Caching in Zend Framework is operated by frontends while cache records are stored through backend adapters (File, Sqlite, Memcache...) through a flexible system of IDs and tags. Using those, it is easy to delete specific types of records afterwards (for example: "delete all cache records marked with a given tag").

Enable Search References for Better Blogger SEO

Blogger (Blogspot) upgraded their SEO features, and one of them allows you enable search references for better SEO effect on your blog.