51,593 Topics
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 | Hi. How can I properly, and explicitly destroy std vector? Here is how it is created. std::vector<std::wstring> vData = StringSplit(sData,L',');// StringSplit returns a vector of wstring Shortly after using and converting the contents of the container, I no longer need it, or want it hanging around in memory. I don't … |
 | how can i cout diamond shape # in c++,i get many programs form different web but i didnt got it.....plz make it simple and easy  |
| | I need to list out all the shared folders(directory) in the system along with their path . i want a command or an api in MFC, for listing out the shared directories. please help me in this |
| | I'm having a bit of a problem with how to code something. Here is how it is in my head. I want a function which is not part of a class to access members of that class, so I want to make the class global. I have done this with … |
| | Hi Does anyone know if there is an equivilent of std::stoi (string to Int) for use with wstring that I am missing? Seems a bit odd that it would be ommitted from the library, but I cannot find anything. Thank you for reading. |
| | I am trying to make an ATM program in C++, I was able to make one 1 C# but decided to try and implemment it int C++. I basicly have this .ini file #constant format: ACCOUNT_NUMBER PIN BALANCE 123 123 123.12 456 456 456.45 And this code: #include <iostream> #include …  |
 | I'm trying to make a function similar to strcat(char,char) in string.h header file. Somehow this code does not catenate the strings. Please help me make it better. void strappend(char *a, char *b) { int i; int start_pos = strlen(a); for (i=0; b[i]!='\0'; i++) { a[start_pos + i] = b[i]; } … |
| | Hey i have no clue what to put in the ReduceFration and CommonDemoninator sections. I know that you call the gcd function for ReduceFration and lcm function for CommonDenominator. Should be easy few lines of code but I'm a Beginner! Here's the code: #include <iostream> using namespace std; int gcd(int …  |
| | Hello, I have a problem using Qt 4.8.4 on VS2012. I manage to compile the code but when I run it, it says: Qt: Could not initialize OLE <error 80010106> on the console but since it has reached the end of the program where it says 'press any key to … |
| | Ok so this is the first time I have ever seen this and it is very confusing. I have an assignment that I need to complete by Sunday night but I am having no luck in this question. Could anyone explain how I am to finish this in a easy …  |
 | Hi guys, I have been working on a sudoku solver, that finds solution by brute forcing during my school days.... But due to the huge number of loops i couldn't do it at then.... SO decided to complete it now.... So here the algorithm: 1. Get the number of fixed …  |
| | Hi, I am looking to write a internet scraper, and have considered the following languages: Python C++ Java The scraper will need to: - Retrieve HTML code from a page - Select a link, name and description from a section of the page - Ask for user confirmation (non gui … |
 | excuse me, can somebody help me to make a simple program that combine an array,function and pointer.. please... i'm already confuse about C++. please... thank you!  |
| | So I have this OpenGL program that displays a cube using gluLookAt(0.0, 0.0, 5.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0); And it allows users to modify/rotate it along the x, y and z axis using input. Right now it looks it works pretty well, however, it terminates once the image …  |
| | Hi, I wrote a simple windows form in VC12 which works fine. However, I am unable to terminate it properly. Upon clicking either the 'X' (close button) or a button I put in with the code, Application::Exit(); The GUI disappear/closes but the process is actually still running when I check …  |
 | I am having problem on removing root, moving the lastnode to the new root and applying the downheap. Here is my code snippet #include <iostream> #include "heap.h" heap::heap() { data=new myvector<heapData> (10); size=0; heapData item; item.key=0; item.data=0; insertItem(item); } heap::~heap() { delete data; }; void heap::insertItem(heapData item) { data->insertAtRank(size,item); size++; … |
| | TASK 1 Your first task is to create a Makefile for a project. A project has been provided to you in the compressed file CSCI124-Lab3.zip. In this file you will find numerous headers and source files. You can ignore the fact the program is implemented using classes. The program once …  |
