Rails 5

Webpack つきでプロジェクト作成

rails new project --webpack

Error : Cannot render console from Allowed networks (Rails 5)

add the following line to config/environments/development.rb.

config.web_console.whitelisted_ips = '0.0.0.0/0'

Configure Timezone

config/application.rb

config.time_zone = 'Tokyo'

Share session between Rails 3 and 5

set same session store settings

Rails.application.config.session_store :cookie_store, key: 'example.net_session'
Rails.application.config.session_store :active_record_store, key: 'example.net_session'
Rails.application.config.action_dispatch.cookies_serializer = :marshal # default: :json

Set Rails 5 secret_token Rails 3 config.secret_token

development:
  # secret_key_base: abc123...
  secret_token: 123abc...

Use same secret_key

Devise.setup do |config| 
  config.secret_key = "xyz123"
~~~
end