49,757 Topics
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| | Hi, I am new to game programming and i need help in creating the above shown game .. I have to use VC++.NET for this . can u help me in choosing which control should i use for creating editor for placing my images into it . I dont know … |
| | Okay, in my program I have a line of code like this: [code]if(type == rabbit){pointer = begin.sim[sim].field[x][y].rabbits; begin.sim[sim].field[x][y].rabbits = this;}[/code] In order to see what the issue I was having with the actual program, I put in this line of code: [code]printf("\n\n%p & %p\n\n", begin.sim[sim].field[x][y].rabbits, this);[/code] And I found that … |
 | This is my code fo [code] void CallhistoryWindow::on_button_buffer1() { m_TextView.set_buffer(m_refTextBuffer1); } void CallhistoryWindow::on_button_buffer2() { m_TextView.set_buffer(m_refTextBuffer2); } [/code] if I already call the on_button_buffer1() function the m_TextView is already set the buffer m_refTextBuffer1. But if I already change the m_refTextBuffer1(the textfile) value the m_TextView wont change anymore you may need to … |
| | Hello guys.. I'd like someone to explain to me how to implement some functions in a program the simplest way.. I've an assignment.. and we only practiced the functions twice.. so am not good at it at all... can someone provide simple examples so that i can understand the full … |
| | Hey: After messing around with Python for some time for large numerical calculations, I realized that Python is just too slow. It's great for smaller numbers, not to mention easy. However, once I start getting into numbers above around five hundred digits in size, it slows down drastically. So, I've … |
| | Hi, I am now writing a simple program for testing file I/O and an advanced vector class. Unfortunately I have encountered some confusing problems. My code is as following: [CODE] #include <cmath> #include <string> #include <iostream> #include <sstream> #include <fstream> using namespace std; class mVect { private: // NO PRIVATE … |
| | I have a problem about memory allocated, I read through my code and think threre is no problem, but it did happens, it very confusing me ...., here is my code: the problem lies in a[] when the Class Grid wants to use it. [code=cplusplus]#include <iostream> using namespace std; typedef …  |
| | Hello to all, i have code karatsuba but it is not compute correctly after 6 decimal digits. [CODE] #include <iostream> #include <vector> #include <algorithm> #include <limits> #include <cmath> #include <cctype> // ================================================ using namespace std; typedef unsigned long ulong; void userInput(ulong&, ulong&); int numberLength(ulong); ulong leftSplit(ulong, int); ulong rightSplit(ulong, int); … |
| | im working on something and i need the user to be able to enter times that things start and end. i need to know how i can store that and then compare them later. they need to be able to enter like 12:45. i was thinking i could somehow ignore … |
| | I am trying to take a a file of fixed size and use seekp to jump to a particular spot in the file, write around 100 bytes or so but only to that part of the file while still keeping the size of the total file the same and not … |
| | say you have [ICODE]struct Node{ int item; Node *next; } int main() { Node *p; p= new Node; p-> item = 100; p-> next = NULL; }[/ICODE] is there a way to make it that, the p-> item becomes whatever the user inputs? |
| | [CODE] #include <iomanip> #include <iostream> #include <fstream> #include <string> using namespace std; int main () { int i,count(0),n; char strg1[50],strg2[2]; char *ptr1(strg1), *ptr2(strg2); cout << "Please input the string" << endl; cin >> strg1; cout << "Please input the character" << endl; cin>> strg2; while ((ptr1=strstr(ptr1,ptr2)) != NULL) { count++; …  |
| | Hi All, I've got a VC++ dll with Boost 1_34_1 regular expressions in it. I am a programmer but not VC++ or Regex. The program worked fine until the target HTML format (sPage) was changed and I need to get the regexs updated. I got them updated OK. I checked … |
| | I have classes A1, A2, B, and C. A2 inherits from A1. C inherits from A2 and B, and its constructor initializes all B, A2, and A1 variables. As a tree, it looks like this: [CODE] C / \ B A2 | A1[/CODE] I have a function [I]Foo [/I]that takes …  |
