General C++ Programming - C++ Forum

Hi, as the the title states I want to draw a circle using a 2D array. I'm trying to use the Pythagorean Theorem to find all the points on the circle, but when ...

[2 replies] Last: Visual Studio gives me an error saying it cannot parse the function wh... (by Keaser)

by oontvoo

"Freeze up" the program for awhile

Ok, so here's sort of what I'm trying to accomplish. I'll try to make it as understandable as I know how. int main() { int num; Start: cout << "\nEn...

[4 replies] Last: yea.. stupid me. "cin", not "stdin". Ciao, Imi (by imi)

by sonelliot

How to generate compiler error on incorrect parent class?

Hi All, I am trying to implement a reference counting scheme for memory management in this application I am writing. I have two classes: CRefCounted and CRef...

[5 replies] Last: Thanks for the replies everyone. I think I'll try the boost 'is_base_o... (by sonelliot)

by wangkhem

Segmentation fault while iterating std::map through callback

void call(boost::function<void ()> f) { f(); } void end() { cout << "End..." << endl; } void fn(map<string, string> &m, map<string, string>::iterator i...

[3 replies] Last: Thanks so much for the reply, it solved the problem. (by wangkhem)

by mcleano

A comma in an if or while

That title is odd i know but I just couldn't think of a short and easy way to sum it up. Basically, I remember reading on one of the forum threads that if you h...

[9 replies] Last: Removing that operator would break this for (/*...*/;a++,b--) //... ... (by helios)

by adam8797

Copy outputed text to clipboard or .txt file

Hello, I am working on a script compiler for my school's morning announcements. so far I have the function nailed, but it is stuck in the command line and it...

[4 replies] Last: never mind I found the ofstream myfile command here: http://www.cpl... (by adam8797)

by kcbob

program skips inpuit string

the program executes fine the first time, then it displays the first cout, the else statement and the last cout. #include <iostream> #include <cstring> ...

[1 reply] : Please don't cross/double post. (by Zhuge)

by ingenioushax

In serious need of assistance with files

My program is supposed to take the balances of two entries in files, one saving and one checking, and transfer those funds as defined by the user... ...

[no replies]

by fattonyisfat5555

segmentation fault...

I am sure it is a simple error but I can't seem to figure it out. I am doing a merge sort with linked list and I do the merge sort recursively. Can someone give...

[no replies]

by luke nffc

File IO with objects stored in an STL List

As the title suggests, I'm looking to load/save my objects to and from a text file. class aircraft{ public: string name; int registratio...

[1 reply] : There isn't a "simple" solution. At a minimum, you need to be able to... (by jsmith)

by Esmaeil

How to search contents of a file?

Hi. I wrote this code and now I wanna do sth more. How can I do this: Program asks user to input his ID and When user entered his ID, If his ID is in the fil...

[4 replies] Last: You have to read the file into the program and create a database. The... (by kempofighter)

by Ratzian

Find the size of char**

Hello. I have the following problem: I have a char** pointer and I need to make a copy of the data it points to without knowing its dimensions. For every cha...

[2 replies] Last: Well.. I tried to make an analogy with delete ... It doesn't need the ... (by Ratzian)

by ohsnap1319

Converting to Base 10

Hello Everyone! I am working on bitwise operators and I am a little confused at the moment on how to convert an integer value like 22 for example, to base 10...

[1 reply] : The integer value 22 is already base 10. (by jsmith)

by TheTSPSolver

Multiprocessing V.S. Multithreading V.S. ??

Hi Everyone, I’m basically coding some function that I’d like to be called simultaneously by three different objects. I’m currently working on my quad...

[1 reply] : General purpose OS' won't let you run code on particular processors. ... (by kbw)

by luke nffc

stl list containing objects

To cut a long story short, I'm using list <helicopter> heliList; //list for helicopters ^this stl list to store objects of the type given above. Can an...

[5 replies] Last: You could overload operator<< to print the helicopter details. I woul... (by kempofighter)

by d15tur83d

Need to convert arrays into vectors

This is the program I have so far and I need to change it from arrays into vectors // This program is a driver that tests a function comparing the // contents...

[1 reply] : Unfortunately, the { } initialization doesn't work with vectors. Ther... (by kempofighter)

by d15tur83d

Create array containing first 10 odd numbers

Create an array that contains the first 10 odd numbers. Calculate and print the sum of those numbers.

[3 replies] Last: Well you had better get started then. (by kempofighter)

by krazyeyez8

File Output with color?

im wokring on a project that lists DVD's in a linked list to a Output File and I was wondering if they is a way to make every other one a different color so tha...

[6 replies] Last: thanks for the responses i just want to output to a standard .txt file... (by krazyeyez8)

by guybrush84

Read a word document

Hi, I need to read a word documento with c++ code. Is it possible??? Thanks in advance

[1 reply] : Yes it is possible. You will of course need to know how Microsoft org... (by guestgulkan)

by zonaarten

i got a problem with inheritance and polymorphism

i am making a program that stores the data for a car truck or van. please help with this problem. 13_14main.cpp #include <cstdlib> #include <iostream> ...

[7 replies] Last: ok look i messed up with the copying and pasting on the car.h but i fi... (by zonaarten)

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