```ruby
require 'rubygems'
# Set up gems listed in the Gemfile.
if File.exist?(File.expand_path('../../Gemfile', __FILE__))
  require 'bundler'
  Bundler.setup
end
```

Allow a Rails application to be initialized from any directory and not just from inside it (ht: Andre Arko).
user
```ruby
require 'rubygems'

# Set up gems listed in the Gemfile.
gemfile = File.expand_path('../../Gemfile', __FILE__)
if File.exist?(gemfile)
  ENV['BUNDLE_GEMFILE'] = gemfile
  require 'bundler'
  Bundler.setup
end```
assistant