Fix typos in submitted patch

railties/guides/source/caching_with_rails.textile

@@ -44,9 +44,9 @@ the products
 <ruby>
 class ProductsController < ActionController
 
-  caches_page :index
+  caches_page :list
 
-  def index
+  def list
     @products = Products.all
   end
 
@@ -76,14 +76,14 @@ example controller like this:
 <ruby>
 class ProductsController < ActionController
 
-  caches_page :index
+  caches_page :list
 
-  def index
+  def list
     @products = Products.all
   end
 
   def create
-    expire_page :action => :index
+    expire_page :action => :list
   end
 
 end
@@ -275,7 +275,7 @@ h4. SQL Caching
 
 Query caching is a Rails feature that caches the result set returned by each
 query so that if Rails encounters the same query again for that request, it
-will used the cached result set as opposed to running the query against the
+will use the cached result set as opposed to running the query against the
 database again.
 
 For example:
@@ -481,7 +481,7 @@ class ProductsController < ApplicationController
 
   def show
     @product = Product.find(params[:id])
-    fresh_when :last_modified => @product.published_at.utc, :etag => @article
+    fresh_when :last_modified => @product.published_at.utc, :etag => @product
   end
 end
 </ruby>
@@ -501,7 +501,7 @@ h3. References
 
 * "Scaling Rails Screencasts":http://railslab.newrelic.com/scaling-rails
 * "RailsEnvy, Rails Caching Tutorial, Part 1":http://www.railsenvy.com/2007/2/28/rails-caching-tutorial
-* "RailsEnvy, Rails Caching Tutorial, Part 1":http://www.railsenvy.com/2007/3/20/ruby-on-rails-caching-tutorial-part-2
+* "RailsEnvy, Rails Caching Tutorial, Part 2":http://www.railsenvy.com/2007/3/20/ruby-on-rails-caching-tutorial-part-2
 * "ActiveSupport::Cache documentation":http://api.rubyonrails.org/classes/ActiveSupport/Cache.html
 * "Rails 2.1 integrated caching tutorial":http://thewebfellas.com/blog/2008/6/9/rails-2-1-now-with-better-integrated-caching
 
@@ -509,6 +509,7 @@ h3. References
 h3. Changelog
 "Lighthouse ticket":http://rails.lighthouseapp.com/projects/16213-rails-guides/tickets/10-guide-to-caching
 
+April     26, 2009: Clean up typos in submitted patch
 April      1, 2009: Made a bunch of small fixes
 February  22, 2009: Beefed up the section on cache_stores
 December  27, 2008: Typo fixes