49,765 Topics
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| | -First post Woot!- Alright, here's the problem; I'm building a _very_ simple Terminal-like program. The only problem is that in a normal Terminal (be it in Linux or Windows' "Command Prompt") there is no definitive number of inputs that you can input, for instance; you can either type "dir", or …  |
| | Umm I created a code which will create many results with specific ints(integers).I use Code::Blocks as my compiler.The code works inside the compiler,but when I go to the saved folder and run the batch file this is what happens-I enter a number and press enter and it simply closes itself!@What's … |
| | VC++ 10 gives error when libraries and headers related to libcurl are added to project.Even if curl.h is not included in the code, C2065 undeclared identifier _SH_DENYNO //this is in xiosbase... the above error comes. Is there a problem as there is no libcurl version for vc++ 10? ....libcurl works … |
| | So, I want to save an HBITMAP to different image file formats like BMP,PNG and JPEG. I believe that the most simple way to do it is by using GDI+. So here is what I came up with. [CODE]Gdiplus::Bitmap bmp(hbmpImage,(HPALETTE)0); CLSID pngClsid; GetEncoderClsid(L"image/png", &pngClsid); bmp.Save(L"D:\image.png",&pngClsid,NULL);[/CODE] The problem is that it … |
| | I have the following 2 files: RPM.dll [CODE=C]#include "stdafx.h" #include <windows.h> #include <iostream> #include <stdio.h> char name[70]; HINSTANCE hInst; DWORD DLLFunc,DLLFunc2; HWND hWnd; extern "C" __declspec(dllexport) void myRPM(HANDLE hProcess,LPCVOID lpBaseAddress,LPVOID lpBuffer,SIZE_T nSize,SIZE_T *lpNumberOfBytesRead) { __asm { mov edi, edi push ebp mov ebp, esp jmp [DLLFunc] } } extern "C" … |
| | How would I extract the public and private key and put them into seperate blobs? So after I use if (!CryptGenKey(hProv, CALG_RC4, CRYPT_EXPORTABLE, &hSessionKey)) It puts the Keys into SessionKey, but what if I want to extract both the public and private key from hSessionKey, how can i do this? |
 | I am still unable to get OpenGL Vertex Buffer Objects to work. I will just show you the code I have written so far: 3dglgui.h (I think this should be fine): [CODE]#ifndef CLASS_NAME #define CLASS_NAME "OpenGL Windows Class"//This can be overwritten to specify a unique class name #endif //Header Guards … |
| | I can't speak as a master coder since I have little training in it, but currently I am working on a product line optimization problem which is very demanding in terms of needing to perform allot of sorting, searching and math so in the code I am using pointers, linked … |
| | The point of the program is to read from the file and then output to the other file, we HAVE to use an array as well as a function to do this. The problem I am running into is well... several problems. When I try to run the program I … |
| | What is the difference between "G1" and "G1 " Particularly in this context if (memcmp (buf, "G1", 2) == 0) if (memcmp (buf, "G1 ", 3) == 0) Is this correct for "G1 "? |
| | [CODE]#include <iostream> #include <string> #include <windows.h> using std:: cout; using std:: cin; using namespace std; int main() { unsigned long n; char Answer; string mystr; do { do { cout << " What is your name? "; getline (cin, mystr); cout << "Hello " << mystr << ".\n"; cout << … |
| | I've been having some trouble making the knights tour (getting a knight to go around a chessboard without touching the same square twice) work correctly. Right now the max amount of moves I can get out of it is 59. I can't figure out any reason why it shouldn't go … |
| | Can someone help me? after exiting the program.. the student record.txt becomes empty after i restart the program.. so far Im only after the name, last name, and student id because i dont want to confuse myself more but if someone could teach me here i might implement other datas.. … |
| | hi there please see my header file and cpp file, when i compile them i get these error classes.cpp:86.1: error: "vehicle::vehicle" names the constructor, not the type classes.cpp:172.1: error: "driver::driver" names the constructor, not the type here is my header file [code]#ifndef CLASSES_H_INCLUDED #define CLASSES_H_INCLUDED #include <iostream> #include <string> using … |
| | [CODE]int main() { int num=2; int i=0; int user_num,x; cout<<"enter a number(number>4)"<<endl; cin>>user_num; int a[100]; for (i=0;i<100;i++) { a[i]=0; } while(num<=user_num) { x=2; while(x<=num) { if(num%x==0) { break; } x++; } if(x==num) { a[i]=num; i++; } num++; } int b[100]; for (i=0;i<100;i++) { b[i]=a[i]; } for (i=0;i<100;i++) { for(int j=1;j<100;j++) … |
