- C-a == Ctrl-a
- M-a == Alt-a
:q close
:w write/saves
:wa[!] write/save all windows [force]
:wq write/save and close
class Api::RegistrationsController < Api::BaseController | |
respond_to :json | |
def create | |
user = User.new(params[:user]) | |
if user.save | |
render :json=> user.as_json(:auth_token=>user.authentication_token, :email=>user.email), :status=>201 | |
return | |
else |
brew update | |
brew versions FORMULA | |
cd `brew --prefix` | |
git checkout HASH Library/Formula/FORMULA.rb # use output of "brew versions" | |
brew install FORMULA | |
brew switch FORMULA VERSION | |
git checkout -- Library/Formula/FORMULA.rb # reset formula | |
## Example: Using Subversion 1.6.17 | |
# |