{"action":"created","issue":{"url":"https://api.github.com/repos/rails/rails/issues/19664","labels_url":"https://api.github.com/repos/rails/rails/issues/19664/labels{/name}","comments_url":"https://api.github.com/repos/rails/rails/issues/19664/comments","events_url":"https://api.github.com/repos/rails/rails/issues/19664/events","html_url":"https://github.com/rails/rails/issues/19664","id":66570673,"number":19664,"title":"_changed? returns inconsistent results on attributes serialized as Array","user":{"login":"Hirurg103","id":2171773,"avatar_url":"https://avatars.githubusercontent.com/u/2171773?v=3","gravatar_id":"","url":"https://api.github.com/users/Hirurg103","html_url":"https://github.com/Hirurg103","followers_url":"https://api.github.com/users/Hirurg103/followers","following_url":"https://api.github.com/users/Hirurg103/following{/other_user}","gists_url":"https://api.github.com/users/Hirurg103/gists{/gist_id}","starred_url":"https://api.github.com/users/Hirurg103/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Hirurg103/subscriptions","organizations_url":"https://api.github.com/users/Hirurg103/orgs","repos_url":"https://api.github.com/users/Hirurg103/repos","events_url":"https://api.github.com/users/Hirurg103/events{/privacy}","received_events_url":"https://api.github.com/users/Hirurg103/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":2,"created_at":"2015-04-06T09:51:59Z","updated_at":"2015-04-06T12:44:27Z","closed_at":null,"body":"```ruby\r\nclass User < ActiveRecord::Base\r\n  serialize :tabs, Array\r\nend\r\n\r\nu = User.create name: 'Jane', tabs: [1, 2]\r\nu.tabs.delete 1\r\nu.tabs_changed?\r\n=> true\r\nu.tabs.delete 2\r\nu.tabs_changed?\r\n=> nil\r\n```\r\n\r\n"},"comment":{"url":"https://api.github.com/repos/rails/rails/issues/comments/90046530","html_url":"https://github.com/rails/rails/issues/19664#issuecomment-90046530","issue_url":"https://api.github.com/repos/rails/rails/issues/19664","id":90046530,"user":{"login":"matthewd","id":1034,"avatar_url":"https://avatars.githubusercontent.com/u/1034?v=3","gravatar_id":"","url":"https://api.github.com/users/matthewd","html_url":"https://github.com/matthewd","followers_url":"https://api.github.com/users/matthewd/followers","following_url":"https://api.github.com/users/matthewd/following{/other_user}","gists_url":"https://api.github.com/users/matthewd/gists{/gist_id}","starred_url":"https://api.github.com/users/matthewd/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/matthewd/subscriptions","organizations_url":"https://api.github.com/users/matthewd/orgs","repos_url":"https://api.github.com/users/matthewd/repos","events_url":"https://api.github.com/users/matthewd/events{/privacy}","received_events_url":"https://api.github.com/users/matthewd/received_events","type":"User","site_admin":false},"created_at":"2015-04-06T12:44:27Z","updated_at":"2015-04-06T12:44:27Z","body":"This sounds like #19467. Can you confirm it's fixed on `4-2-stable`?"}}