Rubyが大人気！Rubyが大人気！
学ぶ価値がある大人気言語Ruby！！

https://gigazine.net/news/20181116-top-programming-languages-2018/
https://www.softantenna.com/wp/software/the-state-of-the-octoverse-2018/
https://www.softantenna.com/wp/software/ieee-spectrum-top-programming-languages-2018/
https://findy-code.io/engineer-lab/github-programming-language-ranking
https://i.imgur.com/0YbMsqj.jpg