ドワンゴのカレンダー | Advent Calendar 2014 - QiitaAbout reserved postingIf you register a secret article by the day before the same day, it will be automatically published around 7:00 on the same day. About posting periodOnly articles submitted after November 1 of the year can be registered. (Secret articles can be registered anytime articles are posted.)
http://atnd.org/events/13324
http://atnd.org/events/11000
