Use shorter map() syntax

app/controllers/profiles_controller.rb

@@ -16,9 +16,7 @@ class ProfilesController < ApplicationController
   def applications
     @applications = current_user.oauth_applications
     @authorized_tokens = current_user.oauth_authorized_tokens
-    @authorized_apps = @authorized_tokens.map do |token|
-      token.application
-    end.uniq
+    @authorized_apps = @authorized_tokens.map(&:application).uniq
   end
 
   def update

app/views/admin/applications/index.html.haml

@@ -17,6 +17,6 @@
       %tr{:id => "application_#{application.id}"}
         %td= link_to application.name, admin_application_path(application)
         %td= application.redirect_uri
-        %td= application.access_tokens.map { |t| t.resource_owner_id }.uniq.count
+        %td= application.access_tokens.map(&:resource_owner_id).uniq.count
         %td= link_to 'Edit', edit_admin_application_path(application), class: 'btn btn-link'
         %td= render 'delete_form', application: application