ruby lib/crawler/dgtle.rb
# then start server, see what you have got!
rails generate deloyed_job:active_record
rake db:migrate
whenever -i --set 'environment=development'
see cron log at '/log/cron.log'
crontab -r
rake jobs:work
- set server's time zone
tools ==> Extensions ==> Developer Mode ==> Load unpackedextension