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Today I Learned

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Rails 5 API mode

You can build a rails API with the --api mode on Rails 5.

rails _5.0.0.rc1_ new rails5-api --api

Gems removed with api mode:

coffee-rails
jquery-rails
sass-rails
uglifier
turbolinks
jbuilder

Files removed with api mode:

app/assets
lib/assets
vendor/assets
app/helpers
app/views/layouts/application.hmtl.erb

ApplicationController

app/controller/application_controller.rb has changed to inherit from ActionController::API

Rack middleware list changed with api mode:

5 middlewares were removed, including Cookies and Flash.

use Rack::MethodOverride
use WebConsole::Middleware
use ActionDispatch::Cookies
use ActionDispatch::Session::CookieStore
use ActionDispatch::Flash

Check their changelog

See More #rails TILs

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