General C++ Programming - C++ Forum

by Aaron Vienneau

Handling Input from boost::asio

Hi, I have a boost::asio server that reads into a boost::asio::streambuf with boost::asio::a...

[14 replies] Last: This is what I use for clipboards. void deleteControls ( std::string&... (by poteto)

by Gringoliath

std::vector create reference to element or use .at()/[]?

I have a std::vector that stores textures. I need to contantly render them to the screen. Would it b...

[7 replies] Last: > I was asking if I should render them like this: > SDL_RenderCopy(re... (by JLBorges)

by Aaron Vienneau

Automatic Variables Passed to an Asynchronous Function

Hi, If I have a function that defines a local variable of automatic storage called newPlayer an...

[2 replies] Last: ....which means you'll have to create it differently and store it else... (by Niccolo)

by Geomod

How to compute Gauss hypergeometric function 2F1(a,b;c;z)?

I am looking for C++ source code to compute Gauss hypergeometric function 2F1(a,b;c;z)? http://func...

[2 replies] Last: Note convergence restrictions: abs(x) < 1 and c not a negative intege... (by lastchance)

by philip199

How to multiply and add corresponding elements in a vector

I have two vectors with elements [10,20,30] and [40,50,60] I need the output as 10*40 + 20*50 + ...

[12 replies] Last: Ah, nice, there is one that does compile. It’s even uglier, though... (by Duthomhas)

by gabhaad

delete giving core dump

Hi folks, Can someone help with below code giving core dump on delete statement in destructor. CODE:...

[4 replies] Last: arr{1,2} are terrible names. well, if he had worked a yohoho in there... (by jonnin)

by jmpt

Testing

If you can see this, please tell me. I seem to not be able to write!!!

[4 replies] Last: Test Min Distance #include<iostream> #include <stdio.h> #include <ve... (by epdlqlemqpzja1234)

by Navyan

Modern OpenGL C++ Game Programming

I have finished loads of C++ Courses and now I want now get into Games Development in C++ and Modern...

[11 replies] Last: https://www.opengl-tutorial.org/ This is where I learned the basics. ... (by zStupan)

by closed account G2zhRXSz

Help Please!

Can someone tell me why I keep getting error messages? Please and thank you!! #include <iostream>...

[14 replies] Last: Thanks for the assignment text. It really helps a lot. I see that you... (by dhayden)

by ag12

boolean argument in class

I wrote a member function: MA::MA(int ID, int num, const char first , const char last , int* arr, b...

[12 replies] Last: it's working!!!!! thank's!! (by ag12)

by programmer35

iostream and structure in cpp

I must write a cpp program to read contents of the file student.txt and produce the following output...

[8 replies] Last: This sounds an awful lot like homework. I can't imagine it being an... (by Niccolo)

by vpi764

What is error?

void g(auto x) { g(x - 1); }

[5 replies] Last: Well funny you should mention that, if you compile with -O3, I believe... (by Ganado)

by jpao

How to learn Vision Computing from scratch??

Hi there, Instead of looking through, analysing and learning the code of openCV from a top down a...

[11 replies] Last: Recently I’ve been reading and experimenting a lot with computer vis... (by simpliv)

by hadisamani1996

static object of class

hi all.i am new in C++. what is goal to determine static object of class?what is diffrnce with usua...

[4 replies] Last: @jonnin - it should be, but.... There are situations I've encountered... (by Niccolo)

by afra

car dealer

Objectives: Use arrays, files, searching arrays, manipulating array contents, characters, and string...

[18 replies] Last: If done enough times could you, without difficulty, add a good few GB... (by zapshe)

by malibor

Since when are negative floating points supported in C++?

I never needed negative floating points in my projects, and also in addition I heard somewhere lol, ...

[4 replies] Last: ...and C before it. @malibor, don't sweat it though, all of us run in... (by Niccolo)

by frek

Dynamic_cast<pointer>

Hi all, This is our base class called, Shape : class Shape { public: virtual Point center() cons...

[9 replies] Last: @TheIdeasMan Yes, the book is of him and I will post some screenshots... (by frek)

by shuthairah

how to display [k]

i want to display , however its keep getting error at the "cout << setw(3) <<nParents << ' ';" an...

[2 replies] Last: thank you.. i got the solution for this problem (by shuthairah)

by koerd85

Random Array of 100 numbers ordered from lowest to highest (1,2)

I want to make a C++ program that can take an array of 100 random numbers, print out a 10 by 10 bloc...

[22 replies] Last: Ran it, looks perfect, amazing (by koerd85)

by Gringoliath

Best way to avoid code duplication?

I need to loop through a vector in 2 different member functions. One calls the object's void update...

[5 replies] Last: Thanks for the help. A pointer-to-member-function (I used std::functi... (by Gringoliath)

General C++ Programming - June 2019 (Page 2)

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