$ rake routes user_registration POST / devise/registrations#create #ここがuser登録のパス new_user_registration GET /sign_up(.:format) devise/registrations#new edit_user_registration GET /profile(.:format) devise/registrations#edit <%= form…

mysqlにアクセスできないエラーが出てハマったのでメモ $ rails db ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/tmp/mysql.sock' (38) $ sudo mysql.server start Starting MySQL . ERROR! The server quit without updating…

$ rake db:migrateしたら以下のエラーが出ました PG::DatatypeMismatch: ERROR: column "hoge" cannot be cast automatically to type integer HINT: You might need to specify "USING hoge::integer". class ChangeTagInTask < ActiveRecord::Migration de…