Some spelling changes.

actionpack/lib/action_controller.rb

@@ -36,7 +36,7 @@ require File.join(File.dirname(__FILE__), "action_pack")
 
 module ActionController
   # TODO: Review explicit to see if they will automatically be handled by
-  # the initilizer if they are really needed.
+  # the initializer if they are really needed.
   def self.load_all!
     [Base, Request, Response, UrlRewriter, UrlWriter]
     [ActionDispatch::Http::Headers]

actionpack/lib/action_controller/base/base.rb

@@ -330,7 +330,7 @@ module ActionController #:nodoc:
     cattr_accessor :use_accept_header
     self.use_accept_header = true
 
-    # Controls whether request forgergy protection is turned on or not. Turned off by default only in test mode.
+    # Controls whether request forgery protection is turned on or not. Turned off by default only in test mode.
     class_inheritable_accessor :allow_forgery_protection
     self.allow_forgery_protection = true
 

actionpack/lib/action_controller/base/http_authentication.rb

@@ -271,7 +271,7 @@ module ActionController
       #
       # The nonce is opaque to the client. Composed of Time, and hash of Time with secret
       # key from the Rails session secret generated upon creation of project. Ensures
-      # the time cannot be modifed by client.
+      # the time cannot be modified by client.
       def nonce(time = Time.now)
         t = time.to_i
         hashed = [t, secret_key]

actionpack/lib/action_controller/routing/generation/url_rewriter.rb

@@ -93,7 +93,7 @@ module ActionController
     #
     # * <tt>:only_path</tt> - If true, the relative url is returned. Defaults to +false+.
     # * <tt>:protocol</tt> - The protocol to connect to. Defaults to 'http'.
-    # * <tt>:host</tt> - Specifies the host the link should be targetted at.
+    # * <tt>:host</tt> - Specifies the host the link should be targeted at.
     #   If <tt>:only_path</tt> is false, this option must be
     #   provided either explicitly, or via +default_url_options+.
     # * <tt>:port</tt> - Optionally specify the port to connect to.

actionpack/lib/action_controller/routing/route_set.rb

@@ -155,7 +155,7 @@ module ActionController
 
           def define_url_helper(route, name, kind, options)
             selector = url_helper_name(name, kind)
-            # The segment keys used for positional paramters
+            # The segment keys used for positional parameters
 
             hash_access_method = hash_access_name(name, kind)
 

actionpack/lib/action_controller/testing/test_case.rb

@@ -56,7 +56,7 @@ module ActionController
   #
   # ActionController::TestCase will automatically infer the controller under test
   # from the test class name. If the controller cannot be inferred from the test
-  # class name, you can explicity set it with +tests+.
+  # class name, you can explicitly set it with +tests+.
   #
   #   class SpecialEdgeCaseWidgetsControllerTest < ActionController::TestCase
   #     tests WidgetController

actionpack/lib/action_view/helpers/form_helper.rb

@@ -246,7 +246,7 @@ module ActionView
       # <tt>labelling_form</tt>.
       #
       # The custom FormBuilder class is automatically merged with the options
-      # of a nested fields_for call, unless it's explicitely set.
+      # of a nested fields_for call, unless it's explicitly set.
       #
       # In many cases you will want to wrap the above in another helper, so you
       # could do something like the following:

actionpack/lib/action_view/helpers/text_helper.rb

@@ -431,7 +431,7 @@ module ActionView
       end
 
       # Returns the current cycle string after a cycle has been started. Useful
-      # for complex table highlighing or any other design need which requires
+      # for complex table highlighting or any other design need which requires
       # the current cycle string in more than one place.
       #
       # ==== Example
@@ -539,7 +539,7 @@ module ActionView
             left, right = $`, $'
             # detect already linked URLs and URLs in the middle of a tag
             if left =~ /<[^>]+$/ && right =~ /^[^>]*>/
-              # do not change string; URL is alreay linked
+              # do not change string; URL is already linked
               href
             else
               # don't include trailing punctuation character as part of the URL

