Random Rails Bits - "Universal Applications"

When creating your rails app, you’d probably want it to be able to run on almost any machine in the net. Problem being: There are quite some different path for ruby to be installed in, not every provider puts ruby in /usr/bin/ruby. So one way to have some indirection there is to use the following shebang:

#!/usr/bin/env ruby

Unfortunately in a rails application there are many many executable ruby scripts. Thankfully the rails guys have added an option to their rails command line utility, the one that generates rails apps. So I recommend you use:

from now on to generate your “universal” rails applicaitons ;-).