49,761 Topics
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| | My query is as follows. I have a file that is 16384 bytes in size. However i would like to break this down into 512 chunks of 32 bytes each. I am familaiar with straight forward loops but is there a way to initialise a loop to run for the …  |
| | Hello everyone. I just started incorporating directx into my programming and I am still unfamiliar with this territory. I installed directx version 9 into my computer after I had removed all previous versions. From my project settings I linked all the necessary file such as: d3d9.lib, d3dx9.lib and winmm.lib. From … |
 | [B][COLOR="red"]Question: [/COLOR][/B] Can i initialize char arrays using preamble initialization ? [B][COLOR="red"]Code:[/COLOR][/B] [code=c++] #prag... #pragma once class Pizza { public: Pizza (const char top[] = "cheese", const int size = 12, const double pr = 8.99) : strcpy_s (_topping ,top), _diameter (size), _price (pr) {} ~Pizza () {} void setValues …  |
| | My goal is to call a very simple C++ program from python, see below. The program generates a couple of random numbers and then moves the mouse and clicks. I would like to be able to call it from python with a few inputs(the python side I understand), but i … |
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| | Running AMD XP SP1 - Bitmap can be any bitmap with a bitcount of 24. Compiling with Borland using .cpp extentions. I'm still having trouble getting CreateDIBitmap to work for me. The hex bits from my bitmap are saved in memory. I can see them. I've read that Windows just … |
 | i'm quite new to programming. i'm a mechanical engineering grad student and i've been learning c++ for a year now on my own. so far i can program only win32 console programs i'll soon finish literature on OOP c++ like Robert Lafores interactive c++, C++ How To Program (Deitel) and … |
 | hello , I want any thing about enumration and string .  |
| | Can anyone please help me with an answer? I have Intel Core 2 Quad Q6600 2.4 Ghz processor and i've downloaded PC Wizard 2008 to see information about computer (especially for CPU usage and temperatures). The problem is (it isnt actually a problem ... ) why when using Borland C++ … |
 | I've been reading a lot of info, but templates are really too new for me at the moment, and I can't find any examples similar to what I'm trying to do. Basically I have a template container defined like this: template <class CMissile_Type> class CMissileManager { std::vector<CMissile_Type> missiles; }; The …  |
| | Hi, I was wondering if its possible to get the integer OR float value of a string. If I know it's an integer I can do int x = atoi(str) and atof if its a float but what do I do if I don't know what it is (in other … |
| | im adding lines to a richedit control and after a while it starts to overwrite text i create the window like this in the main window proc WM_CREATE [code] HINSTANCE RichEditLibHinstance = LoadLibrary("Riched32.dll"); HWND RichEdithWnd = CreateWindowEx(WS_EX_CLIENTEDGE, "RichEdit", "", WS_CHILDWINDOW | WS_VISIBLE | WS_CLIPSIBLINGS | WS_CLIPCHILDREN | WS_HSCROLL | WS_VSCROLL … |
| | hi, i wanted to find the factorial with the same problem that I had the previous time: here's the code that I wrote, so how can i find the factorial and display it to the user? [code=cplusplus] #include <iostream> #include <cmath> #include <string> using namespace std; int main(void) { string … |
| | I am working on a framework design problem in which I have to design a C++ based framework capable of solving three puzzles for now but actually it should work with a general puzzle of any kind and I need your able help in this activity. [B][I]Objective -[/I][/B] In this … |
| | program to print all special numbers less than a given number (a number is special if it is equal to the sum of factorials of digit) |
| | I'm working with winmm.lib (in C++) and am having a hard time with waveInOpen(). When I call waveInOpen() in my dll, it blows up. I think it's becasue its not getting a device context. I take the same code and put it in a regular exe... it works fine with …  |
| | Hi all, I've create a window as follows, [CODE=cplusplus] void CRtf::Initialize(void) { HWND m_hwnd_RTFBox = CreateWindowEx( WS_EX_APPWINDOW, RICHEDIT_CLASS, "RichTextWindow", WS_BORDER|ES_MULTILINE, 0, 0, 100, 100, ::GetConsoleWindow(), NULL, 0, NULL); } [/CODE] After doing all the process, I've destroyed the window as well. My question is this. I use the above handler … |
| | Aight, so I know I just posted a few hours ago but I promise that after this bug I'll not posted for a couple of days... or weeks. Aight, so I have two classes -> Connection, and SocketServer (which is inside of "socket.h" and "socket.cpp"). Inside of Connection.cpp, the code … |
| | i have tried to do the pascals law in the following method .....bt i m not getting a triangle shape.could someone help me out in this tight Spot?? here is the code what i have typed... [code=c] #include<iostream.h> #include<conio.h> #include<iomanip.h> long TRIANGLE(int x,int y); int main() { clrscr(); int lines=0,n; …  |
| | hi all.... In c++ how to convert integer value to hexadecimal (in ANSI-C ). wijitha... |
| | could anyone tell me any good books on multithreading in c++ thanks |
| | Basically I'm having difficulty figuring out what to return to a function. Here is my problem: I have a class called Zoo that contains Animal objects in an array of pointers called cages e.g.. [CODE]class Animal{ double weight; double height; double speed; double power; Animal(){} }; class Zoo{ Animal ** … |
| | I am a new to linux and the gcc system I was just wondering if someone could answer a couple of questions about the including hearder files like the math.h file. I was making a simple program and using some math trig functions. I keep getting the error cosf undefined … |
| | Hi , i am very new to C++ , OOP concept. I am making a bookstore using classes and have made it till books details ( tat is for ex. 10 books aval and when the user searches fo particular book he gets the detail with price and aval copies) … |
| | Please help me in self documenting the program below. All you have to do is, take a quick glance at the following code to see if you can understand what each part is doing. If you have any difficulty in understanding(at a quick glance that is!), please tell me, so … |
| | hi, i am basically a newbie to C++ and tried to make this simple math program but came acroos this error and don't know how to resolve it: [code=c++] #include <iostream> #include <cmath> #include <string> using namespace std; int main(void) { string input = Add; int a, b; cout << … |
| | I started using the tutorial "Teach Yourself C++ in 21 days" yesterday, and I absolutely love it's clarity. However, there is one thing that perturbs me about it. All of the code written in the code is numbered. This is a great feature until I want to try running the … |
| | hello all i can write string in a text file but i don't know how to choos a path like this c:\test\tets.txt and how can show it on screen i tried to use fscanf and printf but i couldn't thanks for yr helps |
| | hello ,Im a new member and Im not very good in english , so please excuse me , I have question : write a C++ program that declares an array alpha of 50 component of type double . Initialize the array so that the first 25 components are equal to …  |
| | [code=c++] #include <iostream> #include <string> #include <algorithm> #include <vector> #include <set> #include <map> using namespace std; class transition // an entry in 'alpha' transition_table { public: transition(string from_state, char input_symbol, string to_state) {from=from_state; input=input_symbol; to=to_state;} static bool smaller(transition a, transition b) { if(a.from<b.from) return true; else if(a.from>b.from) return false; else … |
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