General C++ Programming - C++ Forum

I would like to have variable that holds time and date of build. I have few classes and __TIMESTAMP__ is updated only if code is changed (class where __TIMESTA...

[8 replies] Last: Instead of using touch, you can just add and delete a space, then save... (by Athar)

by jfq722

How to give access to a Class' list ?

If this were 5 years ago, I'd be objecting to this question. But its not and I'm a little rusty, so thanks. I have a class contaning a list of something........

[2 replies] Last: #1 and #2 are definitely way better than #3 or #4, but the question ca... (by jsmith)

by jzornesky

EXECUTABLE FILE

How is an executable file created in C++?

[10 replies] Last: Thanks for your help, Grey Wolf! (by jzornesky)

by wtf

Why 1 universal struct working from within a class, but not these others

I defined the following structs in my class header file, but before the actual class definition. struct int3{ int r; int c; int n; }; ...

[2 replies] Last: Post the actual source code and error message. (by jsmith)

by basics

Trouble reading from a file in dev c++

I have written up a c++ program that will read from a file. The file consists of only numbers ( from 1 to 50) and spaces with no other special characters. The m...

[1 reply] : Don't loop on eof(). If the stream goes into a different state (such a... (by filipe)

by Rethary

Refressing in console

I am coming to C++ from Basic, so i was wondering if i could do some of the same features. Main doing something like CLS (clears the console screen), and refres...

[3 replies] Last: Linux: http://www.cplusplus.com/forum/general/23269/#msg121845 (by Duthomhas)

by mcleano

Boost asio error message

Basically I'm writing a little app and am getting a strange error from boost. I havent actually written the server part of the code so I know that I won't get t...

[no replies]

by soccermiles

why is << operator not recognized?

I have been trying to write a quiz-making/quiz taking program (super-simple, uses cout stuff etc.) and for some reason I get... "Error: no operator "<<" matche...

[16 replies] Last: Yes. If you had a lot of large objects stored in some container tha... (by Galik)

by yoyomabwak

A question about libraries,the #include mechanism, and the design of C++?

I warn in advance some of you may find this question stupid or over the top. Nonetheless I am trying to make sense of the world I live in thus I still ask. C...

[10 replies] Last: but if java and python can do it why not c++? Exactly what is "it"?... (by Athar)

by jackel7777

pointer-to pointer and aray of pointer

a char pointer-to pointer: char **ptr1; an array of char pointer: char* ; In int main(int argc,char **argv) = int main(int argc,char *argv ) as it does th...

[15 replies] Last: apologize.the output is as follows: //output of f() hello world... (by jackel7777)

by ghkdyd

Memory management between pointer-object and non-pointer object

First of all.. I have some memory management problem in my source code. I know the reason roughly. it is non-pointer object. in some function using pointer-...

[5 replies] Last: if the memory is on the heap, you will prbly have to use a pointer in ... (by soccermiles)

by magnificence7

ctor-, dtor-like behavoir on functions

Hey all, Lets take a look at this code: class Base { public: Base() { /* initialization here */ } void DoWork() { /* work here */ } }; cl...

[3 replies] Last: There's also this approach: class Base { public: void DoW... (by Disch)

by DragoonWraith

Doing different things to array elements - best practice for code re-use?

Hi. I apologize if this is in the wrong place - I'm not entirely a "Beginner" in C++, but at the same time this post deals almost entirely with aspects of it th...

[5 replies] Last: Sweet. (by moorecm)

by soccermiles

VC++ document outlines

How do you write a document outline for VC++? I have been seeing that window on the left side and it's annoying the hell out of me that I can't use it (It says ...

[no replies]

by karthick88

One more Interview question

in singleton class how will delete the obj ? I don understand the question at all..

[13 replies] Last: The OS knows what pages of memory it gave to a process, but it knows n... (by jsmith)

by kulfi

two cpp files

Ragrdless of what i am doing i just want to know that if i construct more than one programs in one project and in Visual Studio 2010 how can i get the control o...

[3 replies] Last: If I understood your question correctly, then I already did anwser it.... (by Incubbus)

by PHamnett

Problem with Multidimensional array

Hey all, I keep getting the following error message when I try to copy values from one array to another: error: expression must have pointer-to-object type ...

[5 replies] Last: Sorry I was away at the weekend, but here is enough code that should h... (by PHamnett)

by rcorcs

Database with C++

Hello there, I was wondering if a database management library would be something nice, 'cos it won't be necessary to install a database management system bef...

[no replies]

by sysabod

compound literal compilation error

after reading the introduction about it,i found it really amazing. just so you guys know,i encounter a problem,see the codes below #include <iostream> u...

[5 replies] Last: Use constructors. (by R0mai)

by RyanCaywood

Using a config file and performing actions using entries

I'm making this program to start my windows services, the way I want to start them, not windows... Anyway, I want it to read a config file, like an INI, or some...

[5 replies] Last: What the.... That was the first thing I tried! It works though... T... (by RyanCaywood)

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General C++ Programming - June 2010 (Page 2)