Beginners - C++ Forum - March 2011 (Page 38)

I would like to ask few questions about classes, for example we have this code: class Book { public: int pages; }; int main() { Book one, two, three; one.p...

[10 replies] Last: I dont know there is some problem in posting the above code. In cons... (by abhiverma812)

by abhiverma812

Issues with reading and writing in a file

Hello Experts, I am trying to make a program to store records of a company in a txt/doc file. The record includes both integers and characters. However, whil...

[13 replies] Last: @Sputnik Yes I do not want that the headings should load every time t... (by abhiverma812)

by SBanet

Errors LNK2019 and LNK1120

Thank you for taking time to help me with my code. I have two errors that I cannot figure out how to fix they are: error LNK2019: unresolved external symbol ...

[2 replies] Last: Thanks for the help filipe forgot this void longClass::setNum(lo... (by SBanet)

by mzimmers

Hi - I'm trying to figure out the "right" way of doing this. I have a class cell, which contains instances of another class reg. When I create an object of c...

[3 replies] Last: You can do it in the constructor for the cell class. Of course. I t... (by mzimmers)

by trig

Opening an image

Hi, i want to be able to do this: bmpPicture = OpenPic->Execute(); i want to execute open pic, this will then allow the user to choose an image they ...

[2 replies] Last: Low lol and C builder XE (by trig)

by alikatnwv

trying to decide which loop/s to use

Hi, I am pretty new to C++. I am currently taking my first course in it in college. I know how to get input and display output etc. We are now learning loops an...

[2 replies] Last: Well, you gave me a starting point..hanst99. Thank you! So here's my c... (by alikatnwv)

by flambert

Search for double in char array

Hello, Is it possible to search for double values in an char array? I get xml strings via socket and I have to extract 6 double values. I'm looking for a met...

[no replies]

by Balrog33

general C++ questions

Hey, I have two questions about C++ first, This is a legal code? class B { public: // . . . virtual void f() = 0; }; int main() { B b1, b...

[2 replies] Last: [quote=Balrog33]Second, is it preferable to separate implementation a... (by closed account z05DSL3A)

by crunkjuice210

header file problems

program keeps telling me progam has stopped working. I think its the header file but i have no idea. #ifndef tsuPod_h #define tsuPod_h #include <cstring> ...

[2 replies] Last: Well i changed it up a bit here is where I am at now. tsuPod.cpp ... (by crunkjuice210)

by Menses

How to write a Loop Program

What a relief it was to have found this place...Maybe you guys can help me... I simply never have had what it takes to be a programmer...and have now found my...

[17 replies] Last: http://www.cplusplus.com/src/ Triangle.cpp explains it pretty ... (by breebree)

by breebree

For Loops

please do not hate me for asking this again, it was just the ones i could find on here were not the same to the problem i was asked. every ones changing varia...

[2 replies] Last: Using some tools, I formatted the code and added some different functi... (by closed account S6k9GNh0)

by codingneophyte

Encoding and Decoding; Char to Hex -> Hex to Char

Hello folks, I've been at this for quite some time and I'm at my wits end. I'm basically trying to convert a string or text file to hex. I think I got that p...

[no replies]

by vencent

array size

int main() { vector<int> ivec; int ix; while(cin>>ix)ivec.push_back(ix); int iarray[ivec.size()]; ...// do something with iarray } My under...

[1 reply] : Oh, it's perfectly safe to do so for the purposes of making an executa... (by Albatross)

by navderm

n child Tree

Hi All, Its easy to create a tree when you know the no of child each node has. How do i make a program that makes a tree with arbitrary no. of children wh...

[12 replies] Last: struct TreeNode { TreeNode *lchild, *rbrother; ValType val; }... (by ne555)

by warioguti

reading a .TXT and store

I am new at C++ and am having problems reading a .txt file into an array. My .txt file looks like this. # Alphabet {0,1, a,b,f} # Number of states 14 # In...

[no replies]

by elemental523

How would you trace this?

#include <iostream> #include <string> using namespace std; void main() { int flag, i, size; string Array , target; size = 9; /*Trace ...

[1 reply] : I have no idea what you want to know, but AFAIK in C++ main must retur... (by hanst99)

by smr0930

average of numbers from a file.

Hi. I need a little help on a program that I am writing for school. So please do not give me the full blown answer. I would appreciate it if you just pointed me...

[12 replies] Last: Actually, the thing about declaring each input as a variable was an ex... (by hanst99)

by maheshravishankar

Error: Expression must have class type

I am really puzzled about an error I am getting. I have two singleton object classes as described below: class Bar; class Foo{ private: static Foo* ...

[6 replies] Last: Yup, I was some other part of the code. Sorry about that. I am going ... (by maheshravishankar)

by Widget360

Clean UP

Heres my tic tac to game. How can i clean it up: ( Please ignore all std::cout<<std::endl i use them to keep it organized till finished product. ...

[6 replies] Last: Yeah, games are sort of fun. Somehow I always end up getting distracte... (by hanst99)

by sorthon123

Mathematical grouping

i have a program going that is supposed to take an equation say (8+9) and tell weather it has the proper grouping. Where as (8+9} is not proper nor is {(8+9}). ...

[13 replies] Last: never mind i got it (by sorthon123)

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Beginners - March 2011 (Page 38)