https://time.sis.im/
https://time.sis.im/Asia/Jakarta
https://time.sis.im/help
https://time.sis.im/?help
https://time.sis.im/?timezone=Asia/Jakarta # rekomendasi
$ xcode-select --install
$ /usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
$ brew update
$ brew install wget vim