Rails' "russian doll" caching also integrates the path to the template and (if I remember well) a digest of the template's code, which allows for better cache k

Rails' "russian doll" caching also integrates the path to the template and (if I remember well) a digest of the template's code, which allows for better cache keying in-context. I have been asked a few times about cache key generation for this purpose but that's not what the article focuses on - generating great cache keys is a separate form of art.