``` val millis: Long = calendar.get(Calendar.HOUR_...
# announcements
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val millis: Long = calendar.get(Calendar.HOUR_OF_DAY).toLong() * 60 * 60 * 1000 +
        calendar.get(Calendar.MINUTE).toLong() * 60 * 1000 +
        calendar.get(Calendar.SECOND).toLong() * 1000 +
        calendar.get(Calendar.MILLISECOND).toLong()