| | Hi, are there some libraries i can use (in MS windows) for stuff like, obtaining info from a website? i read something about sockets once, but im not sure what it is (yes, i googled it :) ) Or would be easier/better, as some suggest, to learn java or python? … |
| | I am new to c++ but have been using java for a while now. I am using Microsoft Visual c++ and when I try to build it I get the following error: Linking... Airline Project.obj : error LNK2019: unresolved external symbol "public: __thiscall FlightManager::FlightManager(void)" (??0FlightManager@@QAE@XZ) referenced in function _wmain F:\Documents\Assignments\CA212\Airline …  |
| | Hello, I'm reading a chapter about virtual function. So what I know is that virtual function is equal to abstract functions. It is enough to declare one function virtual to make the class into an abstract class. E.g. [CODE=cpp] class Base { public: Base(); virtual set(); } [/CODE] Now I'm … |
| | hey all,,, i've been trying to make my own setw function that will do the same jop of setw,, this is my first year in college i study CIS in Jordan,,, so, i made this code but6 i still have problims with float numbers, it seems like this code work … |
| | Hi All, can any of u explain the order of constructors ,how it will behaves when order of derived classes as like present in attachment |
 | I try to program DirectX in Visual C++ 2008. I need at least a win32 working window. I have a BIG problem compiling win32. First, I created a win32 project (a simple Win32 Project - not empty). I don’t modify any code compile when compiler says: Cannot find windows.h. So … |
| | Hi, I'm working on a C++ project and in a menu I want the user to choose 1, 2, 3 etc... integer number. If they input a float i.e. 1.2 I want the code to tell them they've entered something invalid, rather than just rounding it down to 1. how …  |
| | Hi, I am using ubuntu linux. I am trying cpu utilization of our software. How to use iostat in c++ program. |
| | I need a way to send email through smtp server ssl secured Programming Language: C++ Platform: Windows XP I need something doesn't involve visual studio Thanks in advance!  |
| | [CODE]int C[10][20]; int * mmatrix (int A[ 10 ][ 5 ], int B[ 5 ][ 20 ]) { int i, j, k; for(i = 0; i < 10; ++i) for(j = 0; j < 20; ++j) { for(k = 0; k < 5; ++k) C[ i ][ j ] += …  |
| | I need to output the first five lines or the last five lines of a .txt file the user provides while using switches in a command prompt. I've got it other than printing the lines to the screen. [CODE] #include <iostream> #include <fstream> #include <string> using namespace std; const int … |
| | I am reading a .txt file line by line and when the line in the file is "Hello1", I want to Replace that Line with "Hello2" but I dont get that to work. I think I miss something out here [code] //Save this emailadress to the RouletteDataBase file String Path … |
 | I was looking at this: [url]http://www.parashift.com/c++-faq-lite/ctors.html#faq-10.18[/url] I don't understand [code] File f = OpenFile("foo.txt"); [/code] It seems like File is one class, and OpenFile is a separate class, so how can you assign an OpenFile to a File? Also, is it necessary to have this second class? Why not something … |
| | [ICODE] #include <iostream> #include <cstdlib> using namespace std; struct A { A *B; }; struct C{ C*D; }; int main() { A * Z = new A; C * Y = new C; Z = Y; cin.get(); return 0; } [/ICODE] it says cannot convert Z to Y in assignment. |
| | [code] #include<iostream> #include<fstream> #include"d_nodel.h" using namespace std; int main() { dnode<double> *listA = new dnode<double>; dnode<double> *listB = new dnode<double>; double sz1, sz2; int val1; //first set of integers int val2; //second set of integers ifstream inFile; //declares the inFile ofstream outFile; //declares the outFile //Read in a file to … |
 | hello all, I'm getting some unexpected behavior from the ifstream object when using the open method. im reading the following characters from a text file: [CODE] ############### # #X# # # ### # # ### # # # # # # # ## ## # # # WWWW###WWWW # # … |
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