The Perform template std::async runs the functionality f asynchronously (potentially in the separate thread which might certainly be a A part of a thread pool) and returns a std::future that could at some point maintain the results of that function get in touch with. 1) Behaves as if (2) is https://alphawireless.com/future-proofing-american-utilities-why-900-mhz-is-critical-for-utility-communications/