SQLite3Hash is a persistent simple Hash backed by sqlite3. You can use it like a Hash object, but all data is stored in SQLite3, which can be re-used over multiple instantiations of ruby.

This Ruby gem adds a to_hash method to Nokogiri XML nodes, allowing us to convert arbitrary XML nodes to a Ruby hash, and so also to serialize them to JSON. This gem also picks up attributes, ...

Ruby: A Study in Hashes All Over the Freaking Place As with many dynamic languages, early (for some definition of “early”) implementations of Ruby used hash tables all over the place. Let’s just take ...