I use Boost::Beast and i got somme exception message for exemple : resolve: No such host is known. I want in my code to print i message more significant that can a simple user get a idea what this message means . how i can do that? that is the exemple that i chose to ..
In the specification for Compression Extensions for WebSocket (https://tools.ietf.org/html/rfc7692) the following paragraph is found: A WebSocket client may offer multiple PMCEs during the WebSocket opening handshake. A peer WebSocket server receiving the offer may choose to accept the preferred PMCE or decline all of them. PMCEs use the RSV1 bit of the WebSocket frame header ..