Replace "overwrite" with "override" [ci-skip]

"Overwrite" means "destructively replace", and is more suitable when,
for example, talking about writing data to a location.

"Override" means "supersede", and is more suitable when, for example,
talking about redifining methods in a subclass.

actioncable/lib/action_cable/channel/base.rb

@@ -186,7 +186,7 @@ def subscribe_to_channel
       end
 
       # Called by the cable connection when it's cut, so the channel has a chance to cleanup with callbacks.
-      # This method is not intended to be called directly by the user. Instead, overwrite the #unsubscribed callback.
+      # This method is not intended to be called directly by the user. Instead, override the #unsubscribed callback.
       def unsubscribe_from_channel # :nodoc:
         run_callbacks :unsubscribe do
           unsubscribed

actionmailbox/lib/action_mailbox/base.rb

@@ -27,7 +27,7 @@ module ActionMailbox
   #     routing :all => :backstop
   #   end
   #
-  # Application mailboxes need to overwrite the +#process+ method, which is invoked by the framework after
+  # Application mailboxes need to override the +#process+ method, which is invoked by the framework after
   # callbacks have been run. The callbacks available are: +before_processing+, +after_processing+, and
   # +around_processing+. The primary use case is ensure certain preconditions to processing are fulfilled
   # using +before_processing+ callbacks.
@@ -89,7 +89,7 @@ def perform_processing # :nodoc:
     end
 
     def process
-      # Overwrite in subclasses
+      # Override in subclasses
     end
 
     def finished_processing? # :nodoc:

actionpack/lib/action_controller/metal/helpers.rb

@@ -91,7 +91,7 @@ def helpers
         end
       end
 
-      # Overwrite modules_for_helpers to accept :all as argument, which loads
+      # Override modules_for_helpers to accept :all as argument, which loads
       # all helpers in helpers_path.
       #
       # ==== Parameters

actionpack/lib/action_controller/metal/rendering.rb

@@ -30,7 +30,7 @@ def render(*args) # :nodoc:
       super
     end
 
-    # Overwrite render_to_string because body can now be set to a Rack body.
+    # Override render_to_string because body can now be set to a Rack body.
     def render_to_string(*)
       result = super
       if result.respond_to?(:each)

actionview/lib/action_view/helpers/rendering_helper.rb

@@ -47,7 +47,7 @@ def render(options = {}, locals = {}, &block)
         end
       end
 
-      # Overwrites _layout_for in the context object so it supports the case a block is
+      # Overrides _layout_for in the context object so it supports the case a block is
       # passed to a partial. Returns the contents that are yielded to a layout, given a
       # name or a block.
       #

actionview/lib/action_view/record_identifier.rb

@@ -102,7 +102,7 @@ def dom_id(record, prefix = nil)
     # on the default implementation (which just joins all key attributes with '_') or on your own
     # overwritten version of the method. By default, this implementation passes the key string through a
     # method that replaces all characters that are invalid inside DOM ids, with valid ones. You need to
-    # make sure yourself that your dom ids are valid, in case you overwrite this method.
+    # make sure yourself that your dom ids are valid, in case you override this method.
     def record_key_for_dom_id(record) # :doc:
       key = convert_to_model(record).to_key
       key ? key.join(JOIN) : key

actionview/lib/action_view/rendering.rb

@@ -33,7 +33,7 @@ def initialize
       super
     end
 
-    # Overwrite process to set up I18n proxy.
+    # Override process to set up I18n proxy.
     def process(*) # :nodoc:
       old_config, I18n.config = I18n.config, I18nProxy.new(I18n.config, lookup_context)
       super

activemodel/lib/active_model/translation.rb

@@ -22,7 +22,7 @@ module ActiveModel
   module Translation
     include ActiveModel::Naming
 
-    # Returns the +i18n_scope+ for the class. Overwrite if you want custom lookup.
+    # Returns the +i18n_scope+ for the class. Override if you want custom lookup.
     def i18n_scope
       :activemodel
     end

activemodel/lib/active_model/validations/callbacks.rb

@@ -112,7 +112,7 @@ def set_options_for_callback(options)
       end
 
     private
-      # Overwrite run_validations! to include callbacks.
+      # Override run_validations! to include callbacks.
       def run_validations!
         _run_validation_callbacks { super }
       end

activerecord/lib/active_record/attribute_methods.rb

@@ -97,7 +97,7 @@ def instance_method_already_implemented?(method_name)
           super
         else
           # If ThisClass < ... < SomeSuperClass < ... < Base and SomeSuperClass
-          # defines its own attribute method, then we don't want to overwrite that.
+          # defines its own attribute method, then we don't want to override that.
           defined = method_defined_within?(method_name, superclass, Base) &&
             ! superclass.instance_method(method_name).owner.is_a?(GeneratedAttributeMethods)
           defined || super

activerecord/lib/active_record/base.rb

@@ -137,7 +137,7 @@ module ActiveRecord # :nodoc:
   #   anonymous = User.new(name: "")
   #   anonymous.name? # => false
   #
-  # Query methods will also respect any overwrites of default accessors:
+  # Query methods will also respect any overrides of default accessors:
   #
   #   class User
   #     # Has admin boolean column
@@ -151,8 +151,8 @@ module ActiveRecord # :nodoc:
   #   user.read_attribute(:admin)  # => true, gets the column value
   #   user[:admin] # => true, also gets the column value
   #
-  #   user.admin   # => false, due to the getter overwrite
-  #   user.admin?  # => false, due to the getter overwrite
+  #   user.admin   # => false, due to the getter override
+  #   user.admin?  # => false, due to the getter override
   #
   # == Accessing attributes before they have been typecasted
   #

activerecord/lib/active_record/core.rb

@@ -395,7 +395,7 @@ def inspect # :nodoc:
         end
       end
 
-      # Overwrite the default class equality method to provide support for decorated models.
+      # Override the default class equality method to provide support for decorated models.
       def ===(object) # :nodoc:
         object.is_a?(self)
       end

activerecord/lib/active_record/translation.rb

@@ -16,7 +16,7 @@ def lookup_ancestors # :nodoc:
       classes
     end
 
-    # Set the i18n scope to overwrite ActiveModel.
+    # Set the i18n scope to override ActiveModel.
     def i18n_scope # :nodoc:
       :activerecord
     end

activesupport/lib/active_support/core_ext/hash/indifferent_access.rb

@@ -13,7 +13,7 @@ def with_indifferent_access
   # Called when object is nested under an object that receives
   # #with_indifferent_access. This method will be called on the current object
   # by the enclosing object and is aliased to #with_indifferent_access by
-  # default. Subclasses of Hash may overwrite this method to return +self+ if
+  # default. Subclasses of Hash may override this method to return +self+ if
   # converting to an <tt>ActiveSupport::HashWithIndifferentAccess</tt> would not be
   # desirable.
   #

activesupport/lib/active_support/core_ext/object/json.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-# Hack to load json gem first so we can overwrite its to_json.
+# Hack to load json gem first so we can override its to_json.
 require "json"
 require "bigdecimal"
 require "ipaddr"