I'm learning data structures in C++; I've written a destructor for a linked list as follows: But then I realized that I can do: Avoiding creati ...

considering this code snippet compile with ASAN g++ -fsanitize=address -fno-omit-frame-pointer -g -std=c++17 main.cpp -o main, run ./main shows err ...

I have a general question about move semantics. Yesterday I just played around to get more comfortable with this topic. Here I added copy and move con ...

I am studying the code of an open source app. I have made a simpler version of this code to isolate something bugging me (though I have several questi ...

I am working on an embedded system and therefore it is not possible to throw exceptions, just to mention it. Therefore my return value will be a struc ...

I am writing code that passes a std::unique_ptr through a few layers that look bad, but I don't have a choice but pass it all along for now. The prob ...

Trying to understand std::move, I found this answer to another question. Say I have this function What I think I understand: arg is an lvalue ...

I'm trying to use smart pointers more but am not sure if I'm using them correctly. I seem to need to use std::move all over the place. Don't quite und ...

Consider the following code: I have assigned f to the map member using a copy. I would like to find out if using std::move like in the commented li ...

Consider the following C++-Code with the output Which is the correct way to move from the WrapMe member: Like Wrapper1 (return by value) or like ...

Why can't I return a class containing a std::unique_ptr, using std::move semantics (I thought), as in the example below? I thought that the return wou ...

I'm trying to better understand LValue, RValue, and how std::move works. I have the following code my questions are: In void InitMembers(string ...

I 've wrote such code applying std::move to a prvalue from a temporary constructor. // a std::string instance in class Obj Obj&& myObj1 ...

My question originates from delving into std::move in return statements, such as in the following example: struct A { A() { std::cout << "C ...

My question contains two parts: Does function static_cast<Т>(arg) alter the innards of arg? Obviously not, according to such code: Why d ...

I am writing a simple code, in which I have a list of objects of class Person. The Person class in which, the move constructor is I also have th ...

Is it okay to do the following? The following code is using the vector v again in the loop (next iteration) after moving it. ...

The output of this is (adding line numbers to stdout): Ctor ciao Stampa val is ciao Val of a is ciao Ctor test Stampa val is test Why at line ...

If we write the following function: then NRVO should kick in, so that foo does not get copied on return. Now suppose I want to return two differen ...

I am new to boost:asio. I need to pass shared_ptr as argument to handler function. E.g. boost::asio::post(std::bind(&::function_x, std::move( ...