49,766 Topics
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| | pls give me a hint or any idea on how i can solve my problem..tnx..  |
| | Code 1: [code]#include<iostream> using namespace std; int& func() { int a=6; return a; } int main(void) { int a = func(); cout<<a; cin.get(); return 0; } [/code] According to my thought , first of all func() will create a temporary reference to a (as it is returning by reference) , …  |
 | Hello everyone, I have a small question about the code below, I understand just about every part of it. Except for this small snippet, could someone explain how the loop works? [CODE] while(begin != end ) //<-- I believe the stream iterator is getting input here words[*begin++]++; // <-- I … |
| | I keep getting errors and i dont know what im doing wrong.I've included just pieces of these three files. The compiler is giving me errors and i dont know what's wrong. this is my header file List.h not all but some of it. [CODE]#include <iostream> using namespace std; #ifndef INTEGERLIST_H …  |
| | Hi, I'm stuck... I'm writing a program that creates a data file then populates the file with 500 random integers both positive and negative. The problem I'm having is reading the integers from the file and storing them into three arrays for processing neg[],posEven[],and posOdd[]. I really just need a … |
| | Hi! I´m newbie in C++ Code and JNI, so i have a big problem and i can´t found a solution. My question is: Is possible to call a Jni method in a normal ,method, so: I have in my c++ class, two method: void CVentanasDlg::OnButtonStart(){ printf("OnButtonStart"); } JNIEXPORT void JNICALL … |
| | What happens when you set an int or double value to less than the minimum? I need my program to recognize when a number is smaller then the minimum, and then set the value to equal the minimum instead. This behavior is not the default... [CODE]#include <iostream> using namespace std; … |
| | I do not know how to compile a visual C++ project using makefile ! I am trying to build a boot loader using C++ and assembly. This is the list if the constituent files in the project: start.asm //this is the beginning bootMain.cpp //main function displayScreen.cpp //clears th screen buffer … |
| | hi i want to change the static table to a dynamic table using pointer what should i change in this case ? [CODE] #include <iostream> #include <fstream> #include <string> #include <math.h> using namespace std; int i ,j , l , k ,x ; float b; const int maxElements = 10000; …  |
| | I was trying to write a program . But when i run it i have this error message this application has requested the runtime to terminate it in an unusual way |
| | write a program that can be used to assign and book seats for a commercial cinema. The cinema has 16 rows, with 20 seats in each row. The seats at the mid-column (number 5 to 15) of the last 2 rows closest to the doors (row A and B) are … |
| | I was reading a book and i faced an issue here [CODE]39 template< typename NODETYPE > 40 void Tree< NODETYPE >::insertNode( const NODETYPE &value ) 41 { 42 insertNodeHelper( &rootPtr, value ); 43 } // end function insertNode 44 45 // utility function called by insertNode; receives a pointer 46 … |
| | I tried to store several data an cant achieve it: [CODE] #include <iostream> #include <string.h> #include <stdlib.h.> #include <stdio.h> #include "estructura.h" void guardar_cliente(cliente x) { FILE*f; f= fopen("data.txt", "w"); fwrite(&x, sizeof(x), 1, f); fclose(f); } [/CODE] I dont know whats wrong im using another cpp file and a header file …  |
| | If i had to write a program with 10 different functions are you aloud to just make some functions templates and other functions initialized with data types like normal??? |
 | I think its more than a year that I ask my questions about programming in this forum.Looks like its the time that I help a little too. So I wanna put my best here.I hope it'll help some one. Still I'll appreciate any suggestion. Another point,It was my first time … |
| | I want two function names that do the same thing, allowing the user to use whichever they prefer. For Vec a, i use "const" because a is never changed. Correct me if this is the wrong usage. For int n in operator|, i do NOT use "const" because n is … |
| | I am trying to use CString's LoadString function but it never retrieves the text from the string table. I ported the application from Visual Studio 6 to visual studio 2003. I looked all over the web but nothing is working. Somebody help me! And if you could be very specific. … |
| | I was advised that I should not import the std namespace in a header. Also, I should create my own namespace for my library (a header file I created with function in it). Why is it a bad idea to use the std namespace for my new functions? If all … |
| | Hi I am New to MFC actually i want to know that how to open New Window/ New Form From Main WIndow. Please Help me in that Thanks. |
| | There is an error concerning lines 10-14. I had been using this code previously without errors. I'm not sure what I may have changed. The error is "invertMatrix.cpp:14: error: invalid use of incomplete type ‘struct std::stringstream’ /usr/include/c++/4.2.1/iosfwd:83: error: declaration of ‘struct std::stringstream’ " [CODE]#include <iostream> #include <vector> #include <cmath> using … |
| | I am writing some code to simulate a football tournament by comparing several teams on several parameters. I need to be able to knock out teams, edit some stats mid simulation, and be able to easily access individual teams data, what structure would I be best using? I had thought … |
| | Hi there, I'm trying to teach a few students how to create a text adventure game. In the past, I've generally gone about the route of using nested if-statements because it seems a bit easier to visualize. Here's what one has done in the past, and ignore the crazy code-formatting … |
| | Dear friends: I use the find algorithm in STL to find a term in the vector<string>, but the find only return the iterator, how to return the index number of the term. Regards  |
| | I want to iterate through a list of objects, then erase all objects from the list which meet a certain criteria. Here is an example using int type as my object: [CODE] list<int> m_list; // Fill list with int values... // Find ints == 4 and erase them auto it … |
| | Hi all! I have a little problem here, I would like the width function in cout applied to all the sucesive outputs. However, it is only applied to the next output only, I mean, with this code I get 0:00:10:20:30:4 1:01:11:21:31:4 2:02:12:22:32:4 3:03:13:23:33:4 4:04:14:24:34:4 5:05:15:25:35:4 6:06:16:26:36:4 7:07:17:27:37:4 8:08:18:28:38:4 9:09:19:29:39:4 and … |
| | its my code pleas tell me y error occur in it. impex.h file [CODE]#ifndef IMPEX1_H #define IMPEX1_H enum shapetype {Point=1,Polyline=3,Polygon=5}; struct pointD { double x; double y; }; struct item { int id; list<pointD>coordinates; shapetype type; }; class impex { public: impex(); void savekml(list<item>); private: }; #endif .cpp file #include<iostream.h> … |
 | Hello, i was wondering how you would create a file association in c++ with the registry, in lua it would be something like this... [CODE] function File.SetAssociation(Ext, Exe, Icon, Long) local cKey = Long; Registry.SetValue(HKEY_CLASSES_ROOT, Ext, "", Key); Registry.SetValue(HKEY_CLASSES_ROOT, Key, "", Long); Registry.SetValue(HKEY_CLASSES_ROOT, Key.."\\DefaultIcon","",Icon..",0"); Registry.SetValue(HKEY_CLASSES_ROOT, Key.."\\shell\\open\\command", "", "\""..Exe.."\" \"%1\""); end … |
| | .the program should use singly linked list of records.It should print he original directory then make some insertion and deletions then print the final directory. it should follow the steps 1. input initial listings such as name, address, and phone number. 2. input update records such as 'I' for insert, … |
| | I launch 2 programs within my application with PROGRAMNAME->Show. Let's call them Prog1 and Prog2. I have a dummy form that I use Application::Run to keep the software running. When 1 of the program closes, I call Application::Exit to shut down the application. This doesn't allow the other program to … |
| | i need a code for this!! Z asterisk pattern!! plsssssssss The program forms the letter Z by printing n input character symbols on the upper line, n input character symbols on the lower line, and n input character symbols on the diagonal line. If the value of n is less … |
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