How can I add an icon to my Rails application (to show in tabs when opened in a browser, etc.)?
Put the favicon.ico under your public/ folder and then add <%= favicon_link_tag '/favicon.ico' %> to your
Then if you try it and doesn't work out, even after you cleaning browser's cache, you should try run the server at a different port. By default, rails runs the server at port 3000.
Try changing the port to something you haven’t used before – run the app as:
RAILS 3: rails server -p 12345
RAILS 1/2: ruby script/server -p 12345