What's new inRuby on Rails 4

A RoR 4 press review

@silviorelli

Spoiler Alert!

http://bit.ly/rails4flor

Rails queue

http://reefpoints.dockyard.com/ruby/2012/06/25/rails-4-sneak-peek-queueing.html

Rails queue

http://reefpoints.dockyard.com/ruby/2012/06/25/rails-4-sneak-peek-queueing.html

Rails queue

http://reefpoints.dockyard.com/ruby/2012/06/25/rails-4-sneak-peek-queueing.html

#WTF

Asynchronous Action Mailer

http://reefpoints.dockyard.com/ruby/2012/06/26/rails-4-sneak-peek-async-actionmailer.html

Asynchronous Action Mailer

http://reefpoints.dockyard.com/ruby/2012/06/26/rails-4-sneak-peek-async-actionmailer.html

Barebone models

http://blog.plataformatec.com.br/2012/03/barebone-models-to-use-with-actionpack-in-rails-4-0/http://blog.remarkablelabs.com/2012/12/activemodel-model-rails-4-countdown-to-2013

Barebone models

http://blog.plataformatec.com.br/2012/03/barebone-models-to-use-with-actionpack-in-rails-4-0/http://blog.remarkablelabs.com/2012/12/activemodel-model-rails-4-countdown-to-2013

Http patch method

http://weblog.rubyonrails.org/2012/2/25/edge-rails-patch-is-the-new-primary-http-method-for-updates/

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Http patch method

http://weblog.rubyonrails.org/2012/2/25/edge-rails-patch-is-the-new-primary-http-method-for-updates/

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Http patch method

http://weblog.rubyonrails.org/2012/2/25/edge-rails-patch-is-the-new-primary-http-method-for-updates/

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Http patch method

http://weblog.rubyonrails.org/2012/2/25/edge-rails-patch-is-the-new-primary-http-method-for-updates/

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Custom flash types

https://github.com/oscardelben/words-about-code/blob/master/2012/07/rails-edge-custom-flash-types.md

Flushing content blocks

http://blog.plataformatec.com.br/2012/07/flushing-content-blocks-with-rails-4/

Live Streaming

http://tenderlovemaking.com/2012/07/30/is-it-live.html

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Live Streaming

http://tenderlovemaking.com/2012/07/30/is-it-live.html

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Live Streaming

http://tenderlovemaking.com/2012/07/30/is-it-live.html

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Live Streaming

http://blog.phusion.nl/2012/08/03/why-rails-4-live-streaming-is-a-big-deal/

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Live Streaming

http://blog.phusion.nl/2012/08/03/why-rails-4-live-streaming-is-a-big-deal/

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Routing Concerns

https://twitter.com/rails/status/235175818471555074https://github.com/rails/routing_concerns

Routing Concerns

https://twitter.com/rails/status/235175818471555074https://github.com/rails/routing_concerns

Multiple routes files

https://github.com/oscardelben/words-about-code/blob/master/2012/04/rails-edge-multiple-route-files.md

PostgreSQL array support

https://github.com/rails/rails/pull/7547http://reefpoints.dockyard.com/ruby/2012/09/18/rails-4-sneak-peek-postgresql-array-support.html

PostgreSQL array support

https://github.com/rails/rails/pull/7547http://reefpoints.dockyard.com/ruby/2012/09/18/rails-4-sneak-peek-postgresql-array-support.html

Strong Parameters

https://github.com/rails/strong_parametershttp://blog.remarkablelabs.com/2012/12/strong-parameters-rails-4-countdown-to-2013

http://railscasts.com/episodes/371-strong-parameters

Strong Parameters

https://github.com/rails/strong_parametershttp://blog.remarkablelabs.com/2012/12/strong-parameters-rails-4-countdown-to-2013

http://railscasts.com/episodes/371-strong-parameters

Turbolinks

https://github.com/rails/turbolinks

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Turbolinks

http://railscasts.com/episodes/390-turbolinkshttps://github.com/kossnocorp/jquery.turbolinks

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Turbolinks

http://railscasts.com/episodes/390-turbolinkshttps://github.com/kossnocorp/jquery.turbolinks

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Page and Action caching

https://twitter.com/rails/status/253916039283355648

Cache Digest

https://github.com/rails/cache_digestshttps://speakerdeck.com/bostonrb/what-to-expect-in-rails-4-dot-0

Cache Digest

https://github.com/rails/cache_digestshttps://speakerdeck.com/bostonrb/what-to-expect-in-rails-4-dot-0

Controller-Wide ETags

http://blog.remarkablelabs.com/2012/12/generate-controller-wide-etags-rails-4-countdown-to-2013

Asset pipeline improvements

http://yetimedia.tumblr.com/post/33320732456/moving-forward-with-the-rails-asset-pipeline

Where.not

https://twitter.com/a_matsuda/status/276901457624711168https://github.com/amatsuda/rails/commit/de75af7

Where.not

https://twitter.com/a_matsuda/status/276901457624711168https://github.com/amatsuda/rails/commit/de75af7

Rename all action callbacks

https://twitter.com/rails/status/277121523649740800https://github.com/rails/rails/commit/9d62e04838f01f5589fa50b0baa480d60c815e2c

Rename all action callbacks

https://twitter.com/rails/status/277121523649740800https://github.com/rails/rails/commit/9d62e04838f01f5589fa50b0baa480d60c815e2c

Default index page

https://github.com/rails/rails/pull/8468

Chainable relation.none

https://speakerdeck.com/bostonrb/what-to-expect-in-rails-4-dot-0http://www.youtube.com/watch?v=z6YgD6tVPQs#!

Relation.___!

https://speakerdeck.com/bostonrb/what-to-expect-in-rails-4-dot-0http://www.youtube.com/watch?v=z6YgD6tVPQs#!

HTML5 Form Input Helpers

http://blog.remarkablelabs.com/2012/12/new-html5-form-input-helpers-rails-4-countdown-to-2013

HTML5 Form Input Helpers

http://blog.remarkablelabs.com/2012/12/new-html5-form-input-helpers-rails-4-countdown-to-2013

Models Concerns

http://37signals.com/svn/posts/3372-put-chubby-models-on-a-diet-with-concerns

Banned!

http://blog.remarkablelabs.com/2012/12/rails-4-requires-at-least-ruby-1-9-3-rails-4-countdown-to-2013http://www.ihid.co.uk/blog/rails-update_attribute-is-deprecated-from-3-2-7

http://edgeguides.rubyonrails.org/upgrading_ruby_on_rails.html#upgrading-from-rails-3-2-to-rails-4-0-vendor-plugins

Mindnode

http://blog.wyeworks.com/2012/9/20/rails-4-in-a-mindnode/

Creating and Deploying Rails 4 to Heroku

https://gist.github.com/3025502

Thanks!

Silvio Relli

Rails Ninja @