Here is simple example of using std::function In the main function, there are three function calls. The first one and the last one works. Whereas t ...

Code should work like that ex - for n = 12, it is divisible by both 1 , 2 so, the output will be 2 if i am taking any value which have '0' in their ...

I am trying to create a text generator which shall generate following output: I used std::stringstream to build the stream: Sth::get() will retu ...

I tried the following printing of Unicode characters with Visual C++ 2022 Version 17.4.4 with C++ standard set to the latest. I have the compilatio ...

I am currently working on a big project involving repast_hpc and mpi. I wanted to implement a two dimensional shared (across processes) array, because ...

while experimenting with the answer from This post, ended up with the following piece of code: which yields: Here, d comes from the comma operat ...

I want to create this function: However, I get that the identifier "tortuga" is undefined. I tried to modify the function like this: I get that ...

If the input data entries are around 10 raised to power of 9, do we keep the size of the hash table the same as input size or reduce the size? how ...

If i have for example some template struct, and i want to give it a user-defined size for some member i can do it by passing a value to constructor li ...

Note: Before posting the question, I have gone through the existing questions on std::bad_weak_error while using shared_from_this to pass the shared_p ...

I have the following class who has a method called errorHandler that needs to use several different callbacks: I can use the following: And the ...

I want to split jobs among multiple std::thread workers and continue once they are all done. To do so, I implemented a thread pool class mainly based ...

cppreference states: Variables declared at block scope with the specifier static or thread_local (since C++11) have static or thread (since C++11) ...

I have Windows multi-threaded code that I'm trying to make portable by using the C++11 thread and synchronization classes. How should the main thread ...

I would like to define a derived class that has a template template type for a templated base class. Is this possible, and if so what is the syntax? I ...

There are many design issues I have found with this, particularly with passing std::array<> to functions. Basically, when you initialize std::ar ...

Why do I have this error in my code? Invalid operands to binary expression ('std::basic_string<char>::value_type' (aka 'char') and 'std::s ...

This is a follow-up to this post that I made yesterday, which perfectly answered my question, however I realized my problem is a little bit more compl ...

I have implemented a rudimentary vector using the code from the Weiss C++ textbook on data structures (see below). when i time it with 100,000 push_ba ...

I have an unordered map where my key is a pair of <int, const Foo*> and value is a vector. I do not see any compilation or runtime error during ...