Beginners - C++ Forum - January 2011 (Page 4)

The problem is when i entered letters the program keep saying "Invaild number entered--Try again: ""Enter a double number: " it just wont let me cin the numb...

[6 replies] Last: Ty guys Long time didn't touch to c++, always working on java and al... (by shazlin)

by iCPP

Anyone can solve this problem? (1,2)

This is a problem that I got from class Requirements Ask the user to enter six numbers. Three of the numbers will be odd and three of the numbers will be ev...

[29 replies] Last: The modification to accept negatives is trivial: #include "stdio.h" ... (by rocketboy9000)

by eNergizer

Unresolved Externals problem

Here's the errors: Error 3 error LNK2019: unresolved external symbol "public: class Core * __thiscall Handle<class Core>::operator->(void)const " (??C?$Handl...

[2 replies] Last: explicit template instantiation http://www.cplusplus.com/forum/article... (by ne555)

by sloper

input validation

Hello knowledgeable peoples, char name cout<<"Enter Bob or Ted"; cin>>name; How do I verify that input was Bob or Ted and not fred or 69&? Is it possi...

[1 reply] : Avoid char arrays for stream input at all costs. Use only std::string... (by PanGalactic)

by Alex cpp

Starting graphic games (1,2)

Hello, It's a long time that I wanted to start off a graphic game in c++ and I would like to know the basics of graphic games. I want to make a simple game wher...

[21 replies] Last: Alex cpp said: ...while you guys are kinda arguing I've read... (by ultifinitus)

by WetCode

Veribals in class wont output the value it is suposed too.

Hey got this code and trying to make a "Dungion and Dragons" type of game in the console window. And i cant get the start values to output correct. Can anyone ...

[4 replies] Last: I thot i did understand scope. if i got int main(){ And make Verib... (by WetCode)

by Kieth89

Not sure why this won't work

It goes into the loop, so I think that the problem is my conditional operator. Can I not use function calls in it? Here is the code: #include <iostream> #in...

[2 replies] Last: oh. Yeah, that might make a difference. thanks. *walks away feeling o... (by Kieth89)

by billyb29

Quest

Hey guys am having an exam on Monday in c++ so i was wondering if i can get some help , because the questions are multiple choices about the output of programs ...

[17 replies] Last: Thanks guys... one last question , it's about the static functions ...... (by billyb29)

by laghari

How to make a map in c++ through link list?

(i am making a game which has a map made of linked list in which a bot will move)and i don't have any idea on creating a map through a linked list.

[1 reply] : I don't know if anyone can answer this question, I personally say it's... (by hanst99)

by soCoPth

Time Zones

I have having a problem figuring out the last part of my code. Everything seems to be working great, but then at the end when I ask the user to enter a time zon...

[3 replies] Last: Thanks a lot for both your help. I made those changes and a few other ... (by soCoPth)

by amar039

Reading text file (having integers) into an array in C++

Hi Guys, I am new to C++. I would really appreciate if you could help me with this problem... Here is a sample text file. The first line contains two numbers...

[no replies]

by Sophie1982

Compare lines in the same text file

Hi, guys! I would like to read a .txt file (of maaany lines) and compare each line with all the rest, in order to check if some of them are repeated. Any idea...

[5 replies] Last: Great!!! Thanks!!! (by Sophie1982)

by xander333

Why doesn't this execute?

Another little problem while using my bigint class... int main() { for(int i = 3; lastPrime < 100; i+=2) { if(isPrime(i) && i < 100){ ...

[1 reply] : Question: Why do you do this: for(int i = 3; lastPrime < 100; i+=... (by hanst99)

by kash kow ken

where to find functions for int/double etc

Hey, I used the string library and noticed the ease of functions like std::string::size . is there any ones that are like that for type int, double, etc?? ...

[4 replies] Last: Disch, is int arrays practically the same as regular ints? (by kash kow ken)

by parmidner

int86();

hello, i want to write a c programm for determining the memory size of my computer using using ROM BIOS function "int86()" and i m kind of lost.I read the prot...

[2 replies] Last: Thanks . That was useful information. Kind Regards, Parminder (by parmidner)

by cdoubleplus

calculate population growth

Hi there, I wrote a little program for calculation of population after n years... #include <iostream> using namespace std; int main(int argc, char...

[no replies]

by closed account zb0S216C

Multiple Namespaces.

I've got 2 namespaces with the same name. They both have one variable which is named differently, for example: namespace NamespaceOne { int One( 0 ); ...

[3 replies] Last: Thanks coder777. (by closed account zb0S216C)

by gilit2

GUI and forms

Hello ! I need gui for may software. I work in C++ visual Studio 2010. I need to enable the user insert a lot of input information. It should also support the t...

[1 reply] : I'd recommend wxwidgets.: http://www.wxwidgets.org/ It's free even f... (by coder777)

by Ihtisham

Best C++ book

Hey which is the best book or site to learn c++ from, because sometime i learn from 'c++ for dummies',sometimes 'the ansi c programming' and sometimes from diff...

[5 replies] Last: The book: C++ Coding Standards: 101 Rules, Guidelines, and Best Prac... (by andrezc)

by Metallon

Has std::vector been changed...

Or is it just me who's really gone senile? This isn't working for me: std::vector<int> someNumbers = { 1, 3, 5, 7, 9 }; std::vector<int> someNumbers = ...

[2 replies] Last: That syntax won't work in ISO C++ 2003 but it will work on C++0x ( whi... (by Bazzy)

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Beginners - January 2011 (Page 4)