diff options
Diffstat (limited to 'guides/source')
51 files changed, 114 insertions, 81 deletions
diff --git a/guides/source/2_2_release_notes.md b/guides/source/2_2_release_notes.md index 019da08687..be00087f63 100644 --- a/guides/source/2_2_release_notes.md +++ b/guides/source/2_2_release_notes.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Ruby on Rails 2.2 Release Notes =============================== diff --git a/guides/source/2_3_release_notes.md b/guides/source/2_3_release_notes.md index 4ac1529e76..328656f4a4 100644 --- a/guides/source/2_3_release_notes.md +++ b/guides/source/2_3_release_notes.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Ruby on Rails 2.3 Release Notes =============================== diff --git a/guides/source/3_0_release_notes.md b/guides/source/3_0_release_notes.md index 3d7966e50b..9ad32e8168 100644 --- a/guides/source/3_0_release_notes.md +++ b/guides/source/3_0_release_notes.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Ruby on Rails 3.0 Release Notes =============================== diff --git a/guides/source/3_1_release_notes.md b/guides/source/3_1_release_notes.md index 8728750966..e187e5f9ab 100644 --- a/guides/source/3_1_release_notes.md +++ b/guides/source/3_1_release_notes.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Ruby on Rails 3.1 Release Notes =============================== diff --git a/guides/source/3_2_release_notes.md b/guides/source/3_2_release_notes.md index 0b28aac9ce..6ddf77d9c0 100644 --- a/guides/source/3_2_release_notes.md +++ b/guides/source/3_2_release_notes.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Ruby on Rails 3.2 Release Notes =============================== diff --git a/guides/source/4_0_release_notes.md b/guides/source/4_0_release_notes.md index 5f52c33746..67f4a3c02c 100644 --- a/guides/source/4_0_release_notes.md +++ b/guides/source/4_0_release_notes.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Ruby on Rails 4.0 Release Notes =============================== diff --git a/guides/source/4_1_release_notes.md b/guides/source/4_1_release_notes.md index dbc151c0ca..8d5557be6e 100644 --- a/guides/source/4_1_release_notes.md +++ b/guides/source/4_1_release_notes.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Ruby on Rails 4.1 Release Notes =============================== diff --git a/guides/source/4_2_release_notes.md b/guides/source/4_2_release_notes.md index e8ddfcc9e2..366d9d26b4 100644 --- a/guides/source/4_2_release_notes.md +++ b/guides/source/4_2_release_notes.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Ruby on Rails 4.2 Release Notes =============================== @@ -92,6 +92,9 @@ Post.find(2) # Subsequent calls reuse the cached prepared statement Post.find_by_title('first post') Post.find_by_title('second post') +Post.find_by(title: 'first post') +Post.find_by(title: 'second post') + post.comments post.comments(true) ``` diff --git a/guides/source/action_controller_overview.md b/guides/source/action_controller_overview.md index 36d1b6de83..80000baf66 100644 --- a/guides/source/action_controller_overview.md +++ b/guides/source/action_controller_overview.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Action Controller Overview ========================== diff --git a/guides/source/action_mailer_basics.md b/guides/source/action_mailer_basics.md index c586675ee5..e55ff16495 100644 --- a/guides/source/action_mailer_basics.md +++ b/guides/source/action_mailer_basics.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Action Mailer Basics ==================== diff --git a/guides/source/action_view_overview.md b/guides/source/action_view_overview.md index a6bde4f517..665a2b71ff 100644 --- a/guides/source/action_view_overview.md +++ b/guides/source/action_view_overview.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Action View Overview ==================== diff --git a/guides/source/active_job_basics.md b/guides/source/active_job_basics.md index 838014e306..4d1625b28d 100644 --- a/guides/source/active_job_basics.md +++ b/guides/source/active_job_basics.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Active Job Basics ================= diff --git a/guides/source/active_model_basics.md b/guides/source/active_model_basics.md index 8dee1cc5ec..4b2bfaee2f 100644 --- a/guides/source/active_model_basics.md +++ b/guides/source/active_model_basics.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Active Model Basics =================== @@ -396,7 +396,7 @@ class Person end ``` -With the `to_xml` you have a XML representing the model. +With the `to_xml` you have an XML representing the model. ```ruby person = Person.new @@ -405,7 +405,7 @@ person.name = "Bob" person.to_xml # => "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<person>\n <name>Bob</name>\n</person>\n" ``` -From a XML string you define the attributes of the model. +From an XML string you define the attributes of the model. You need to have the `attributes=` method defined on your class: ```ruby diff --git a/guides/source/active_record_basics.md b/guides/source/active_record_basics.md index 9d2ba328ea..a5196e481e 100644 --- a/guides/source/active_record_basics.md +++ b/guides/source/active_record_basics.