code: func (s *Streamer) SendInt(id, event string, data int64) {
  	const maxIntToStrLen = 20 // '-' + 19 digits
  
  	p := format(id, event, maxIntToStrLen)
  	p = strconv.AppendInt(p[:len(p)-(maxIntToStrLen+2)], data, 10)
  
  	// Re-add \n\n at the end
  	p = p[:len(p)+2]
  	p[len(p)-2] = '\n'
  	p[len(p)-1] = '\n'
  
  	s.event <- p
  }
docs: // SendInt sends an event with the given int as the data value to all connected
  // clients.
  // If the id or event string is empty, no id / event type is send.