个人博客按更新时间倒排

app/controllers/blogs_controller.rb

@@ -2,7 +2,7 @@ class BlogsController < ApplicationController
   before_filter :find_blog,:except => [:index,:create,:new,:set_homepage, :cancel_homepage]
   before_filter :find_user
   def index
-    @articls = @user.blog.articles
+    @articls = @user.blog.articles.order("updated on desc")
     @article = BlogComment.new
     respond_to do |format|
       format.html {render :layout=>'new_base_user'}