Some C++ Short Notes

SomeCppShortNotes.cpp

//libevent and stdin:
#include <unistd.h> //STDIN_FILENO
{
  auto eventStdIn = event_new(eventBase.get(), STDIN_FILENO, EV_READ|EV_PERSIST, onStdIn, eventBase.get());
  event_add(eventStdIn, nullptr);
}
onStdIn(evutil_socket_t sock, short, void *pVoid) { 
  ssize_t len = read(sock, buf, 1023); 
}
//****************************************************************************************************

//Print vector:
std::copy(results.begin(), results.end(), 
    std::ostream_iterator<float>(cout, " "));
//****************************************************************************************************