Last Updated: February 25, 2016
· Sıtkı Bağdat


In Rails 3.x.x, we had a 'public/index.html' file and a 'rails.png' used in this file. Now, in Rails 4.0.0.rc1; we don't need to delete these files, because they are not exist. Instead of physically existing these files, Rails introduced a new internal controller: Rails::WelcomeController. This controller has been used to serve the dynamic welcome screen, and rails.png image used as a data-image.


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