General C++ Programming - C++ Forum

Hi, I have the headers to a binary tree and it's node class. These headers are not mine but they appear to be missing some methods. It could be nothing but i'd ...

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by mar11

set container

Hi all, let us consider this example on cplusplus // set::begin/end #include <iostream> #include <set> using namespace std; int main () { i...

[5 replies] Last: That's convoluted. (by jsmith)

by Bezi

Compiling a source file

If I have a header file "test.h" and a corresponding source file "test.cpp", what are the steps I should follow so that I can construct a personal library out o...

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by Mikolon

fatal error LNK1561: entry point must be defined

Hello, I have this error with Visual C++ 2008 express edition. fatal error LNK1561: entry point must be defined I'm writing an openGL program using SDL. Add...

[3 replies] Last: The SDL headers #define main as SDL_main. Ostensibly, so that a differ... (by helios)

by kgeorgie1

Segmentation Fault. Why I don't know.

This program crashes as soon as it hits the line below(please search for the word "CRASH" to see the line). I cant find out why. Please help I am stuck. Than...

[4 replies] Last: The "Log" statement is our way of logging error messages to a central ... (by kgeorgie1)

by akmal4ik

Undifined behavior or something else?

What will printed to console, VS2008 prints 0. why, is it correct? because i read that: 4.9 Floating-integral conversions An rvalue of a floating point type c...

[1 reply] : I would image that it will print 0 because: char value ranges 0 (bina... (by chris)

by manny321

How to read character strings

Can someone show me how to do the following? I do not have the slightest clue Part C - Reading character strings Declare a character string variable that w...

[1 reply] : How much code have you written ? (by bluecoder)

by manny321

How do i get this C++ source code to display an actual total?

#include <iostream> #include <iomanip> #include <cmath> using namespace std; int main () { //displays rate info cout << "The Fast Freight Shipping Co...

[1 reply] : total of what ? what exectly do you want to achive ? (by bluecoder)

by lazybones1987

pointer to derived class query

Hey All, I'm quite new to C++ and I have a query regarding pointers and derived class objects say I have the following code: class animal { private: s...

[3 replies] Last: Thanks for your replies guys. It really helped me. I'm just trying to ... (by lazybones1987)

by whoami32

changing variable within loop - so this is not possible?

hi is anyone able to help me on this? for example if i have code like this #include <iostream> #include <string> using namespace std; int main() {...

[14 replies] Last: I found a way to solve my probelm. Thank you all who helped me :) For... (by whoami32)

by suagbor

Keyboard

I have to write a C++ program that reads in 10 numbers from the keyboard and then add them together. Then, finally prints its total. Can someone do this for ...

[10 replies] Last: Can someone do this for me? Hm. They're not even trying anymore, are ... (by helios)

by hunter16

How To Use C++?

I'm sorry, this is a dumb question but... I'm attempting to learn C++ language & I'm not sure where to use the programs I learn to write. Is there a program...

[2 replies] Last: If you're doing a lot of programming with Windows then Visual Studios ... (by Dudester)

by Robertsong

How to watch static variable in function? (in VC6 debug mode)

This is my code: # include <stdio.h> # include <string.h> # include <ctype.h> // --------------- # define TOKEN_LENGTH 50 enum TokenType { UNRECOGN...

[7 replies] Last: Oh... I found the problem. static NextToken nextToken ; // nextT... (by Robertsong)

by jt1991

FORMULA!!!!!!!

ok, not really want u to help me do my homework, just want to know the formula... the program prompt user to input 2 point x1,x2 ,y1,y2... formula given sqr...

[7 replies] Last: ok i think i try to call it out... thanks though (by jt1991)

by alihaider

how to skip an input value?

I have a simple code, written below. I wish to skip/or not interested to enter the value of "a" at command prompt, how should I do this. #include <iostream> ...

[4 replies] Last: The solution suggested by maikel is perfectly well. It works exactly a... (by serge)

by manny321

can anyone assist me with fixing these errors on a simple C++ assignment?

The following is the assignment Shipping Charges The Fast Freight Shipping Company charges the following rates: Weight of package (in kilograms) Rate P...

[1 reply] : Ok. The code is a little messed up, so seems to me. Did you lose th... (by maikel)

by tonyg362

Ostream operator overloading

Trying to write my own complex number class, when I overload the << operator as below, it compiles fine when I don't try to use the << operator, but when I try ...

[4 replies] Last: Wow stupid mistake, thanks. (by tonyg362)

by ohsnap1319

Class Errors

Hello Everyone! I am having some problems with declaring a class and am getting many errors. Here is my problem: I must write a program that enables t...

[6 replies] Last: Thanks for all the help Maikel! (by ohsnap1319)

by ramsci

gprof question

Hi experts, I need to gprof a library in our system to examine the function calls and see if we can optimize it any more. Basically, what I have is Execu...

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by konradsa

New vs opeator new

A common interview question: Explain the difference between new and operator new. I have googled, but could not find any real satisfying explanations. Can so...

[7 replies] Last: Mixing new/delete and malloc/free is generally a bad idea. (by tummychow)

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General C++ Programming - March 2010 (Page 15)