| | hello- total c++ n00b here and i'm having problems with an assignment where we're supposed to compare an array of exam answers to an array containg a predetermined answer key and then indicate whether the exam taker has passed or failed. my program compiles just fine, but i'm not getting … |
| | Hi, I want to construct a vector tree using the boost make_recursive_variant library. The point of desigin the tree like this is so that when I create a new node, it will be appended to some vector, which acts as a buffer, and then the myStruct_tree will contain pointers to … |
 | So I'm writing a memory pool allocator template where it assumes all the objects are of constant size. I need it for a couple objects in a game i'm writing because the dynamic allocation of a large number of small objects is more slow than i'd like. My issue is … |
| | I'm trying to make a blackjack program for my comp sci class and one thing I can do for extra credit is add a feature that allows a user to play a new game at the end of the first game (and replay games after each game). My thought is … |
 | Hi, Im having this problem in which the program freezes, the the code in the function called doesn't execute. Help would be much appreciated. // spellchecker2.cpp : Defines the entry point for the console application. // #include "stdafx.h" #include<cmath> #include<iostream> #include<fstream> #include<string> using namespace std; bool inDictionary(string word, string dictionary[]); … |
 | Hello all. I am working on a program for class and having a bit of a problem. The program is supposed to ask the user to enter a text file in which read from. Then asks the user for the name of the animal you are searching for. Then if … |
 | START Input TimeEnd,TimeStart If (TimeStart>=1&&TimeEnd<=7) totalPayment=(TimeEnd-TimeStart)*1.20 Else{basicPay=(7-TimeStart)*1.20 overTime=(TimeEnd-7)*1.75 totalPayment=BasicPay+overTime } Output totalPayment END |
| | hey guys, I am currently having problems with my OpenGL ES 2.0 application. I think I may have done my matrices wrong im not sure, but I cannot see my quad rendered to the screen. I believe it is something to do with the matrices I have set up which … |
 | #include<stdio.h> int i=5; main() { int i=6; { int i=7; printf("%d",i); } printf("%d",i); } Why does the above code doesnot give a variable redifinition error..Although the variable i is defined outside of block also?? |
| | If my goal is to consider f1 and f2 to hold the numerator and denominator of two fractions and multiply f1(9,8) by f2(2,3). i don't understand how to write the MultipliedBy function if I only have two member variables in the class it's self. I feel like i'm just missing … |
 | Hi people, i was trying this program while understanding the basics of input/output a txt file. SO this is a program while asks the user to input the name of the text file. If it exists, then it will read it else, it will create it and it will prompt …  |
| | Our assignment was to write a tic-tac-toe program for my programming class. It is person vs. computer and the computer makes "random" moves, even if computer is going to lose they will choose a random place to put their x or o it is all correct, now what I have … |
| | hey guyz... i have VC++ 2010 project... (DYNAMIC LINK LIBRARY) and i have to use that dll (which is made byy c++) in VB 6 as reference... when i am using it... giving me this msg... 'Can't Add a Referenve to specified file' how to solve this...??? please help me... |
| | why does code 1 gives segfault error whereas code 2 doesn't, both are basically same, do anyone have any suggestion? 1. #include <iostream> using namespace std; template <class T> class nodes { template <class U> friend class linklistchain; private: nodes<T> *adrs; T data; }; template <class T> class linklistchain { … |
 | Hey I have a problem regarding skewness of non square objects when i scale them with respect to screen size and then rotate them in an orthographic view on the z axis. This is my code for setting it up to draw. The problem i am facing is that when … |
| | Error E2188 eidstructures.hpp 26: Expression syntax Error E2257 eidstructures.hpp 64: , expected Error E2188 eidstructures.hpp 73: Expression syntax Error E2257 eidstructures.hpp 81: , expected Error E2188 eidstructures.hpp 90: Expression syntax Error E2257 eidstructures.hpp 96: , expected Error E2188 eidstructures.hpp 105: Expression syntax Error E2257 eidstructures.hpp 111: , expected Error E2108 …  |
