在线js测试: http://www.ostools.net/jsbin#source

在线Markdown测试: http://johnmacfarlane.net/pandoc/try/

rails插件集合: http://blog.163.com/prevBlogPerma.do?host=ebenz&srl=14492363520114145023611&mode=prev

blogs.ejb.cc http://blogs.ejb.cc

候西阳的博客: http://houxiyang.com/archives/68/

李骥平技术博客: http://fsjoy.blog.51cto.com/318484/d-3

剑诩的学习笔记: http://phsblog.sinaapp.com/index.php/Index/index

用Sinatra编写博客应用: http://kb.cnblogs.com/page/89619/

sinatra中文站: http://www.sinatrarb.com/intro-zh.html