51,593 Topics
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| | Hello everyone, I'm trying to figure out how to overload a function to solve the following problem: "Write two functions with the same name (overloaded function) that print out a phrase. The first function should take a string as an argument, and print out the string once. The second function …  |
| | Hi everyone, I'm not even sure if this is possible, but I seem to be struggling at the minute with it so here goes... I have a main.cpp where severeal different objects of different classes are created, such as say Log, ConfigManager, XMLReader and so on - what I'm trying … |
| | My project for my C++ class is to develop an application that will help me out in my programming life, and since I constantly have to use a calculator to determine the values in free fall acceleration I decided to write an application to do it for me. I was …  |
| | I'm learning Win API and decided to make a tic tac toe game. The game is supposed to check to see if the left mouse button is down and where it is being pressed so it will know when and where to draw the X or O. But the X … |
| | I have a problem to solve, and I came so close with algorithm, but I am having hard time organizing them so they work. I will post the question and the codes I have. Can someone help me organizing them? The program is expected to read input information from a …  |
| | Hi there I've got a problem with functions, where it seems that function call return zero instead of the actual variable value, I will appreciate any help from you guys. I will post the major code parts because the program is big. I get the totallength variable value right but … |
| | Hey everyone, I am working on a function that reads a text file (portion below) of data points arranged in two columns and stores the numbers only in an array of signal[2500][2]. The problem is, I need to do some search and replace on [I]some[/I] of the data points. Some …  |
| | As some of you may know already, I've been trying to re-teach myself through the data structures component of C++. I'm currently in the chapter of 'Pointers' and eventually want to make my way through finish learning hash-tables/trees/sort algorithms. Could someone give me a sort of "First learn this, then … |
| | Hi there I'm trying to ofstream (output) data to an excel file (csv), and I keep getting this error "file was not declared in this scope". Can you guys help me on this? where is the error? This is the output function, [CODE]void FileOutput() { int t; static float totallength=0; … |
| | Hello, i have made this question again, but is something i really want to learn :/ and never i get an complet answer I know enought good C#/Java Windows programming, i also know C/C++ Console programming but i think is time to learn/play with C/C++ Windows Appis ... How i … |
 | Hi all , I am trying to develope an autocad like application in C++ using code::block 10.05 and directx but code::block 10.05 is not supporting graphics . Any one can suggest ? Thanks in advance |
| | Hi guys I have been wondering can we develop android apps on Qt? Do we have to learn Java inorder to program for android in Qt or All the programming will be done in C++. Actually I don't want to learn Java any recent because I am working on someother … |
| | Please help me to create an output like this Enter a number: 1 Number you entered : 1 Enter a number: 2 Number you entered: 1 2 3 Enter a number: 3 Number you entered: 1 2 3 sample program please? |
| | So this is my second project in C++, but I'm having some trouble understanding Recursive functions. We are supposed to write a program that has a recursive function. And the program should ask the user for a number. And then display the number of even digits that the number had. … |
| | [url]http://www.cs.stanford.edu/cslibrary/PointerFunCppBig.avi[/url] Main Page Link: [url]http://cslibrary.stanford.edu/104/[/url] (If this helpful to anyone, it is technically not trolling.) |
| | ok so i have an array like this which contains an id, a myState of type State and pointer next which points to the next id [CODE] struct PCB { int id; STATE myState; Process *next; }; [/CODE] i have the following function which should decrement all the current values … |
| | I'm teaching pointers to myself through my book and I'm stuck on one of the practice problems. Here it is: [CODE]//What is the output of the following C++ code? int x; int y; int *p = &x; int *q = &y; *p = 35; *q = 98; *p = *q; …  |
| | [code=c] #include <string> #include <vector> #include <iomanip> #include <istream> #include <fstream> #include "...\myUtils.cpp" void inputCases(string[], vector<double>); void inputPrice(string[], vector<double>); void displayReport(string[], vector<double>, vector<double>); using namespace std; int main() { double tmpCases, tmpPayRate; vector <double> cases; vector <double> payRates; ofstream file; file.open("salsaCase.txt"); string tmpName[5]; tmpName[0]="Mild"; tmpName[1]="Medium"; tmpName[2]="Sweet"; tmpName[3]="Hot"; tmpName[4]="Zesty"; char mans=0; … |
| | Hello I have been at this for a few days, and I have not figured it out but feel as if i am very close. I must create A program that takes a users input, then tells the user if that number is prime or composite, if composite it must … |
| | I'm trying to find a way to display the favicon from the webBrowser in Visual Studio Windows Forms to a pictureBox. Can anyone help out? |
| | I started writing this code as practice for my Computer Science class. The goal was to help with structs and arrays. But I have come to a problem. The file will compile, but returns a message saying "floating point exception." Doing research I see there could a few reasons, but …  |
| | So i need to create a win32 console program that basically asks a user to input certain information about random people...ie: height, shoe size, weight. after the user has entered the information for the first person, the user is then prompted to enter the same information for another person. eventually … |
| | I am implementing a program where I want to store only certain part of the input string. for eg if the input string is 0123456789 I want to discard 4 AND 7 and store 01235689 Please my program requires an input string of 10000 characters so running time is very …  |
| | Hello I'm trying to get my game to update the screen and draw graphics on its own I kind of made it happen but it still flickers which you can see in this video I made just too showcase this problem [URL="http://www.youtube.com/watch?v=9j_ZDHr1x_8"]http://www.youtube.com/watch?v=9j_ZDHr1x_8[/URL] Now I really don't know what is causing … |
