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General C++ Programming - January 2014 (Page 19)

Problem with classes/multiple inheritence

sadfg

[1 reply] : I've been doing a lot of this lately, and asked help about similar stu... (by pivottt)

MMO / 3D game engine development c++ books?

Hello, I would like to create a virtual environment to view my models in a 3d world using a MMO / 3D game engine. Do anyone know any good book(s) that cou...

[no replies]

by closed account EwCjE3v7

Clang++ with Code::Blocks?

Hi there, I was wondering how i could get clang++ to work with code::blocks I love clang++ because it gives you the error message and tells u what the correcti...

[5 replies] Last: Thanks you, ill try that when im on pc. Thanks (by closed account EwCjE3v7)

by nelson1mx

In a C++ map, is there any way to search for the key given a content?

Hello Programmers, In a C++ map, is there any way to search for the key given a content? Example: I have this map: map<int,string> myMap; myMap = "fo...

[3 replies] Last: Thanks to @Cubbi and @Peter87 !!! Your responses were very helpful. ... (by nelson1mx)

by atoivan

What is wrong with the function and what an i not doing right

i am new to C++ and programming and i need your help to better my skill i am learning function in C++ and i am having problems with the calling of some of funct...

[5 replies] Last: You mention that you are a beginner, so I will try to avoid calling ou... (by Meadhelm)

by TsarLenin

Expected ; before string constant and .

Firstly, a huge thank you to all forum members who have helped with my previous issues. Without their advice I would not be at around 2.5 k lines of code on my ...

[6 replies] Last: Ah, okay. I make a lot of stupid errors. Thank you! (by TsarLenin)

by karthikeyan S

removeNonDisplayableAsciiChars

hi,i dn't know how to give input with text for this function.i already create function for this but i dn't know give input as non ASCII value(0-32) that Cobain ...

[1 reply] : You might could make a string using escape sequences: http://en.cppref... (by kevinkjt2000)

by gopal2773

Bitmap to Word document

How to draw a rectangle and covert to an image and that image saved into word file?

[1 reply] : Use Word. Seriously, messing with the file format directly is not the... (by Duthomhas)

by simons

Implementation of Array Index operator for Fraction class

Hi , I need an implementation help for the array index operator overloading of my Fraction class . The Fraction.h looks like : #include <iostream> u...

[3 replies] Last: Why should a fraction be indexable like an array? Fractions and arrays... (by Duthomhas)

by Kubani

Problem when installing FLTK on Visual Studio 2012

My machine in Windows 7 32-bit and my compiler for C++ is Visual Studio 2012 so first I downloaded FLTK from here (http://www.stroustrup.com/Programming/FLTK/) ...

[5 replies] Last: Thanks. I added all the required header files into my include director... (by Kubani)

by venkatacplpl

Multithreading..Output

#include <iostream> #include <cstdlib> #include <pthread.h> using namespace std; #define NUM_THREADS 5 void *PrintHello(void *threadid) { long tid; tid ...

[3 replies] Last: > but my doubt is cant many processes/threads run simeltaneously on si... (by JLBorges)

by closed account 3hM2Nwbp

Compiler Generated Identity Matrices

The title says it all. Unfortunately, I am too dumb to wrap my head around this given all of the restrictions imposed on constexpr constructs (no defining vari...

[12 replies] Last: I did encounter that error from clang, and it had me checking the type... (by closed account 3hM2Nwbp)

by Galaxy7games

How to input Png into application

Is there any way to input a picture into an application? I want to make the console of my C++ program display an image across it for a short while. The picture ...

[7 replies] Last: Sorry, didn't know Daniweb would do that. Here's the link you need. ht... (by Duthomhas)

by tharindu11

flow chart for nested loop

how to draw a flow chart for following nested loop? for(int r=1;r<=5;r++){ for(int c=1;c<=r;++c){ cout<<c; } cout<<endl; ...

[1 reply] : What -exactly- are you trying to do? actually your program -code- ou... (by eyenrique)

by CodeONE

2D Game with classes : background issue

ALLEGRO with c++ I have a 800x400 display In which I have drawn a horizontal line void Ground::Render() { al_draw_line(x,y,800+x,y,al_map_rgb(0,255...

[1 reply] : option 1) Have the line move along with the ball option 2) Draw the... (by Disch)

by Gladius

Can you have a program instead of a wallpaper?

Hi! I was wondering if you can make a program in c++ and then use it instead of a picture as your computer background. Take this iron man picture as an exam...

[6 replies] Last: It sounds alot like a program that runs like LCARS interface emulation... (by IWishIKnew)

by pivottt

Virtual methods with MI

Hey, I'm here again for questions about multiple inheritance and virtual methods. Well actually, I don't think MI affects this, I'll try to stick to the point. ...

[4 replies] Last: I was quite careless; we should give a different name to the private c... (by JLBorges)

by TsarLenin

Save and Load function problem

So, I have had this problem for a while now: it is a logic error with two functions, save() and load(). I have checked save(), as far as I can tell it functions...

[7 replies] Last: Thank you both, it finally works now!!! (by TsarLenin)

by praneshiitm

use of virtual keyword in destructors

please have a look at the following code : class Base { public: virtual ~Base() { cout << "Calling ~Base()" << endl; } }; c...

[4 replies] Last: i am unable to understand why 'calling ~Base()' is been printed here?... (by Disch)

by Bourgond Aries

Unexplained Memory Leak in Condition Variable

I am on TDM-GCC 4.8.1, Windows 8, x64. Having only a mutex and a condition variable without using them does not leak. What am I doing wrong here? Mem usage g...

[4 replies] Last: Well, that's to be expected, it's specifically a winpthreads bug as st... (by S G H)

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