※アンケート記入はこちらからお願いします！ Hi Rubyists! Did you enjoy RubyKaigi and Fukuoka? This is a kind of Hackathon meetup on the day just after RubyKaigi 2019! This Hackathon is produced by Fukuoka.rb, the local meetup in Fukuoka, for Rubyists around Tenjin/Hakata/and Oohashi(where Kyushu u…