Delicious Bookmarks for June 27th through June 28th

These are my links for June 27th through June 28th:

• A-Z Intro to Ruby on Rails Goodies – June 28th
  ( tags: rails rubyonrails railsconf introduction presentations programming ror ruby )
• This American Life – June 27th
  ( tags: radio npr audio podcast entertainment culture )
• E/PO at STScI – June 27th
  ( tags: astronomy education images photos science space reference )
• Puzzle : Burning ropes « Me, Myself and Mathematics – June 27th
  ( tags: math puzzles )
• 8th Light: index – June 27th
  ( tags: companies rubyonrails )
• Adventures in C#: The Bowling Game | xProgramming.com – June 27th
  %(postalicious-tags)( tags: tdd programming c# development agile example bowling )%
• David Chelimsky – June 27th
  ( tags: davidchelimsky rspec book blog )