ruby, rbenv, ruby-build, bundler (Gemfile) install reminder

gistfile1.txt

# For example, installing a library / app with a specific `.ruby-version` and dependencies in a `Gemfile`

# update list of available ruby versions
pushd ~/.rbenv/plugins/ruby-build/ && git pull && popd

# install a specific ruby version
rbenv install 2.3.1

# install bundler for new ruby version
gem install bundle

# install ruby dependencies using bundler from 
bundle install

# install gulp (from Node)
npm install gulp
export PATH=${PATH}:.node_modules/bin