General C++ Programming - C++ Forum - October 2010 (Page 20)

GUI

Hello everyone I want to create a GUI for my program to run on windows this program recieves three numeric values and computes them So i want to develop an i...

[3 replies] Last: thanks coder777 i will see how to get my hands on it (by yuhobebbho)

by Kyon

OGL linking

Hey, I'm back with another simple question about linking; what do I need to link to when using OpenGL (on Linux)? (I'm using Code::Blocks, and yes, I searched t...

[4 replies] Last: Just one thing; do I have to include any libraries (if so, which)? (by Kyon)

by LittleQuick

Username as directory name

CreateDirectory("c:\\u", NULL); cout << "Enter Username : " << endl; cin >> username; CreateDirectory("c:\\u\\"username"", NULL); Clearly that code does n...

[3 replies] Last: If I change that I will have to change It's the same thing. Jus... (by Disch)

by LittleQuick

myfile issue

Ok so maybe some of you were wondering what I was working on here is all of my code, #include <iostream> #include <cstdlib> #include <time.h> #include <wind...

[4 replies] Last: That works PERFECTLY. Thank you. You're fixing a lot of problems that ... (by LittleQuick)

by LittleQuick

Random Number Generation (Clock?)

The following code did not seem to work for me in Visual Studios C++ 2008. #include <iostream> #include <cstdlib> #include <time.h> int main() { time_t...

[2 replies] Last: WOW. Thank you hahaha. Can't believe I missed THAT. I usually notice d... (by LittleQuick)

by Cloudboy

How to fwrite a char array pointer?

I have a char array called: char buffer made up of characters read from a txt file using fread. Then I used strtok and strncmp to bubble-sort all the el...

[no replies]

by Lord Asriel

Struct member change without reason

Hello everybody. I am having this problem: (Code) cout<<"D)x is "<<x->key<<endl; y->parent=x->parent; cout<<"E)x is "<<x->key<<endl; (Output) D...

[3 replies] Last: the only way that would make any sense would be if 'x' somehow pointed... (by Disch)

by MottMan

Quicksort Troubles

I am trying to make a function that uses the quicksort method of sorting. The thing I am having trouble with is returning two separate vectors while recurring t...

[4 replies] Last: How would I edit my code to work properly? At least to return properly... (by MottMan)

by saik

User defined datatype in STL

Please provide an example and explain how does a User defined data type work in STL. Thanks

[1 reply] : That really made no sense to my eyes, could you explain what you mean ... (by Kyon)

by SysOp19

Matrix Program

Working on a C++ program for a M*N dimension Matrix. The elements can't be more than three digits-I got that down-.I have most of the code done but, I'm having ...

[1 reply] : Hi I used floor(log10())+1 to get the number of digits in each fiel... (by sbk)

by dazzlecms

child + parent objects

OK i really stuck on this project, as i been developing an game engine, which is mmorpg based like worldofwarcraft but now i need to come up with an cross pl...

[3 replies] Last: Hi thanks for you feedback, we do currently use QT but originally we ... (by dazzlecms)

by DnshPly9

Class Memory Allocation Size

Hello Friends, I have a question for allocation of memory to classes in C++ Pls have a look at the code - #include<iostream> #include<conio.h> ...

[9 replies] Last: Your code doesn't compile. I change this: //void (Foo::*fn)() f = &F... (by ne555)

by teupoui

Texture binding in OpenGL acting like a filter for every other pixel's colors

Hi, I was wondering if somebody ever had the same problem that I have with a texture binding. I am loading and binding a BMP file in an OpenGL texture. It wo...

[1 reply] : No clue, anybody ? (by teupoui)

by shadow29014

Interpreter Errors !!!!

In my interpreter member functions are not declared in a class. I tried declaring them in a class but I do not know which data type to use. I've tried using v...

[12 replies] Last: Thanks a lot. =) Now I only have 1 error left in the code and it has s... (by shadow29014)

by loisir1976

how to use metaCommand for vectors

Hi all, To manage arguments (input, output, parameters) I want to use the library <metaCommand>. For scalars (dimension 1), I use the function GetValue...

[no replies]

by agoswami

size of static data member

Hi, When I I tried to determine the size of static data member and found the size of class was 1. Could anyone explain the reason?. #include<iostream> usin...

[2 replies] Last: sizeof(sample) operator returns the size that an object of type sam... (by Bazzy)

by mp121209

what is keyword in C++?

Can you explain me what is keyword in C++? Is it a function? When I write a program like that, it works normally! int main() { int *p=new int ; del...

[3 replies] Last: new and delete are functions ( operators ) defined in <new> but th... (by Bazzy)

by AlphaBravo

Difference between C++ and C# ?

I was talking to a teacher friend of mine who said that at the University in Newcastle NSW they are going to start teaching C sharp instead of C++ next year. I ...

[13 replies] Last: How are patents related to being cross-platform? Probably most of thos... (by xorebxebx)

by Andysh

Offline C++ Reference

Hi, everyone! I'm compiled reference part of this site in windows CHM format: http://www.megaupload.com/?d=D2HZJSOK Hope, someone find it useful :)

[no replies]

by Citis

if (a=1) , what does it mean?

My compiler doesn't warn me if I write if (a=1) instead of if (a==1) . Why? What does if (a=1) mean? Is it usable?

[7 replies] Last: shouldnt this be in the beginner forum??.....i am a noob at C++ and i ... (by sloebereu)

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General C++ Programming - October 2010 (Page 20)