General C++ Programming - C++ Forum

? random date generator in class won't work ?

so i'm trying to implement a random generating date so that everytime it is called a new random date will pop up! but it seems like everytime i run it, my progr...

[3 replies] Last: nevermind! i figured it out! thanks jsmith! i appreciate the informati... (by nscruggs)

by bshrestha

how to print output program in visual studio 2008

hi guys. how are you all. I have a question regarding Visual Studio 2008. So far I am printing my output by running the program in win console and then copy the...

[2 replies] Last: Thank you helios for the reply. Is it possible to run the program in d... (by bshrestha)

by hallux2003

Homemade String Class

#include<iostream> using namespace std; class String1 { private: char str ; public: // Constructors String1(); String1(char *); // F...

[8 replies] Last: My post wasn't meant to solve your problem. Instead it should point ou... (by CQQL)

by lgb

Vector of pointers to classes

I'm not very used to program in C++ , but I'm working in a robotics project using the Player/Stage environment, wich has a C++ library included.In this library ...

[7 replies] Last: It's this kind of non-orthogonal craziness that makes me hate C++... ... (by kfmfe04)

by FROSTYSMOOTH

C++ Class/Queue problem

So my original program ran and did what it needed to do, but then I wanted to break it up into a class. I wanted to do it in a class because this is my first a...

[15 replies] Last: That's because at the start of Main you're calling a constructor with ... (by Pax)

by graculo

sintax error & illegal indirection

I've a problem compiling this part of an header code with Visual Studio 2008. The file is called asymg.h: double digamma(double z) //line 102 { int p...

[2 replies] Last: Thank you very much. I was wrong defining M_PI. I wrote: #defi... (by graculo)

by sterls77

code is sorting descending instead of ascending

Hi, I need help on finding an error in one of my homework problems. I was supposed to create a code using only while loops to create a C++ program to sort a gro...

[3 replies] Last: If your sort is in decreasing order instead of increasing it's because... (by closed account 1yR4jE8b)

by jimclermonts

Storing some values from a string to some chars

#include <stdlib.h> #include <string.h> #include <stdio.h> unsigned char content = "ip1=10&ip2=10&ip3=4&ip4=210"; unsigned char ip_addr = { 0,0,0,0...

[3 replies] Last: Thanks guys for the quick reply, will post the completed code tomorrow... (by jimclermonts)

by carlsum1986

Socket connection passing

I have an existing socket which connects to the server when I click call. it is declared as CSocket Confcall;. then i will use hConf=Confcall.detach(); ...

[2 replies] Last: i solved it with CAsyncSocket (by carlsum1986)

by MiscSong

How do I get it to show the equation on the output?

#include<iostream> using namespace std; int main() { //Declare variable int n1; int n2; int n3; int n4; int sum; int prod; //Get user input...

[3 replies] Last: Mate, you're missing the point. int n1square = n1*n1; this line tak... (by hamsterman)

by gpdominic

Binary Tree of forked processes error

I cannot find the error in my program. The program builds a binary tree of forked processes. The build function itself works while recursing. Where I belie...

[1 reply] : doh, forgot the code :) #include <unistd.h> #include <iostream>... (by gpdominic)

by closed account S6k9GNh0

Certain Recv()

I hate making an entire post about it but I'd like some advice on code style. I'm trying to make certain that recv is always getting at least enough information...

[3 replies] Last: Actually the time I have to deal with such issues is to do hardware le... (by sohguanh)

by blaze745

DLL Implementation & File handling

sooo i got this huge university prac due for firday can you guys please help me im really lost heres my question for my prac...... -------------------------...

[3 replies] Last: Have you used exceptions before? (by Pax)

by scotfang

|= Operator

Hi, I am using the following lines of code in my program: bool notOk = false; notOk |= (newMouse.x==40 && newMouse.y==12); notOk |= (newMouse.x>72 && newM...

[4 replies] Last: hello scotfang, | The bitwise-inclusive-OR operator compares e... (by coder777)

by ShubhadaJS

Inheritance + access mode

Hello every one, Pls tell me what is wrong with following code? I am not able to recognize. class A{ protected: int i; ...

[2 replies] Last: hello ShubhadaJS, private Class members declared as private can ... (by coder777)

by mp121209

data in class

Hello, can you help me explain this question? which different between protected, public, private, internal protected data in class?

[1 reply] : hello mp121209, private Class members declared as private can be... (by coder777)

by Loredivine

Polymorphism

Hello there. I know this website has a great tutorial on Polymorphism, but I seem to have run into a bit of a problem. Basically I'm making a GUI using SDL. Tha...

[3 replies] Last: You should write a short test program where you just instantiate a but... (by kfmfe04)

by mailkamlesh

array issue

Hi guys I have a code written output array Int b = {0,0,0,0,0,8,9,1,5,2,7,2} input array int a = {0,8,9,0,0,1,5,2,0,7,2,0}; int main() { ...

[5 replies] Last: I try as much as possible to use Standard C++ STL. Refer to http://www... (by sohguanh)

by qd11

inheritance, virtual methods, and overloaded methods

Hi, I'm trying to compile this simple program #include <iostream> #include <string> using namespace std; class base{ public: virtual int foo(in...

[3 replies] Last: Names in derived class hides names in base class. In other words, you... (by sohguanh)

by Fbar800

Don't think my software if very good. (1,2)

I don't think my compiler is very good. I am using notepad, cmd, and a Borland C++ Compiler. I there a better (free) way to program?

[20 replies] Last: I would suggest Code::Blocks. Someone on this forum actually suggested... (by thepedestrian)

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General C++ Programming - September 2010