TLDR
Enter a command. For example: black, helm, virsh pool define as.

rails generate

 
Generate new Rails templates in an existing project. More information: https://guides.rubyonrails.org/command_line.html#bin-rails-generate.
 
  • List all available generators:
     
    rails generate
     
  • Generate a new model named Post with attributes title and body:
     
    rails generate model {{Post}} {{title:string}} {{body:text}}
     
  • Generate a new controller named Posts with actions index, show, new and create:
     
    rails generate controller {{Posts}} {{index}} {{show}} {{new}} {{create}}
     
  • Generate a new migration that adds a category attribute to an existing model called Post:
     
    rails generate migration {{AddCategoryToPost}} {{category:string}}
     
  • Generate a scaffold for a model named Post, predefining the attributes title and body:
     
    rails generate scaffold {{Post}} {{title:string}} {{body:text}}

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