ayaya zhao

run on_finish when kill/restart server

1

I have some finalize actions in on_finish callback, but these didn't run when I kill or restart server. How can I finish all connections before kill/restart server? or there are...

Not work with polymorphic associations

2

``` class Comment < ActiveRecord::Base belongs_to :item, :polymorphic => true end ``` when i run db:migrate -t it gives *\* Invoke db:migrate (first_time) *\* Invoke environment (first_time) *\* Execute environment...