RubyKaigi行ってきました

https://0b95231b.chezo-uno.pages.dev/post/2014-09-21-rubykaigixing-tutekimasita-and-rubyhirobade-shen-nai-chuan-rubyhui-yi-01-gao-zhi-ltsitekimasita-number-rubykaigi-number-rubyhiroba-number-kana01/