Ruby 2, Enumerator::Lazy, Module::prepend,

1. Ruby 2.0
Long Nguyen
@vangnool

2. Agenda
• Enumerator::Lazy
• Module::prepend
• Refinement
• Tracepoint

3. Demo

4. Enumerator::Lazy

5. Module::prepend

6. Refinement

7. TracePoint

8. TracePoint: event type

9. Q&A

10. References
• http://hackernews.vn/posts/4-tinh-nang-moi-trong-ruby-2-0
• http://railsware.com/blog/2012/03/13/ruby-2-0-enumerablelazy/
• http://spin.atomicobject.com/2011/03/31/enumerating-ruby-lazy-chains/
• http://blog.headius.com/2012/11/refining-ruby.html
• http://blog.davidegrayson.com/2013/01/ruby-20-helpers-should-be-refinements.html
• http://ruby-doc.org/core-2.0/TracePoint.html
• http://blog.codesonic.com/2013/01/21/fun-and-frolics-with-the-new-ruby-2-0-0-
tracepoint-class/
• matt.aimonetti.net/posts/2013/03/05/inspecting-rails-4-request-dispatch-using-
%20ruby-2-dot-0/