4 files changed, 28 insertions, 5 deletions
diff --git a/guides/source/action_view_overview.md b/guides/source/action_view_overview.md
index dea1ddef71..57a157389d 100644
--- a/guides/source/action_view_overview.md
+++ b/guides/source/action_view_overview.md
@@ -1230,6 +1230,14 @@ Return select and option tags for the given object and method, using `time_zone_
 time_zone_select( "user", "time_zone")
 ```
 
+#### date_field
+
+Returns an input tag of the "date" type tailored for accessing a specified attribute.
+
+```ruby
+date_field("user", "dob")
+```
+
 ### FormTagHelper
 
 Provides a number of methods for creating form tags that doesn't rely on an Active Record object assigned to the template like FormHelper does. Instead, you provide the names and values manually.
@@ -1364,6 +1372,15 @@ text_field_tag 'name'
 # => <input id="name" name="name" type="text" />
 ```
 
+#### date_field_tag
+
+Creates a standard input field of date type.
+
+```ruby
+date_field_tag "dob"
+# => <input id="dob" name="dob" type="date" />
+```
+
 ### JavaScriptHelper
 
 Provides functionality for working with JavaScript in your views.
diff --git a/guides/source/active_support_instrumentation.md b/guides/source/active_support_instrumentation.md
index 38dbfd3152..969596f470 100644
--- a/guides/source/active_support_instrumentation.md
+++ b/guides/source/active_support_instrumentation.md
@@ -39,7 +39,7 @@ Action Controller
 
 ```ruby
 {
-  key: 'posts/1-dasboard-view'
+  key: 'posts/1-dashboard-view'
 }
 ```
 
@@ -51,7 +51,7 @@ Action Controller
 
 ```ruby
 {
-  key: 'posts/1-dasboard-view'
+  key: 'posts/1-dashboard-view'
 }
 ```
 
@@ -63,7 +63,7 @@ Action Controller
 
 ```ruby
 {
-  key: 'posts/1-dasboard-view'
+  key: 'posts/1-dashboard-view'
 }
 ```
 
@@ -75,7 +75,7 @@ Action Controller
 
 ```ruby
 {
-  key: 'posts/1-dasboard-view'
+  key: 'posts/1-dashboard-view'
 }
 ```
 
diff --git a/guides/source/command_line.md b/guides/source/command_line.md
index a0255f3de2..ec3ba9d704 100644
--- a/guides/source/command_line.md
+++ b/guides/source/command_line.md
@@ -27,6 +27,8 @@ There are a few commands that are absolutely critical to your everyday usage of
 * `rails dbconsole`
 * `rails new app_name`
 
+All commands can run with ```-h or --help``` to list more information.
+
 Let's create a simple Rails application to step through each of these commands in context.
 
 ### `rails new`
@@ -348,6 +350,9 @@ Rake is Ruby Make, a standalone Ruby utility that replaces the Unix utility 'mak
 
 You can get a list of Rake tasks available to you, which will often depend on your current directory, by typing `rake --tasks`. Each task has a description, and should help you find the thing you need.
 
+To get the full backtrace for running rake task you can pass the option
+```--trace``` to command line, for example ```rake db:create --trace```.
+
 ```bash
 $ rake --tasks
 rake about              # List versions of all Rails frameworks and the environment
@@ -361,6 +366,7 @@ rake middleware         # Prints out your Rack middleware stack
 rake tmp:clear          # Clear session, cache, and socket files from tmp/ (narrow w/ tmp:sessions:clear, tmp:cache:clear, tmp:sockets:clear)
 rake tmp:create         # Creates tmp directories for sessions, cache, sockets, and pids
 ```
+INFO: You can also use ```rake -T```  to get the list of tasks.
 
 ### `about`
 
diff --git a/guides/source/getting_started.md b/guides/source/getting_started.md
index 2fb0cd7c72..393ed671b0 100644
--- a/guides/source/getting_started.md
+++ b/guides/source/getting_started.md
@@ -1662,7 +1662,7 @@ Two very common sources of data that are not UTF-8:
   in the browser. This also applies to your i18n translation files.
   Most editors that do not already default to UTF-8 (such as some versions of
   Dreamweaver) offer a way to change the default to UTF-8. Do so.
-* Your database. Rails defaults to converting data from your database into UTF-8 at
+* Your database: Rails defaults to converting data from your database into UTF-8 at
   the boundary. However, if your database is not using UTF-8 internally, it may not
   be able to store all characters that your users enter. For instance, if your database
   is using Latin-1 internally, and your user enters a Russian, Hebrew, or Japanese