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Active Record Basics ==================== @@ -62,7 +62,7 @@ Convention over Configuration in Active Record When writing applications using other programming languages or frameworks, it may be necessary to write a lot of configuration code. This is particularly true for ORM frameworks in general. However, if you follow the conventions adopted by -Rails, you'll need to write very little configuration (in some case no +Rails, you'll need to write very little configuration (in some cases no configuration at all) when creating Active Record models. The idea is that if you configure your applications in the very same way most of the time then this should be the default way. Thus, explicit configuration would be needed diff --git a/guides/source/active_record_callbacks.md b/guides/source/active_record_callbacks.md index 9d3a8c3af6..e65ab802c0 100644 --- a/guides/source/active_record_callbacks.md +++ b/guides/source/active_record_callbacks.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Active Record Callbacks ======================= diff --git a/guides/source/active_record_migrations.md b/guides/source/active_record_migrations.md index 8ae282bad2..97cabc1728 100644 --- a/guides/source/active_record_migrations.md +++ b/guides/source/active_record_migrations.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Active Record Migrations ======================== diff --git a/guides/source/active_record_postgresql.md b/guides/source/active_record_postgresql.md index fa0f31cbbd..4d9c1776f4 100644 --- a/guides/source/active_record_postgresql.md +++ b/guides/source/active_record_postgresql.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Active Record and PostgreSQL ============================ diff --git a/guides/source/active_record_querying.md b/guides/source/active_record_querying.md index 6cfb6c5ca5..434b308170 100644 --- a/guides/source/active_record_querying.md +++ b/guides/source/active_record_querying.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Active Record Query Interface ============================= @@ -90,7 +90,7 @@ The primary operation of `Model.find(options)` can be summarized as: * Convert the supplied options to an equivalent SQL query. * Fire the SQL query and retrieve the corresponding results from the database. * Instantiate the equivalent Ruby object of the appropriate model for every resulting row. -* Run `after_find` callbacks, if any. +* Run `after_find` and then `after_initialize` callbacks, if any. ### Retrieving a Single Object @@ -257,6 +257,12 @@ It is equivalent to writing: Client.where(first_name: 'Lifo').take ``` +The SQL equivalent of the above is: + +```sql +SELECT * FROM clients WHERE (clients.first_name = 'Lifo') LIMIT 1 +``` + The `find_by!` method behaves exactly like `find_by`, except that it will raise `ActiveRecord::RecordNotFound` if no matching record is found. For example: ```ruby diff --git a/guides/source/active_record_validations.md b/guides/source/active_record_validations.md index 8c832bafff..c9af70934a 100644 --- a/guides/source/active_record_validations.md +++ b/guides/source/active_record_validations.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Active Record Validations ========================= diff --git a/guides/source/active_support_core_extensions.md b/guides/source/active_support_core_extensions.md index ba839e1723..080cc41e87 100644 --- a/guides/source/active_support_core_extensions.md +++ b/guides/source/active_support_core_extensions.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Active Support Core Extensions ============================== diff --git a/guides/source/active_support_instrumentation.md b/guides/source/active_support_instrumentation.md index 0aa74e387d..9d9f40e956 100644 --- a/guides/source/active_support_instrumentation.md +++ b/guides/source/active_support_instrumentation.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Active Support Instrumentation ============================== diff --git a/guides/source/api_documentation_guidelines.md b/guides/source/api_documentation_guidelines.md index d481700709..b385bdbe83 100644 --- a/guides/source/api_documentation_guidelines.md +++ b/guides/source/api_documentation_guidelines.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** API Documentation Guidelines ============================ diff --git a/guides/source/asset_pipeline.md b/guides/source/asset_pipeline.md index 64d1c31083..52ea605a72 100644 --- a/guides/source/asset_pipeline.md +++ b/guides/source/asset_pipeline.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** The Asset Pipeline ================== @@ -149,7 +149,7 @@ clients to fetch them again, even when the content of those assets has not chang Fingerprinting fixes these problems by avoiding query strings, and by ensuring that filenames are consistent based on their content. -Fingerprinting is enabled by default for production and disabled for all other +Fingerprinting is enabled by default for both the development and production environments. You can enable or disable it in your configuration through the `config.assets.digest` option. diff --git a/guides/source/association_basics.md b/guides/source/association_basics.md index 95c7e747ef..dab885a8fb 100644 --- a/guides/source/association_basics.md +++ b/guides/source/association_basics.