Instalação do rubyOnRails rvm mac os

gistfile1.txt

# Make sure xCode 4.3 is installed first!!!
 
# Command line tools no longer come bundled with xCode, install it by going to:
preferences -> downloads -> command line tools
 
# Install RVM
bash -s stable < <(curl -s https://raw.github.com/wayneeseguin/rvm/master/binscripts/rvm-installer)
 
# Then restart terminal
 
# Install Ruby 1.9.3 through RVM (need to specify clang compiler)
rvm install 1.9.3 --with-gcc=clang
 
# Switch from System's Ruby config to our desired Ruby config (and associated gems)
rvm use 1.9.3
 
# Install latest sqlite3 on this config
gem install sqlite3
 
# Install Rails on this config
sudo gem install rails
 
# Make a test app
rails new testapp
 
# If everything works, you're good to go!