actionpack/lib/action_view/helpers/url_helper.rb

@@ -116,7 +116,7 @@ module ActionView
       # * <tt>:popup => true || array of window options</tt> - This will force the
       #   link to open in a popup window. By passing true, a default browser window
       #   will be opened with the URL. You can also specify an array of options
-      #   that are passed-thru to JavaScripts window.open method.
+      #   that are passed through to JavaScripts window.open method.
       # * <tt>:method => symbol of HTTP verb</tt> - This modifier will dynamically
       #   create an HTML form and immediately submit the form for processing using
       #   the HTTP verb specified. Useful for having links perform a POST operation

actionpack/lib/action_view/template/path.rb

@@ -23,7 +23,7 @@ module ActionView
     private
       
       # This is what child classes implement. No defaults are needed
-      # because Path guarentees that the arguments are present and
+      # because Path guarantees that the arguments are present and
       # normalized.
       def find_templates(name, details, prefix, partial)
         raise NotImplementedError

activesupport/lib/active_support/core_ext/array/conversions.rb

@@ -12,7 +12,7 @@ class Array
     default_two_words_connector = I18n.translate(:'support.array.two_words_connector', :locale => options[:locale])
     default_last_word_connector = I18n.translate(:'support.array.last_word_connector', :locale => options[:locale])
 
-    # Try to emulate to_senteces previous to 2.3
+    # Try to emulate to_sentences previous to 2.3
     if options.has_key?(:connector) || options.has_key?(:skip_last_comma)
       ::ActiveSupport::Deprecation.warn(":connector has been deprecated. Use :words_connector instead", caller) if options.has_key? :connector
       ::ActiveSupport::Deprecation.warn(":skip_last_comma has been deprecated. Use :last_word_connector instead", caller) if options.has_key? :skip_last_comma

activesupport/lib/active_support/core_ext/time/marshal_with_utc_flag.rb

@@ -1,5 +1,5 @@
 # Pre-1.9 versions of Ruby have a bug with marshaling Time instances, where utc instances are
-# unmarshaled in the local zone, instead of utc. We're layering behavior on the _dump and _load
+# unmarshalled in the local zone, instead of utc. We're layering behavior on the _dump and _load
 # methods so that utc instances can be flagged on dump, and coerced back to utc on load.
 if RUBY_VERSION < '1.9'
   class Time

activesupport/lib/active_support/inflector.rb

@@ -155,7 +155,7 @@ module ActiveSupport
     # Examples:
     #   "posts".singularize            # => "post"
     #   "octopi".singularize           # => "octopus"
-    #   "sheep".singluarize            # => "sheep"
+    #   "sheep".singularize            # => "sheep"
     #   "word".singularize             # => "word"
     #   "CamelOctopi".singularize      # => "CamelOctopus"
     def singularize(word)
@@ -261,9 +261,9 @@ module ActiveSupport
     #   <%= link_to(@person.name, person_path(@person)) %>
     #   # => <a href="/person/1-donald-e-knuth">Donald E. Knuth</a>
     def parameterize(string, sep = '-')
-      # replace accented chars with ther ascii equivalents
+      # replace accented chars with their ascii equivalents
       parameterized_string = transliterate(string)
-      # Turn unwanted chars into the seperator
+      # Turn unwanted chars into the separator
       parameterized_string.gsub!(/[^a-z0-9\-_\+]+/i, sep)
       unless sep.blank?
         re_sep = Regexp.escape(sep)

activesupport/lib/active_support/xml_mini/jdom.rb

@@ -74,7 +74,7 @@ module ActiveSupport
     # Merge all the texts of an element into the hash
     #
     # hash::
-    #   Hash to add the converted emement to.
+    #   Hash to add the converted element to.
     # element::
     #   XML element whose texts are to me merged into the hash
     def merge_texts!(hash, element)

activesupport/lib/active_support/xml_mini/nokogiri.rb

@@ -53,7 +53,7 @@ module ActiveSupport
               memo[name] = child_hash
             end
 
-            # Recusively walk children
+            # Recursively walk children
             child.children.each { |c|
               callback.call(child_hash, child, c, callback)
             }

activesupport/lib/active_support/xml_mini/rexml.rb

@@ -50,7 +50,7 @@ module ActiveSupport
       # Merge all the texts of an element into the hash
       #
       # hash::
-      #   Hash to add the converted emement to.
+      #   Hash to add the converted element to.
       # element::
       #   XML element whose texts are to me merged into the hash
       def merge_texts!(hash, element)