It's not really an either-or thing - you can use futures (together with promises) with manually created std::threads. Using std::async is a ... ... <看更多>

Therefore, for a single-process multi-thread C/C++ program, it could utilize many CPU cores and many native threads, and the CPU utilization ... ... <看更多>

... of the use of C++11 std::async to support threading in a graphical Python ... An example of this approach in ChimeraX is demonstrated in __init__.py ... ... <看更多>

Note that for a given thread there may actually be many active async stack-frames. For example, if an executor's event loop resumes a coroutine which then ... ... <看更多>