General C++ Programming

by admin

Welcome to this board!

Welcome to the general programming forum in C++.com! In this forum, users can to talk about any top...

[no replies]

by AlitCandle

What happens to memory if you terminate a program

Does the OS free all the memory?

[2 replies] Last: With (most?) modern operating systems, the answer is yes. On any O/S... (by andywestken)

by h0404

Beginner help with generic dictionary

Hello, I am a programmer in Delphi, learning C++, I am stuck with the following code, i want to acc...

[10 replies] Last: Ok, I think I am doing something wrong, I kept getting errors when com... (by h0404)

by Anmol444

CStack Class

In this code: // A push-down stack to store Box objects #pragma once class CBox; ...

[2 replies] Last: Perhaps " CStack " is intended to be a base-class of some sort? Who kn... (by Framework)

by Anmol444

Compiler outputting wrong size (1,2,3)

Main: // Ex9_01.cpp // Using a derived class #include <iostream> // For stream ...

[43 replies] Last: When [quote=JLBorges]You already have the information that is needed ... (by cire)

by naz

error here plz find out i need help

int main() { //Create contituency and start flow Contituency* con = new Contituency(); ...

[3 replies] Last: I suggest you to change compiler. Looks like you current compiler doe... (by MiiNiPaa)

by Anmol444

Nested Classes

From my book: "A nested class has free access to all the static members of the enclosing class. All...

[4 replies] Last: So you can always use it inside member functions? Just not as a member... (by Anmol444)

by tejashs

parent and child objects

class a { // something something }; class b : public a { // something something };...

[3 replies] Last: It creates single entity which consists of two parts: a part and b par... (by MiiNiPaa)

by KahnArtizt07

Having trouble printing out list using OOP

#include <iostream> using std::cout; using std::cin; using std::endl; using std::ios; #include...

[9 replies] Last: Note that p is not a pointer, it's an iterator. How are iterators and... (by andywestken)

by Anmol444

A pointer to base class

A pointer to base class, if assigned to a derived class, only points to the base part right? So you ...

[8 replies] Last: I am sure you know much more about this than me I wouldn't say that.... (by naraku9333)

by giorgik

Extracting file name from path

Hello everyone, I have a string like this const char *filename = "C:/Qt/progetti/worlds/fasr....

[6 replies] Last: Or you could use boost for a more portable solution. (The code is nea... (by cire)

by Anmol444

Pure Virtual Functions

From my book: "Because you have declared Volume() as const, its implementation in any derived clas...

[11 replies] Last: @Cire Alright that makes sense. Btw sorry, its just that you left me... (by Anmol444)

by caibbor

Pointers to automatically null when object is deleted

Say I have an object and 10 pointers to it in several other objects of varying class types. if the o...

[1 reply] : Maybe http://en.cppreference.com/w/cpp/memory/weak_ptr (by naraku9333)

by Anmol444

References to Base class

box.h // Box.h in Ex9_09 #pragma once #include <iostream> class CBox ...

[2 replies] Last: I know I figured it out xD (by Anmol444)

by Blackavar

Including cocoa (objective C) in a C++ program

Hello, I am running OS X Lion 10.7.5 and trying to include cocoa. #include <iostream> #include <...

[4 replies] Last: Well, I've still gotten nowhere. Even when I use the exact code exampl... (by Blackavar)

by labeeb

Recording keystroke in C++

I want to record keystrokes as user press a key.Problem with cin is that it will not do this after h...

[1 reply] : If you want to create a game, read this: http://www.cplusplus.com/foru... (by MiiNiPaa)

by jerome12345

Calling C++ from FORTRAN

I know it is possible to call C++ from FORTRAN (extern C) Basically, I need to access C++ class ...

[no replies]

by shahabp

convert image to number

hi everybody, i want to convert image to number. any suggestions. thanks.

[9 replies] Last: Assuming by "set of numbers" you're referring to color components of i... (by Cubbi)

by IndieExe

I need help. The parentheses of an expression.

EDIT: No one's responding, maybe cus of lack of documentation? #include <vector> #include <string...

[1 reply] : Just be clear, the problem isn't obtaining the parentheses. The proble... (by IndieExe)

by hrishikeshrt

Block Cipher (File Handling) - Error: malloc.c

Hi, First of all, sorry about somewhat long code (~400) lines. Relevant bits should be small. I ...

[no replies]

General C++ Programming

C++

Forum