General C++ Programming - C++ Forum

by nanger

how to call a program in another main() function

I wrote a program (sim) where there is main(int argc,char *argv ){} this program could be execute...

[6 replies] Last: thanks! (by nanger)

by dkaip

a unique number for a word

Hello all. I am trying to take a unique value for a wide string, with the function. long int Uni...

[7 replies] Last: It is a very complicate project, and i think i am finish, and without ... (by dkaip)

by kenshin

Allocating file memory in a multiple inheritence construct

Sorry for posting again so quickly. I am having some trouble with my constructor, basically I nee...

[9 replies] Last: It is (safe and valid) in all existing implementations of the STL. ... (by Duthomhas)

by pass

C++ Cosine? radian?

Please, I don't get this I did some base functions, but my math equation gives wrong answer. what eq...

[10 replies] Last: Sorry, I was half asleep and I didn't look at the formula he was using... (by Duthomhas)

by translore

Is it better to pass STL container classes by value or by reference?

Which is standard? Would it be better to pass something like a vector by value like the built in typ...

[3 replies] Last: But passing STL containers, no matter what they are or how many elemen... (by jsmith)

by wookieboy

Convert int to a string binary..

This code takes in any in..convert to binary and reverse it in string.. forms a 8 bit binary string....

[19 replies] Last: True, though the construction of the string requires a memory allocati... (by jsmith)

by beginrtos

Getting last element from vector

link_Node *pNode,*tempsegnode;; // here link_node is a class vector<link_Node*> *pList; ...

[1 reply] : std::vector::back() (by helios)

by jcnewton

Problem with functions

Well. I'm trying to create a program in which a user can pick how many will be playing, ask for each...

[2 replies] Last: This is a duplicate post (by buffbill)

by jcnewton

Problem with functions

Hi I made this program, and i was having trouble dividing it into 2 functions. One called user_i...

[2 replies] Last: Line 17 to 27 is input and line 28 to 34 is output but as Hammurabi sa... (by buffbill)

by smcguffee

Parent Function?

Hi, I'm new to C++ and I'm finding this site extremely helpful! I've now figured out how to referen...

[7 replies] Last: So give a pointer to the B object instead of an individual value. A... (by Disch)

by kenshin

fstream base class not found

Hey, I'm using multiple inheritance to derive a class. The derived class is created from one of ...

[2 replies] Last: Yea but need to do this for an assignment. I did figure it out, I was ... (by kenshin)

by angelwarrior

Implicit parameter declaration question

I have function which takes void setthis(string &name); On windows with nmake compilation setth...

[7 replies] Last: thank you (by angelwarrior)

by Hammurabi

Initializing a struct to zeroes

I know you can initialize an array to all zeroes like so: int a = { 0 }; And, as another ex...

[4 replies] Last: It seems to work. #include <iostream> #include <vector> stru... (by Hammurabi)

by dkaip

trying to extract from wide char

Hello all. I am trying to extract from ch1 the 7990. Comparing strings are the same, but ch gives 7...

[5 replies] Last: I think i found ... wchar_t *asd=UTF8_to_WChar("ἶ"); cout << as... (by dkaip)

by smcguffee

Overriding Question

Hi, I'm new to C++ and actually used the tutorial here to learn it. I'm wondering if there is a wa...

[6 replies] Last: you are correct. My mistake! *edits* (by Disch)

by MrCode

GLUT program does nothing...?

I'm trying to follow a GLUT tutorial that I found at the following site: http://www.lighthouse3d....

[3 replies] Last: It's been a while since I've played with GLUT, so I forgot -- yes, you... (by Duthomhas)

by ajay16oct

Problems with lvalue?

If the object is returned by value as a const ,then the result cannot be modified as an lvalue?? Wa...

[1 reply] : Consider this statement a = 4; a is the left value, and 4 is the... (by kbw)

by elabelle

text file from Visual Studio 2008

Is there a way to create a text file from within visual studio 2008 for use as an input file? Or do...

[5 replies] Last: guestgulkan - yes I'm sure. helios - Thanks for the answer. T... (by elabelle)

by ilyes

bit field

hi, i would like to ask about bits fields is it a standard?? and why not is it not portable??? ...

[7 replies] Last: http://www.google.com.ar/search?q=bit+fields+portability (by helios)

by amanyasin

Calling same function with different number of parameters

HI I want to call same function with different number of parameters. i know we can call same meth...

[4 replies] Last: two options: 1) use a default parameter void myfunction(int ... (by Disch)

General C++ Programming - May 2009 (Page 11)

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