display recent snippets at top

app/models/snippet.rb

@@ -22,6 +22,8 @@ class Snippet < ActiveRecord::Base
             :presence => true,
             :length   => { :within => 0..10000 }
 
+  scope :fresh, order("created_at DESC")
+
   def self.content_types
     [
       ".rb", ".py", ".pl", ".scala", ".c", ".cpp", ".java",

app/views/snippets/index.html.haml

@@ -8,7 +8,7 @@
       %th Title
       %th File name
       %th
-    = render @snippets
+    = render @snippets.fresh
 :javascript
   $('.delete-snippet').live('ajax:success', function() {
     $(this).closest('tr').fadeOut(); });