====== Заметки Ruby ======

===== Установка на CentOS =====

  * https://linuxize.com/post/how-to-install-ruby-on-centos-7/
  * https://tecadmin.net/install-ruby-latest-stable-centos/

<code>
sudo yum install curl gpg gcc gcc-c++ make patch autoconf automake bison libffi-devel libtool patch readline-devel sqlite-devel zlib-devel openssl-devel
</code>

Not sudo!

  gpg --keyserver hkp://keys.gnupg.net --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3 7D2BAF1CF37B13E2069D6956105BD0E739499BDB

  sudo yum install curl gpg gcc gcc-c++ make patch autoconf automake bison libffi-devel libtool patch readline-devel sqlite-devel zlib-devel openssl-devel

  source ~/.rvm/scripts/rvm


  rvm list known

  sudo rvm install 2.6