General C++ Programming - C++ Forum - October 2010 (Page 21)

Any used Intel TBB with success? http://www.threadingbuildingblocks.org/ In trying to use Active Objects for a GUI (NCurses), I tried implementing a threa...

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by Cloudboy

Got a little DB going. How to count how many entries?

Each entry ends with a newline (\n) and is written to a txt file. How can I count how many entries there are? I am going to count them and then sort them.

[2 replies] Last: Yeah now I feel dumb. I figured it out simple enough, I'm just really ... (by Cloudboy)

by fukki

Data structure - passing parameters

Is it better to pass parameters by value or reference in data structures ?

[2 replies] Last: Ok, thanks a lot jsmith ! (by fukki)

by fukki

Add a message inside other message

Hello, those are 2 parts of my simple program. It uses data structure with classes. I have a loop sending the cars to the class function to check them if ar...

[4 replies] Last: The way I'd do it: listMoified{ create a vector of char*. ... (by hamsterman)

by fukki

strcpy error msg

THe program run perfect but i got the following error from my compiler: warning C4996: 'strcpy': This function or variable may be unsafe. Consider using strcpy...

[2 replies] Last: Ok, i understand the mistake after reading the provided link. Than... (by fukki)

by tnixon22

Error message

I am getting error c2448 'TestWinner' : function-style initializer appears to be a function definition. The error is pointing to the bool function definition, ...

[5 replies] Last: I realized the missing brackets, and figured out the parameter problem... (by tnixon22)

by fukki

Array of struct size

Hello there! I try to learn the array of struct and i make one small program. A small part of it is warehouse car ; car .inputCar("lamborgini",true); ...

[2 replies] Last: Nice! Now i see. Thanks hamsterman for your precious time. (by fukki)

by fukki

data structure problem

Those some parts of my program. I write the problem at the buttom void main() { string option; warehouse car ; car .inputCar("lamborgini",true); ...

[6 replies] Last: It works with global variable, but i wanted to make it work with passi... (by fukki)

by mckingwan

value passing through vectors

Dear all, I'm now writing a program, and want to save a value from one-dimensional vector to two-dimensional vector. But when I code like this 2DVector =1D...

[3 replies] Last: Why that? Most likely it's the best to keep it as you have it and put ... (by JoR)

by top68

Saving a plot in a BMP file

I use Borland C++ 3.1 DOS version. I have written a program that plots a series of numbers versus time axis using graphic functions of C++ 3.1 DOS. Now I want...

[1 reply] : Don't double-post: http://www.cplusplus.com/forum/beginner/29403/ (by Null)

by kikirikou

confused with pointers

Hello to everyone,well i am trying to make a pointer to a function.Firstly the following code works just fine: #include<iostream> using namespace std; vo...

[2 replies] Last: ok helios thanks for your sunbeam (by kikirikou)

by LittleQuick

Creating Folder C++

How do you create a folder with a name that is entered into the prompt? For ex: What is your name? - cin name; - mkdir("c:/" + name); or something like that? ...

[2 replies] Last: Boost works: http://www.boost.org/doc/libs/1_44_0/libs/filesystem/v2/... (by Galik)

by PiMaster

What's wrong with this?

I'm trying to make a .wav loader/player, and I based the part that plays it off of some code I found on the internet designed to create the sound in memory and ...

[3 replies] Last: Well now I feel stupid. I forgot to set the dwFlags member! Do'oh. T... (by PiMaster)

by levilelis

sigbus while storing pointers in a stl map

The following stacktrace shows the place where my code crashes with a sigbus. I highlight the validity of an object (a pointer, in this case) being stored in ...

[no replies]

by spsen16

Destructor of Singleton Class

1)Who invokes the Destructor of a Singleton Class? 2) How an object of a Singleton Class gets destroyed ?

[1 reply] : 1) As with any class, the destructor is called when the object is des... (by Disch)

by spsen16

unused variable

Hi, Please go through the code //Test.h class test { public: test(); ~test(); void display(); private: int* m_displayVar; }; //Test.cpp ...

[1 reply] : what happens when you compile it? it runs properly doesn’t it? (by blueberry)

by tnixon22

error c2448

I am getting the above error code in my program stating -- "function-style initializer appears to be a function definition." The problem is that where the erro...

[5 replies] Last: The declaration and definition must be exactly the same, with the exce... (by LB)

by mp121209

How can I type like password when I input data ?

Hello, I want to hide characters when I input data from keyboard like that printf ("Enter your password:"); If I type "mypassword", in my console terminal wil...

[1 reply] : http://www.cplusplus.com/forum/articles/16139/ (by Bazzy)

by mp121209

counting times each character repeats ...

Hello everybody! I have to count how many times each character repeats in a entered string. For example: abcabcdekj29187a* a ->3 b ->2 c ->2 d ->1 e ->1 ...

[2 replies] Last: Thanks, I've done! This my code :) #include <iostream> #include ... (by mp121209)

by slakgrl

function overloading??

I am new to programming and am wondering if someone can help me with this code... Please implement concisely and efficiently the following function overloadi...

[4 replies] Last: don't post full solutions plzkthx (by Disch)

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General C++ Programming - October 2010 (Page 21)