| | I have the following struct deceleration and I would like to decrement eq->pt_tree[c][r], the row portion of pt_tree[c][r] using pointer subscript. How can I do this? [CODE]struct eq_values{ int * pt_tree[2]; }; eq->pt_tree[i] = (int *) malloc(12 * sizeof (int)); [/CODE] I think it will look like the following, but …  |
| | I have to write a program that prompts the user to select (but not disclose) a number between 0 and 31 and then asks exactly five questions to determine the number the user has selected. Each of the five questions is posed by presenting a group of sixteen numbers, asking … |
| | I'm working on a program that lists a numbers prime factors. I've finished the bulk of the work and all I have left is the first print where it says the number is prime or composite. I know the way I'm going at it is wrong because it wont work … |
| | Hi, I am trying to compile a C++ code (not mine) initially compiled on OSX, and I am trying to get it compiled on Ubuntu (11.04). I have absolutely no experience in C++, nor am I required to learn C++ (I usually do all my coding in Python) The person … |
| | Hello This program uses a dynamic array , which shifts x elements to the right. the program works, but my question is whether i defined shift_elements(int index,int pl) in the right way or is there a different way to do the function in the main() thank you [CODE]class MyArray { … |
 | I have an alpha beta interface and have implemented a tic tac toe class from it. For some reason my AI tends to occasionally make stupid moves (such as making a fork rather than blocking a 2 in a row) I was wondering if anybody can see where I went … |
| | hi.. im trying to get a line using getline() function from an input file, but it is ignoring end line character. is there any other function that would including the end line character? btw, im not allowed to use something like aString+'\n' thanks in advance~ |
| | Okay, I am receiving scores and names from a text file to calculate averages. 1 line contains a name, the next line will contain 3 scores separated by spaces. Looks like this: Tom Babidal 93 94 99 Billy Marks 13 98 56 etc etc My code seems to read the … |
| | Hey, I'm having a bit of trouble with progress bars and background workers and want to try and solve this with the simplest solution What I am doing is reading the contents of a specific directory, I am then displaying in a list box all the folder names so that … |
 | can any one give any idea which compiler i will use which work in docs.i dont want to use microsoft visual c++ |
| | I'm writing a program that is supposed to search an array between the values of -1000 and 1000, as well as sort it using the 3 different sorts (bubble, insertion, selection). I have the searching part done, but my bubble sort isn't working right. It seems right in my head, … |
| | my problem is the Point plus(Point). how should I declare it and all that. [CODE]// point.h -- This creates a point with both x and y of type integer #include <iostream> using namespace std; template<typename T> class Point { private: T x; T y; public: Point(T,T); Point(); void set_x(T); void … |
| | Given the following C++ code and input (Figure 1): struct POINT{ int x; int y; }; struct SHAPE{ struct POINT pt1; struct POINT pt2; struct POINT pt3; struct POINT pt4; }; void setSHAPE(struct SHAPE &); int calcArea(struct SHAPE); void main() struct SHAPE RECTANGLE; //your code starts here }//your code ends … |
 | Hi! I've been having this problem recently: I wrote this code which, practically, reads lines of text from a text file (e.g. Microsoft Notepad file) and stores them into a vector. Each line has three parts: the product code, the product amount and the product name. The user is offered, … |
| | what does the following code means in Qt programming.. QDialogButtonBox::Ok why are we using QDialogButtonBox:: . |
| | Hey, I was about to get started just making a simple text game and was wondering how to make it so the game came up in a different window other than the CMD? Like how can I make it come up in say.. A 400x200 Window? Where I could customize … |
| | For part of a programming that I'm writing, I want to generate random numbers between the range of -1000 and 1000. My teacher never spent much time on the rand function, and I'm not quite sure how to specify a range like that. Any help would be greatly appreciated. Thanks! |
| | Someone please tell me the difference between 0 and '\0' and NULL. I thought I knew it! 0 and NULL is the same thing "Essentially".. '\0' is a null terminator for a string.. It's just sometimes when I convert a string to char array and do some encryption on it, … |
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| | I am trying to create a prime factorization c++ program, and halted immediately by this "else" error. I would really appreciate some assistance with my coding. I am new to c++, so I am just getting used to the rules. Here is what I have so far: [CODE]#include <iostream> using … |
| | hi, my name is vic...i got one problem cannot fix....output for the number of times each of the tasks has been invoked...i run 3 times each of the tasks but the output always is this program has run 1 times..... [CODE]#include<stdio.h> #include<stdlib.h> void doTaskA(){ printf("Start of Task A\n\n"); int input_1, … |
| | im terrible at c++, absolute beginner, i can start and end programme writing, just the functions im awful at, for this one below, what is the ,to say, middle part of the programme Using <cmath> function pow(x,x), find x^x in small steps of 0.5 starting at x = -1 to … |
| | Hi all, My code for a function to count words is posted below, and the only error that appears when I build it in my compiler is that char present is uninitialized. My program will not run with this uninitialized value. I've been searching for info on how to initialize … |
| | I took curl-7.24.0.zip from their site [url]http://curl.haxx.se/download.html[/url] and compiled libcurl ... i've got only the .lib Now, what to do ? EDIT : Im also needing a simple example on how to retrieve a website content ( blablabla.com?uid=1 ) in a char using wininet. I tried [code] HINTERNET hINet, hFile; … |
| | [CODE] public: Mixed(int whole = 0); Mixed(int whole, int num, int denom); bool SetFraction(int n, int d); bool SetFraction(int n, int d=1); bool SetValue(int w, int n, int d); int getWhole(); int getNumerator(); int getDenominator(); void showFraction(); double Evaluate(); void Simplify(); void ToFraction(); Mixed& operator++(); //prefix increment Mixed operator++(int); //postfix … |
 | See I created a program that accepts three values from the user to be arranged as a linked list(ascending order). After it asks a number, it displays the content of the list. The output is like this: [CODE]Enter number: 6 List value: 6 Enter number: 4 List value: 4 6 … |
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