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Active Record Associations ========================== diff --git a/guides/source/autoloading_and_reloading_constants.md b/guides/source/autoloading_and_reloading_constants.md index 489ea681e2..f32714f893 100644 --- a/guides/source/autoloading_and_reloading_constants.md +++ b/guides/source/autoloading_and_reloading_constants.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Autoloading and Reloading Constants =================================== @@ -330,7 +330,7 @@ checked. Rails autoloading **does not emulate this algorithm**, but its starting point is the name of the constant to be autoloaded, and the parent. See more in -[Qualified References](#qualified-references). +[Qualified References](#autoloading-algorithms-qualified-references). Vocabulary diff --git a/guides/source/caching_with_rails.md b/guides/source/caching_with_rails.md index 61b991df61..0fa20f7ccf 100644 --- a/guides/source/caching_with_rails.md +++ b/guides/source/caching_with_rails.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Caching with Rails: An overview =============================== @@ -184,6 +184,10 @@ class ProductsController < ApplicationController end ``` +The second time the same query is run against the database, it's not actually going to hit the database. The first time the result is returned from the query it is stored in the query cache (in memory) and the second time it's pulled from memory. + +However, it's important to note that query caches are created at the start of an action and destroyed at the end of that action and thus persist only for the duration of the action. If you'd like to store query results in a more persistent fashion, you can in Rails by using low level caching. + Cache Stores ------------ diff --git a/guides/source/command_line.md b/guides/source/command_line.md index d14cdb93f2..78f26ccefa 100644 --- a/guides/source/command_line.md +++ b/guides/source/command_line.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** The Rails Command Line ====================== @@ -383,8 +383,8 @@ rake db:create # Create the database from config/database.yml for the c rake log:clear # Truncates all *.log files in log/ to zero bytes (specify which logs with LOGS=test,development) 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 +rake tmp:clear # Clear cache and socket files from tmp/ (narrow w/ tmp:cache:clear, tmp:sockets:clear) +rake tmp:create # Creates tmp directories for cache, sockets, and pids ``` INFO: You can also use `rake -T` to get the list of tasks. @@ -496,15 +496,14 @@ Rails comes with a test suite called Minitest. Rails owes its stability to the u ### `tmp` -The `Rails.root/tmp` directory is, like the *nix /tmp directory, the holding place for temporary files like sessions (if you're using a file store for sessions), process id files, and cached actions. +The `Rails.root/tmp` directory is, like the *nix /tmp directory, the holding place for temporary files like process id files and cached actions. The `tmp:` namespaced tasks will help you clear and create the `Rails.root/tmp` directory: * `rake tmp:cache:clear` clears `tmp/cache`. -* `rake tmp:sessions:clear` clears `tmp/sessions`. * `rake tmp:sockets:clear` clears `tmp/sockets`. -* `rake tmp:clear` clears all the three: cache, sessions and sockets. -* `rake tmp:create` creates tmp directories for sessions, cache, sockets, and pids. +* `rake tmp:clear` clears all cache and sockets files. +* `rake tmp:create` creates tmp directories for cache, sockets and pids. ### Miscellaneous diff --git a/guides/source/configuring.md b/guides/source/configuring.md index 66f5fe100a..9c0f2ddc8a 100644 --- a/guides/source/configuring.md +++ b/guides/source/configuring.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Configuring Rails Applications ============================== @@ -110,7 +110,7 @@ numbers. New applications filter out passwords by adding the following `config.f * `config.log_formatter` defines the formatter of the Rails logger. This option defaults to an instance of `ActiveSupport::Logger::SimpleFormatter` for all modes except production, where it defaults to `Logger::Formatter`. -* `config.log_level` defines the verbosity of the Rails logger. This option defaults to `:debug` for all environments. +* `config.log_level` defines the verbosity of the Rails logger. This option defaults to `:debug` for all environments. The available log levels are: :debug, :info, :warn, :error, :fatal, and :unknown. * `config.log_tags` accepts a list of methods that the `request` object responds to. This makes it easy to tag log lines with debug information like subdomain and request id - both very helpful in debugging multi-user production applications. @@ -507,6 +507,8 @@ There are a few configuration options available in Active Support: * `config.active_support.time_precision` sets the precision of JSON encoded time values. Defaults to `3`. +* `config.active_support.halt_callback_chains_on_return_false` specifies whether ActiveRecord, ActiveModel and ActiveModel::Validations callback chains can be halted by returning `false` in a 'before' callback. Defaults to `true`. + * `ActiveSupport::Logger.silencer` is set to `false` to disable the ability to silence logging in a block. The default is `true`. * `ActiveSupport::Cache::Store.logger` specifies the logger to use within cache store operations. diff --git a/guides/source/contributing_to_ruby_on_rails.md b/guides/source/contributing_to_ruby_on_rails.md index db3f19f8ac..7381521658 100644 --- a/guides/source/contributing_to_ruby_on_rails.md +++ b/guides/source/contributing_to_ruby_on_rails.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Contributing to Ruby on Rails ============================= @@ -26,7 +26,7 @@ NOTE: Bugs in the most recent released version of Ruby on Rails are likely to ge ### Creating a Bug Report -If you've found a problem in Ruby on Rails which is not a security risk, do a search in GitHub under [Issues](https://github.com/rails/rails/issues) in case it has already been reported. If you are unable to find any open GitHub issues addressing the problem you found, your next step will be to [open a new one](https://github.com/rails/rails/issues/new). (See the next section for reporting security issues.) +If you've found a problem in Ruby on Rails which is not a security risk, do a search on GitHub under [Issues](https://github.com/rails/rails/issues) in case it has already been reported. If you are unable to find any open GitHub issues addressing the problem you found, your next step will be to [open a new one](https://github.com/rails/rails/issues/new). (See the next section for reporting security issues.) Your issue report should contain a title and a clear description of the issue at the bare minimum. You should include as much relevant information as possible and should at least post a code sample that demonstrates the issue. It would be even better if you could include a unit test that shows how the expected behavior is not occurring. Your goal should be to make it easy for yourself - and others - to replicate the bug and figure out a fix. diff --git a/guides/source/debugging_rails_applications.md b/guides/source/debugging_rails_applications.md index cef9ac083b..a788dd48ad 100644 --- a/guides/source/debugging_rails_applications.md +++ b/guides/source/debugging_rails_applications.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Debugging Rails Applications ============================ diff --git a/guides/source/development_dependencies_install.md b/guides/source/development_dependencies_install.md index 9eacc3a2fe..989b29956c 100644 --- a/guides/source/development_dependencies_install.md +++ b/guides/source/development_dependencies_install.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Development Dependencies Install ================================ diff --git a/guides/source/documents.yaml b/guides/source/documents.yaml index 52de98ee52..67032a31f5 100644 --- a/guides/source/documents.yaml +++ b/guides/source/documents.yaml @@ -118,9 +118,9 @@ url: initialization.html description: This guide explains the internals of the Rails initialization process as of Rails 4 - - name: Constant Autoloading and Reloading - url: constant_autoloading_and_reloading.html - description: This guide documents how constant autoloading and reloading work. + name: Autoloading and Reloading Constants + url: autoloading_and_reloading_constants.html + description: This guide documents how autoloading and reloading constants work. - name: Active Support Instrumentation work_in_progress: true diff --git a/guides/source/engines.md b/guides/source/engines.md index 731178787f..6eb558885f 100644 --- a/guides/source/engines.md +++ b/guides/source/engines.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Getting Started with Engines ============================ diff --git a/guides/source/form_helpers.md b/guides/source/form_helpers.md index a8dcd3ee4f..4c02c99cc7 100644 --- a/guides/source/form_helpers.md +++ b/guides/source/form_helpers.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Form Helpers ============ @@ -275,7 +275,7 @@ There are a few things to note here: The resulting HTML is: ```html -<form accept-charset="UTF-8" action="/articles/create" method="post" class="nifty_form"> +<form accept-charset="UTF-8" action="/articles" method="post" class="nifty_form"> <input id="article_title" name="article[title]" type="text" /> <textarea id="article_body" name="article[body]" cols="60" rows="12"></textarea> <input name="commit" type="submit" value="Create" /> @@ -300,7 +300,7 @@ You can create a similar binding without actually creating `<form>` tags with th which produces the following output: ```html -<form accept-charset="UTF-8" action="/people/create" class="new_person" id="new_person" method="post"> +<form accept-charset="UTF-8" action="/people" class="new_person" id="new_person" method="post"> <input id="person_name" name="person[name]" type="text" /> <input id="contact_detail_phone_number" name="contact_detail[phone_number]" type="text" /> </form> diff --git a/guides/source/generators.md b/guides/source/generators.md index 05bf07b4c8..14f451cbc9 100644 --- a/guides/source/generators.md +++ b/guides/source/generators.