AlejandroSilva

## Create a SSH key
$ cd ~/.ssh/
$ ssh-keygen -t rsa

## Stop asking for password on remote login
# add the public key to the authorized keys in the remote server
ssh user@server mkdir -p .ssh
# cat ~/.ssh/id_rsa.pub | ssh root@[your.ip.address.here] "cat >> ~/.ssh/authorized_keys"
cat ~/.ssh/id_rsa.pub | ssh user@server 'cat >> ~/.ssh/authorized_keys'

AlejandroSilva

## user_collectionrn (model)

class UserCollection < ActiveRecord::Base
  # instead of delete a collection, mark it as archived, the find method will not return it
  def archive
    self.archived = true
    self.save
  end

  def self.find_unarchived(id)