Build a Show Page for a Post"

app/controllers/posts_controller.rb

@@ -2,4 +2,7 @@ class PostsController < ApplicationController
   def index
     @posts = Post.all
   end
+  def show
+    @post = Post.find(params[:id])
+  end
 end

app/views/posts/show.html.erb

@@ -0,0 +1,7 @@
+<h3><%= link_to @post.title, @post.url %> </h3>
+<p><%=  pluralize(@post.comments.count, ' comment') %> </p>
+<ul>
+<% @post.comments.each do |comment| %>
+  <li> <%=  comment.content %> </li>
+<% end %>
+</ul>

config/routes.rb

@@ -1,4 +1,5 @@
 CourseProject::Application.routes.draw do
   #root to: "main#index"
   root to: "posts#index"
+  resources :posts, :only => [:index, :show]
 end