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Creating and Customizing Rails Generators & Templates ===================================================== diff --git a/guides/source/getting_started.md b/guides/source/getting_started.md index 03a4703cb8..fecd006a5f 100644 --- a/guides/source/getting_started.md +++ b/guides/source/getting_started.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Getting Started with Rails ========================== @@ -174,7 +174,7 @@ of the files and folders that Rails created by default: |Rakefile|This file locates and loads tasks that can be run from the command line. The task definitions are defined throughout the components of Rails. Rather than changing Rakefile, you should add your own tasks by adding files to the lib/tasks directory of your application.| |README.rdoc|This is a brief instruction manual for your application. You should edit this file to tell others what your application does, how to set it up, and so on.| |test/|Unit tests, fixtures, and other test apparatus. These are covered in [Testing Rails Applications](testing.html).| -|tmp/|Temporary files (like cache, pid, and session files).| +|tmp/|Temporary files (like cache and pid files).| |vendor/|A place for all third-party code. In a typical Rails application this includes vendored gems.| Hello, Rails! diff --git a/guides/source/i18n.md b/guides/source/i18n.md index bd6babff41..779526d733 100644 --- a/guides/source/i18n.md +++ b/guides/source/i18n.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Rails Internationalization (I18n) API ===================================== diff --git a/guides/source/initialization.md b/guides/source/initialization.md index 0acf094f71..8fbb234698 100644 --- a/guides/source/initialization.md +++ b/guides/source/initialization.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** The Rails Initialization Process ================================ @@ -359,7 +359,7 @@ private end def create_tmp_directories - %w(cache pids sessions sockets).each do |dir_to_make| + %w(cache pids sockets).each do |dir_to_make| FileUtils.mkdir_p(File.join(Rails.root, 'tmp', dir_to_make)) end end @@ -375,13 +375,12 @@ private end ``` -This is where the first output of the Rails initialization happens. This -method creates a trap for `INT` signals, so if you `CTRL-C` the server, -it will exit the process. As we can see from the code here, it will -create the `tmp/cache`, `tmp/pids`, `tmp/sessions` and `tmp/sockets` -directories. It then calls `wrapped_app` which is responsible for -creating the Rack app, before creating and assigning an -instance of `ActiveSupport::Logger`. +This is where the first output of the Rails initialization happens. This method +creates a trap for `INT` signals, so if you `CTRL-C` the server, it will exit the +process. As we can see from the code here, it will create the `tmp/cache`, +`tmp/pids`, and `tmp/sockets` directories. It then calls `wrapped_app` which is +responsible for creating the Rack app, before creating and assigning an instance +of `ActiveSupport::Logger`. The `super` method will call `Rack::Server.start` which begins its definition like this: diff --git a/guides/source/layouts_and_rendering.md b/guides/source/layouts_and_rendering.md index c3cde49630..eb3c188d38 100644 --- a/guides/source/layouts_and_rendering.md +++ b/guides/source/layouts_and_rendering.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Layouts and Rendering in Rails ============================== @@ -255,7 +255,7 @@ extension for the layout file. #### Rendering HTML -You can send a HTML string back to the browser by using the `:html` option to +You can send an HTML string back to the browser by using the `:html` option to `render`: ```ruby diff --git a/guides/source/maintenance_policy.md b/guides/source/maintenance_policy.md index 45cdc549f7..50308f505a 100644 --- a/guides/source/maintenance_policy.md +++ b/guides/source/maintenance_policy.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Maintenance Policy for Ruby on Rails ==================================== diff --git a/guides/source/nested_model_forms.md b/guides/source/nested_model_forms.md index 44236ad239..1937369776 100644 --- a/guides/source/nested_model_forms.md +++ b/guides/source/nested_model_forms.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Rails Nested Model Forms ======================== diff --git a/guides/source/plugins.md b/guides/source/plugins.md index bd884441ac..10738320ef 100644 --- a/guides/source/plugins.md +++ b/guides/source/plugins.