Most ruby instance variable vs class variable related news are at:
apidock.com
– Front page - APIdock
expires_in option (ActionController::Caching::Fragments) 24 Aug 2013 | 10:08 pm
@concept47 do you really need to check the fragment in the controller? ActiveRecord will execute the query when its used “Lazy Loading” - http://m.onkey.org/active-record-query-interface
everything is ok (Hash#slice) 20 Aug 2013 | 11:56 am
Olefine, I’m not sure here is a good place for such questions (better use stackoverflow for example), but answer for your question is that Rails provide slice (and many other methods) not only for Has...
More ruby instance variable vs class variable related news:
Ruby Tidbit: Include vs Extend with Module Class Variables erniemiller.org 29 Nov 2012 | 09:48 pm
Ruby class variables don’t see a lot of use, largely due to one of their more interesting properties — inheriting classes see (and modify) the same object as their parent. Still, you will at some poin...
