const std::string currentDateTime() {
  time_t currentTime;
  struct tm *localTime;

  time( &currentTime );                   // Get the current time
  localTime = localtime( &currentTime );  // Convert the current time to the local time

  int Day    = localTime->tm_mday;
  int Month  = localTime->tm_mon + 1;
  int Year   = localTime->tm_year + 1900;
  int Hour   = localTime->tm_hour;
  int Min    = localTime->tm_min;
  int Sec    = localTime->tm_sec;

  char timeBuf[512];
  str_format(timeBuf, sizeof(timeBuf), "%d:%d:%d %d.%d.%d", Hour, Min, Sec, Day, Month, Year);

  return timeBuf;
}