// firstDelay = delay
static java.util.Timer doEvery(long delay, final O r) {
  ret doEvery(delay, delay, r);
}

static java.util.Timer doEvery(long delay, long firstDelay, final O r) {
  final java.util.Timer timer = new java.util.Timer();
  timer.scheduleAtFixedRate(smartTimerTask(r, timer, toInt(delay)), toInt(firstDelay), toInt(delay));
  ret timer;
}

static java.util.Timer doEvery(double delaySeconds, final O r) {
  ret doEvery(toMS(delaySeconds), r);
}