https://pinboard.in/u:josephholsten/public/ recent bookmarks from josephholsten 2009-07-21T07:19:14+00:00 http://www.tbray.org/ongoing/When/200x/2009/07/14/Web-Curriculum josephholsten web teaching education programming computer-science https://pinboard.in/u:josephholsten/b:e921532811a3/