C++

Forum

General C++ Programming - August 2010 (Page 5)

Hi all, I have some question related to using static_cast. Suppose I have 2 classes base and derived and I want to cast base type to derived. Of course I c...

[5 replies] Last: Thank you guys very much!!! (by sisi)

by quirkyusername

pointers to functions

Hi, I've been looking into pointers to functions and have made an example program which implements a pointer to a function passed into another function as a ...

[5 replies] Last: for your func, the compiler would understand return *func(a,b) as "c... (by bartoli)

by redblack5080576

read a text file problem

Dear friend I want read a text file in c++ and than I want write to this file on the screan but I make some mistakes please help me.. This is text files conten...

[5 replies] Last: Just to add to what Galik said, you also don't need to call close(), y... (by filipe)

by closed account Gy7oizwU

Getting a IP Address

Hi all Im getting an error when compiling my project that gets the IP address of a host. Please see if you can spot the issue? Code: #include "stdafx.h...

[4 replies] Last: Works. Thanks! (by closed account Gy7oizwU)

by jhapk

Checking if a function exists

Hi, I am using a templated group code. In my particular class specialization, I define a function FunctionA in a particular templated class ClassA. For some ...

[1 reply] : See http://old.nabble.com/compile-time-check-that-a-member-function-ex... (by jsmith)

by Clausius

classes for chess game

Hi to everybody; I've written my own chess game using classes, and I'd like to discuss with you the choices I've made, cause I'm sure something can be improved;...

[2 replies] Last: It is standard chess, I made the board 12x12 and marked the external b... (by Clausius)

by effizy

Calculating Average score of uncertain students no - Newbie to C++!

Hello all, I am completely new to c++ and have no idea what am doing or should be doing but am ready to learn. My first problem is to write a code "to calcul...

[1 reply] : First of all you try to do something with numTimesNeeded.. i dont know... (by Skillless)

by pizet

Ordinal value

I tried to make a program for counting "big number". For example numbers which contain like 50 or 100 digits. I decided to put those numbers in strings and use ...

[4 replies] Last: Yup, thanks. (by pizet)

by vicky1711

sleep() inside a loop.

I have defined sleep() in my program. I am using it in a loop. But I observed that sleep() is adding up the total amount of delay (no of times loop executes) an...

[4 replies] Last: @jsmith... hey thanks its wrking now. :-) Ill read more on stdout buff... (by vicky1711)

by Priyanshu

"C++" classes in "C" code

Hi, I have two C++ files (classes are defined in that with member functions).I want to use them in "C" files. Do I need to write compatible wrapper functi...

[4 replies] Last: Hi Helios, We have a big code that is written in C, and some code i... (by Priyanshu)

by officialhopsof

error: array bound is not a constant

I have the following situation project01.cpp: #include <iostream> #include <fstream> #include <string> using namespace std; extern const int MAXR...

[4 replies] Last: "What you need to do is REMOVE project.cpp from being a separately com... (by officialhopsof)

by theprogrammer

new to building finite-state machines. Where do I begin?

Hi, I have been reading the tutorials and it shows how easy C++ really is. What I still haven't reached yet is how to make finite-state machines. I doubt that ...

[1 reply] : FSMs lend themselves very nicely to implementation in C++. If you und... (by AbstractionAnon)

by PascalM123

Derived class and destructor problem

Dear forum, I have a problem concerning derived classes and their destructors. I have a base class Shape and I have Spheres, Planes and ObjFiles (shapes from...

[17 replies] Last: You must have some other problem elsewhere. There's no reason I can s... (by Disch)

by Gert1234

Another .csv question

I want to read a .csv file with two columns into two variables. The variables will then be used a couple of calculations, after which a value will be writen int...

[2 replies] Last: Thanks Galik, I'll give it a go. (by Gert1234)

by eye51

Is default constructor always required ??

Hi, Should I define default constructors every time even if my used constuctor is always with arguments? Any problems if I do not define it? Thanks... ...

[9 replies] Last: I want to change MyClass properties through YourClass As I have c... (by EverBeginner)

by rycel858

sum up 2 inputs,the sum is added to the next num of the 2nd input and so on

hello..its my first time here.. i need help regarding an assignment..any help with do pls..i understand the flow but don't quite know how to start.. the fir...

[3 replies] Last: change int* iInputs = new int ; to int* iInputs = new int ; ... (by Skillless)

by closed account GNTMDjzh

how to use getc (or someting similar) outside of a console

i am trying to broaden my horizons of programming, and attempting to make more cross-platform friendly programs. instead of using a direct x wrapper, openGL, in...

[2 replies] Last: do i really have to use an API for keyboard input? Yes. That ... (by Disch)

by nocare

Trouble returning pointer of array

Hey all, this is my first post, but this site contributed to me learning c++ 4 years ago, and now that im getting into it again... having advanced in programmin...

[11 replies] Last: Yeah I finally feel like I have a good grasp on the arrays. I do li... (by nocare)

by Los Guianosotros Finitar

Substript Problem

Dear Forum, I would like to declare The Array of the size enough to accomodate data as long as the application setup follows till the order requirement. Th...

[2 replies] Last: I think the second one is more effective, because instead of typing ... (by Skillless)

by hamsterman

a tree

I have a tree that looks like this: struct NODE{ vector<NODE*> children; }; I want to randomly choose one node with equal probability to choose the ro...

[2 replies] Last: thanks. didn't think about that.. (by hamsterman)

August 2010 Pages: 1... 3 456 7... 20

Archived months: [jul2010] [sep2010]

This is an archived page. To post a new message, go to the current page.