Dude you really need to read a book or learn how to start using google. You ask every single question of the most simple usage of the framework.
You can learn here: http://bit.ly/2tvfGTT -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To unsubscribe from this group and stop receiving emails from it, send an email to rubyonrails-talk+unsubscr...@googlegroups.com. To post to this group, send email to rubyonrails-talk@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/rubyonrails-talk/68d199af-3754-48e6-a4d1-a9bcdf761259%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.