| | Hey guys, i found this awesome example on the internet written using autoit 3 script, i was wondering how this would translate in c++ so i can use this for one of my projects, any ideas would be awesome, thanks once again... [CODE] $sUserName = "username" $sPicPath = "usertile.png" ; … |
| | need some help turning this single linked list into a circular linked list. I am completly lost on how to get the first node and link it to the last one [CODE]#include <iostream> using namespace std; struct node { int Item; node* Next; }; // end struct node* Head; typedef … |
| | Hi all , here is my code for GET request to a http site, but it keeps taking memory nor releasing it, here is the code: [CODE] while(1) { hSession = WinHttpOpen( L"Mozilla/5.0 (Windows NT 6.1; rv:5.0) Gecko/20100101 Firefox/5.0", WINHTTP_ACCESS_TYPE_DEFAULT_PROXY, WINHTTP_NO_PROXY_NAME, WINHTTP_NO_PROXY_BYPASS, 0); if (hSession) hConnect = WinHttpConnect( hSession, L"lalala.com", …  |
 | I have some program ideas that I would like to build for PC, Mac, and Linux/Unix. The process I have in mind is to write the core libraries in C++, then program each UI based on OS. Windows: C# Mac: Objective-C and Cocoa Linux/Unix: C++ and GNome/Gtk But, I only …  |
| | I was looking up the stack, and trying to implement it in an array, and came across this code: [code=C++]void push(STACK *ps, int x) { if (ps->size == STACKSIZE) { fputs("Error: stack overflow\n", stderr); abort(); } else ps->items[ps->size++] = x; } [/code] I know what it all does, except the … |
| | Hi, I wrote this code to add 10 numbers and find their average. It will not out put average. What am I doing wrong? Thanks for the help. [CODE]#include <iostream> using namespace std ; int main ( ) { double Sum; double Average; double Numbers[10]; int K; Sum = 0; … |
| | I'm having trouble with my C++ assignment because when I run the program I can't type more than one word on the "Enter your street name" line or it won't work. My teacher said something about "getline" but he really lost me. Here is what I have. Please help! [code] … |
| | Hey all, Just trying to build a program in VS2008 using the Allegro library. When I try to build (debug or release), the build completes, but when the program tries to run, I get an error saying that a file called "MSVCR80D.dll" is missing and suggests reinstalling the program. I … |
| | Hello, i have made an attempt at this to show im not lazy, but this currently doesnt work, it would mean the world to me if someone could help me finish this code asap, thanks again. [QUOTE][B]NOTE:[/B] Im trying to make this into a DLL for one of my projects[/QUOTE] … |
| | [CODE] #include "stdafx.h" #include<iostream> #include<string.h> #include<fstream> #include<stdio.h> #include<cstdio> #include<curl\curl.h> using namespace std; int _tmain(int argc, _TCHAR* argv[]) { return 0; } void main() { int p; CURL* curl; curl=curl_easy_init(); }[/CODE] The above is my code and I am trying to compile it in vc++ 10.But the error is: error LNK2019: … |
| | [CODE]#include <iostream> #include <string> #include <windows.h> using std:: cout; using std:: cin; using namespace std; int main() { unsigned long n; char Answer; string mystr; do { cout << " What is your name? "; getline (cin, mystr); cout << "Hello " << mystr << ".\n"; cout << "What is …  |
| | Hi all, I'm new in C++ and I encounter a problem with a code I found on this forum. I simply try to add an integer to a Generic Doubly-Linked list. However, when I launch the following code (main function) [CODE]DoubleLinked<int> dlist; dlist.push_back(1);[/CODE] I got the following error : [CODE] … |
| | Hi all, i'm writing a Qt SIGNAL/SLOT capable class in order to be able to work with raw socket in a Qt application. To achieve this, i'm using a QSocketNotifier to monitor socket incoming data event in a S/S way. Now the problem: entering the event loop, causes the process … |
| | I have a project about making pascal triangle using recursive function. This is the example output: 1 1 1 1 2 1 1 3 3 1 1 4 6 4 1 Hint:(x+y) n=>exponent. *Give me an idea about this project. Thanks! |
 | This code snippet outlines a simple, no-frills linked list. Tested under MSVC++ 2003 and Comeau, but not guaranteed bug free. Snippet includes example main() . This snippet is intended as an example of a possible implementation of a linked list class (Of which there are many variations) For a better … |
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