Is there an equivalent book to Meyers' "Effective C++" series and
Bloch's "Effective Java" for Ruby?  I know the Pickaxe book is the
standard reference/tutorial book, but how about a book that focuses on
best practices, gotchas, common idioms, ideas for API design, and all
that good stuff?

- Rob Sanheim
-- 
http://www.robsanheim.com/