a window(1280x768) that contains a resolution(1920x1080). I am trying to use ScreenToClient to obtain the mouse coordinates while in windowed format. I am drawing a line from a subject to the mouse cursor which works fine in fullscreen but not in windowed. … |
| | I am working on NoC simulator in ubuntu 12.04 c++ is supported, I want to make a script that call my whole program multiple times (for loop= e.g 10) and want to take average value from the functions that were called from other files. Should I create a new file … |
| | Hi, I'm having trouble getting this linker bug to go away. I have 2 files: Socket.cpp and Socket.h. I know that these files are legitamite because my professor gave them to me during last semester. When I remove socket.cpp, everything compiles just fine. But with Socket.cpp, I get these errors. … |
| | Hello guys I have an application for face detection and recognition using OpenCV library and Qt (for multithreading and to handle XML files). When I run the app, it detects face and there is possibility to save it as a picture to a file. It happens after I click on …  |
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| | You will create a program that determines the language of a given input file based on the words in that file. The structure of the input files will be one word per line (all lowercase letters). You should read these words in one LETTER at a time. Each input file … |
| | I am intrested in making an antivirus program. i have no idea where to start. please give me suggestion , where do i start ?  |
| | Hello I am working on this project and I am having great difficulties could anybody help me please ?? |
| | For some reason my program is not working and dont know how to solve this problem. In line 15 the "users" is underline in red and will not run. Please help. #include <iostream> #include <cmath> #include <iomanip> #include <string> #include <fstream> #include <C:\Users\N.\Desktop\Popcorn\Popcorn\JJ.cpp> using namespace std; int main() { fstream …  |
 | I'm sorry but could someone deleter this article for me? I already figured out the bug. I'm sorry :(. It's basically the function to display the message is called twice, one inside another function, and the other by me ... ---------------------------------------------- The assignment requires the implementation of both patterns I …  |
| | Hello, for some reason, I am getting a very weird negative nuber as my average for my program, here is my code: int sum, avg; sum = 0; avg = 0; for(int i = 1; i < size; i++){ sum += array[i]; } avg = sum / size; my output …  |
 | how will we create a date header file in which user must be able to perform: 1: get and set current day,month and year. 2: increment by x number of days,months and year. 3: set default date. default date should be declared as a static member. |
 | Hi. I am looking at creating a small app which will gain access to and use the Internet Explorer DOM. I want to access the DOM of an existing instance of Internet Explorer. The app will be basic and simple, and will be first used to retieve properties of web … |
| | I am a Java developer but out of curiousity I would like to find out why is it not necessary for a method to declare an exception when coding in C++? So does it make C++ a weaker language since it enforces a weaker rule?  |
 | Hello everyone. I'm working on a project that acts as a function generator to output a sine wave. The program also outputs an excel file with all of the data points so one can plot the points. For some reason, when I add noise, the graph does not look right. … |
| | I am having some problems with a program that I have due soon....I could use some serious help. I am going to post the requirements in this post, if you can help please let me know! |
| | Hi, I am writing a sudoku solver program that uses recursion to solve all the empty cells. However, I have no idea why my function did not do anything. I read in my puzzle as double char array and convert it to double int array. My output is : 900020750 … |
 | Hi! Below is a part of my code, and whenever I this part of code starts executing, an error ocurrs! I get this error: [click here to get a error screenshot](http://i.stack.imgur.com/loBcH.png) whenever I add the *ios:app* parameter after the *userScore.csv* part, except that my file isn't QueryLanguage.Lib.dll, but rather something … |
 | Hello, I am making a "High Scores" Program from Chapter 4 of Michael Dawson's *Introduction To C++ Through Game Programming Book (3rd Edition)*. In it, a vector consisting of 3 numbers is made and multiple manipulations are made to it through Standard Library Algorithms. There is a situation where the …  |
| | For getting the share folder name i have been used the following code , here i am able to get the folder names . But the problem what i am facing is along with the share folder created by the user it gives some extra folder also , i don't … |
 | Hello, I've been working on some test OpenGL programs in C++ using SDL to manage sound, window management, events... etc Today I plugged in my external monitor into my laptop and found that *no* openGL program I had written would work with it plugged in, all I get is the … |
| | Writing an upgrade to my program I'd like to start using the nullptr, a cleaner replacement to NULL. My question is can I use it everywhere, for example in checking the strstr return value? if (strstr(szLong,"tag") == nullptr) Presumably will work as well as if (strstr(szLong,"tag") == NULL) ?  |
| | So I wrote a small little tic tac toe game, it works without fail, now I'm just looking at ways to shorten this if/else conglomerate I've created, but so far haven't thought of a way to do so, I thought about using a switch but thought it would be about … |
| | what is the meaning of `fseek(file, -4, SEEK_CUR);` |
| | Hi there, I'm encountering an error when I'm trying to make a EntityManager for an Entity class. My problem arises when I'm trying to return the second value of a map (data). Here's my code: EntityManager.hpp: #include <iostream> #include <SFML/Graphics.hpp> #include <map> #include <memory> #include "CEntity.hpp" class CEntityManager { public: … |
| | You will create a program that determines the language of a given input file based on the words in that file. The structure of the input files will be one word per line (all lowercase letters). You should read these words in one LETTER at a time. Each input file … |
| | Hello everyone. I am working on creating a stub that would allow me to swap out various sorting algorithms so that I can "plug in" the algorithms and run the various sorts. The below code is for Insertion Sort (yes, I know it is the slowest possible sort), but once … |
| | Hi, just wondering... is there a site offering some sort of c++ programming mentoring? Something like: make this programme... how would you do it? and then people writing code for it. Would that be a feature for DANIWEB? |
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