I\'m going through the rails by example tutorial.
Its seems that every time I close terminal rails defaults back to 2.3.5 & I have to go through the process of insta
I've had this problem using RVM, if you're using RVM do: $rvm 1.9.2
(or whatever ruby version you installed the rails 3 gem with).
Check the output of $ ruby -v
when you seem to have access to rails3 and again $ ruby -v
when you can only seem to get to v2.3.5. If it shows different versions of ruby then you most likley are using RVM.