sudo apt-get update
sudo apt install -y libreadline-dev
sudo apt-get install build-essential
cd
wget http://ftp.ruby-lang.org/pub/ruby/2.6/ruby-2.6.1.tar.gz
tar -xzvf ruby-2.6.1.tar.gz
cd ruby-2.6.1/
sudo apt-get install zlib1g-dev
sudo apt-get update -y && sudo apt-get upgrade -y
sudo apt-get install libssl-dev
./configure
make
sudo make install
ruby -v
sudo gem update --system
sudo gem install jekyll bundler
sudo gem install redcarpet