some links

http://pragmaticstudio.com/ruby

http://pragmaticstudio.com/

http://www.bullshitjob.com/title/

http://www.divx.com/en

http://www.github.com

http://www.facebook.com

http://www.twitter.com

http://www.pintrest.com

http://www.flickr.com

http://ruby.about.com/od/tutorials/a/commandline.htm

http://www.techcomedy.com/

https://rubygems.org/gems/hola

https://www.ruby-lang.org/en/documentation/quickstart/

https://www.codeschool.com

http://bundler.io/

dice.com

http://guides.rubygems.org/

http://www.techcomedy.com/

freecode.com

http://bundler.io/

http://www.kimstpierre.com/

http://guides.rubygems.org/run-your-own-gem-server/

http://pcsupport.about.com/od/commandlinereference/tp/windows-vista-commands-p2.htm

http://ruby.about.com/od/tutorials/a/commandline.htm