$ sudo apt install virtualbox-guest-utils virtualbox-guest-dkms virtualbox-guest-x11
$ sudo reboot
$ lsmod | grep guest
$ sudo apt install vim
$ sudo apt install fonts-firacode
$ sudo apt install git
$ curl -sL https://deb.nodesource.com/setup_12.x | sudo -E bash -
$ sudo apt install -y nodejs
$ nodejs
$ node -v
$ npm -v
$ sudo apt-get install ruby-full build-essential zlib1g-dev
$ echo '# Install Ruby Gems to ~/gems' >> ~/.bashrc
$ echo 'export GEM_HOME="$HOME/gems"' >> ~/.bashrc
$ echo 'export PATH="$HOME/gems/bin:$PATH"' >> ~/.bashrc
$ source ~/.bashrc
$ gem install jekyll bundler
$ bundle update --bundler
$ sudo npm install gulp-cli -g
$ sudo npm install -g jshint
$ echo fs.inotify.max_user_watches=524288 | sudo tee -a /etc/sysctl.conf && sudo sysctl -p