Speaking of great documentation, I&#x27;ve been blown away by the quality of documentation for sequel - a Ruby ORM that has some more advanced features (than ActiveRecord) for working with Postgres:<p>- <a href="http:&#x2F;&#x2F;sequel.jeremyevans.net&#x2F;documentation.html" rel="nofollow">http:&#x2F;&#x2F;sequel.jeremyevans.net&#x2F;documentation.html</a><p>- <a href="http:&#x2F;&#x2F;sequel.jeremyevans.net&#x2F;rdoc&#x2F;files&#x2F;doc&#x2F;postgresql_rdoc.html" rel="nofollow">http:&#x2F;&#x2F;sequel.jeremyevans.net&#x2F;rdoc&#x2F;files&#x2F;doc&#x2F;postgresql_rdoc...</a><p>- <a href="http:&#x2F;&#x2F;github.com&#x2F;jeremyevans&#x2F;sequel" rel="nofollow">http:&#x2F;&#x2F;github.com&#x2F;jeremyevans&#x2F;sequel</a>