add database.yml.example

app/controllers/users_controller.rb

@@ -25,7 +25,7 @@ def activate
     redirect_to current_user
   end
 
-  protected
+protected
 
   def collection
     @users ||= User.active.all

config/database.yml.example

@@ -0,0 +1,29 @@
+development:
+  adapter: mysql
+  encoding: utf8
+  reconnect: false
+  database: railsmg_development
+  pool: 5
+  username: root
+  password: 123456
+  socket: /tmp/mysql.sock
+
+test:
+  adapter: mysql
+  encoding: utf8
+  reconnect: false
+  database: railsmg_test
+  pool: 5
+  username: root
+  password: 123456
+  socket: /tmp/mysql.sock
+
+production:
+  adapter: mysql
+  encoding: utf8
+  reconnect: false
+  database: railsmg_production
+  pool: 5
+  username: root
+  password: 123456
+  socket: /tmp/mysql.sock