usefull links

usefull_links.txt

http://code.stephenmorley.org/html-and-css/styling-checkboxes-and-radio-buttons/

http://codepen.io/jonathan/pen/zAFIp

http://net.tutsplus.com/tutorials/html-css-techniques/the-30-css-selectors-you-must-memorize/

http://robots.thoughtbot.com/iteration-as-an-anti-pattern/?utm_source=rubyweekly&utm_medium=email

http://www.matthewpbyrne.com/blog/2013/12/02/visually-understanding-rails-apps/

https://github.com/rcook/user_impersonate2

https://github.com/flyerhzm/switch_user

http://tutorialzine.com/2013/08/learn-angularjs-5-examples/

http://blog.siyelo.com/active-merchant-and-spree