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** The Basics of Creating Rails Plugins ==================================== diff --git a/guides/source/profiling.md b/guides/source/profiling.md index 695b09647f..ce093f78ba 100644 --- a/guides/source/profiling.md +++ b/guides/source/profiling.md @@ -1,4 +1,4 @@ -*DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +*DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** A Guide to Profiling Rails Applications ======================================= diff --git a/guides/source/rails_application_templates.md b/guides/source/rails_application_templates.md index 0db777b9bb..b3e1874048 100644 --- a/guides/source/rails_application_templates.md +++ b/guides/source/rails_application_templates.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Rails Application Templates =========================== diff --git a/guides/source/rails_on_rack.md b/guides/source/rails_on_rack.md index bfe4ced87b..21be74beba 100644 --- a/guides/source/rails_on_rack.md +++ b/guides/source/rails_on_rack.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Rails on Rack ============= @@ -63,7 +63,6 @@ Here's how it loads the middlewares: ```ruby def middleware middlewares = [] - middlewares << [Rails::Rack::Debugger] if options[:debugger] middlewares << [::Rack::ContentLength] Hash.new(middlewares) end diff --git a/guides/source/routing.md b/guides/source/routing.md index 893cedeefc..a689e131ff 100644 --- a/guides/source/routing.md +++ b/guides/source/routing.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Rails Routing from the Outside In ================================= diff --git a/guides/source/ruby_on_rails_guides_guidelines.md b/guides/source/ruby_on_rails_guides_guidelines.md index 0ecf8a80df..1323742488 100644 --- a/guides/source/ruby_on_rails_guides_guidelines.md +++ b/guides/source/ruby_on_rails_guides_guidelines.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Ruby on Rails Guides Guidelines =============================== diff --git a/guides/source/security.md b/guides/source/security.md index e4cc79df55..e486edde31 100644 --- a/guides/source/security.md +++ b/guides/source/security.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Ruby on Rails Security Guide ============================ @@ -1029,7 +1029,6 @@ Additional Resources The security landscape shifts and it is important to keep up to date, because missing a new vulnerability can be catastrophic. You can find additional resources about (Rails) security here: -* The Ruby on Rails security project posts security news regularly: [http://www.rorsecurity.info](http://www.rorsecurity.info) * Subscribe to the Rails security [mailing list](http://groups.google.com/group/rubyonrails-security) * [Keep up to date on the other application layers](http://secunia.com/) (they have a weekly newsletter, too) * A [good security blog](http://ha.ckers.org/blog/) including the [Cross-Site scripting Cheat Sheet](http://ha.ckers.org/xss.html) diff --git a/guides/source/testing.md b/guides/source/testing.md index a685d95c19..94cfcf12b7 100644 --- a/guides/source/testing.md +++ b/guides/source/testing.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** A Guide to Testing Rails Applications ===================================== diff --git a/guides/source/upgrading_ruby_on_rails.md b/guides/source/upgrading_ruby_on_rails.md index 0b9f59bb46..d7fbe575c2 100644 --- a/guides/source/upgrading_ruby_on_rails.md +++ b/guides/source/upgrading_ruby_on_rails.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** A Guide for Upgrading Ruby on Rails =================================== @@ -53,6 +53,28 @@ Don't forget to review the difference, to see if there were any unexpected chang Upgrading from Rails 4.2 to Rails 5.0 ------------------------------------- +### Halting callback chains by returning `false` + +In Rails 4.2, when a 'before' callback returns `false` in ActiveRecord, +ActiveModel and ActiveModel::Validations, then the entire callback chain +is halted. In other words, successive 'before' callbacks are not executed, +and neither is the action wrapped in callbacks. + +In Rails 5.0, returning `false` in a callback will not have this side effect +of halting the callback chain. Instead, callback chains must be explicitly +halted by calling `throw(:abort)`. + +When you upgrade from Rails 4.2 to Rails 5.0, returning `false` in a callback +will still halt the callback chain, but you will receive a deprecation warning +about this upcoming change. + +When you are ready, you can opt into the new behavior and remove the deprecation +warning by adding the following configuration to your `config/application.rb`: + + config.active_support.halt_callback_chains_on_return_false = false + +See [#17227](https://github.com/rails/rails/pull/17227) for more details. + Upgrading from Rails 4.1 to Rails 4.2 ------------------------------------- diff --git a/guides/source/working_with_javascript_in_rails.md b/guides/source/working_with_javascript_in_rails.md index 5131f809d7..367abddcfa 100644 --- a/guides/source/working_with_javascript_in_rails.md +++ b/guides/source/working_with_javascript_in_rails.md @@ -1,4 +1,4 @@ -**DO NOT READ THIS FILE IN GITHUB, GUIDES ARE PUBLISHED IN http://guides.rubyonrails.org.** +**DO NOT READ THIS FILE ON GITHUB, GUIDES ARE PUBLISHED ON http://guides.rubyonrails.org.** Working with JavaScript in Rails ================================ |