Feb 23, 2019

Rails 6 adds Relation#create_or_find_by

 Rails 6 adds Relation#create_or_find_by to avoid race conditions of Relation#find_or_create_by

Feb 23, 2019

Using Rails config_for as a replacement for secrets alongside credentials

 Rails secrets is deprecated in Rails 6, config_for is a replacement of using ENV specific configuration along with credentials.