password resetter

custom.rake

namespace :db do
  desc 'Reset all User passwords to "letmein"'
  task :password_reset => :environment do
    count = 0
    User.all.each do |u|
      u.password = u.password_confirmation = 'letmein'
      if u.save
        count += 1
        print '.'
      else
        puts 'Error: ' + u
      end
    end
    puts
    puts 'Total passwords reset: ' + count.to_s
  end
end