| | hi guys , im designing a c++ code for an assignment and im badly stuck.i have to create a programme word checker to change plurals to nouns. i have it completed but have to store it as statistics. so when the user selects the VIEW button at the end of … |
| | write a program in c++ to determine the highest score of any set of scores |
 | I'm writing a binary tree program to do the following actions: a. Print out the tree in inorder b. Print out the tree in preorder. c. Print out the tree in postorder. d. Print out the number of nodes in the tree. (Traverse the tree and count the nodes) e. … |
| | hello am trying to start another exe from my c program , am usign createprocess() but am getting error that , the commond is not recognized as internal or external STARTUPINFO startupInfo = {0}; startupInfo.cb = sizeof(startupInfo); PROCESS_INFORMATION processInformation; CreateProcess( bpath, // bpath is char and have C:\myf\myapp.exe NULL, NULL, … |
| | When I wrote something like cout << "Every age has a language of its own"; It's supposed that the sentence between the two quotation marks will not be targeted directly to the screen, but will be stored somewhere first before directed to the screen. What is that place in which …  |
 | so basically the thing is nearly complete, and im just trying to get it to work, im pretty sure i just havent closed off some statments and such, but i cannot for the life of me see where, or how to get the error messages to leave me alone in … |
| | Hi I would like to create a function that appends a character to a character array.. this is what I have got so far.. [code=c] char * appendCharToCharArray(char * array, char a) { char * ret = (char*)malloc(sizeof(array) + 1 + 1); strcpy(ret,array); ret[strlen(ret)] = a; ret[sizeof(ret)] = '\0'; return … |
| | I have compiled and linked my code written in C and C++ and calling certain Windows APIs to a Win32 .dll using MinGW in Code::Blocks runnings on Windows XP. My code has also been compiled to and linked to create a Win32 .exe, which works successfully whilst communicating serially from … |
| | How to convert C++ code to C. Write a program in C that asks a user for the name of a file. The program should display the first 10 lines of the file on the screen (the "head" of the file). If the file has fewer than 10 lines, the … |
 | hey guys ! i am working on a card game .. so far i have printed the cards and then shuffled them .. Now it says that Each player has a stack of cards. At the beginning of the game before dealing, this stack is empty. When dealing the cards, …  |
| | Hi guys i know that in linux you create a c file and use make or gcc or clang to compile it and then run it. My question is how do you run a c file or c++ file in vs2012 with out creating a solution. Also how do you … |
| | how to decrypt dll?? i have asdecr.dll file how to decrypt this dll?? please explain in detail  |
| | Hello, I have a datagridview, where I can edit only 1 field, howerver, I cannot type "4,556" because I restricted it to only number, and if I type 0345, or "0,345" it will just save it as 345. `<asp:TextBox ID="TextBox1" runat="server" Text='<%# Bind("AMOUNT") %>' BackColor = "#FF960C" MaxLength="4" onChange="intOnly(this);" onKeyUp="intOnly(this);" … |
 | #include "stdafx.h" #include <iostream> using namespace std; int getScore(int& score); int calculateGrade(int score); int _tmain() { int courseScore; cout << " Line 1: Based on the course score" << " this program computes the " << "course grade." << endl; getScore(courseScore); int calculateGrade(courseScore); system ("pause"); return 0; } int getScore(int& …  |
| | i am posting the code below.... please tell me where the error is ..... i am new to codeblocks.... the error comes at swt and iswt function as undefined referrence........ #include <iostream> #include <fstream> #include "wavelet2d.h" #include <vector> #include <string> #include <cmath> using namespace std; int main() { cout << … |
 | as a programmer what will you do to refresh your mind about the program you learn to do. its been a 1 year i never created program. but i familiarize myself languages that i use like C++,visual basic,html.php. |
| | What is the most efficient way to read a bit at a particular position in a byte?  |
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