Ruby On Rails

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$ cd ~/folder_projects
$ rails new name_project #create project On Rails
$ cd name_project

$ vim Gemfile #view conf

$ bundle install #Install requeriments

# Modeling demo microposts
# example
$ rails generate scaffold User name:string email:string
# No need instance id 

# Migrate model with rake
$ bundle exec rake db:migrate

#execute server
$ rails s