outofthelines Bookmarks zu ruby on rails

Railscasts - Cropping Images

http://railscasts.com/episodes/182-cropping-images

Present a slick user interface for cropping image attachments using Jcrop and Paperclip.

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Railscasts - 7 Security Tips

http://railscasts.com/episodes/178-seven-security-...

Security is important! Here I show seven different security flaws which are common to Rails applications ranging from mass assignment to CSRF protection.

railscasts ruby on rails rails security

Nested Model Form Part 1

http://railscasts.com/episodes/196-nested-model-fo...

Handling multiple models in a single form is much easier with the accepts_nested_attributes_for method. See how to use this method to handle nested model fields.

ruby on rails rails model form

Railscasts - Dynamic Layouts

http://railscasts.com/episodes/125-dynamic-layouts

Discover how to dynamically change the layout using content in the database

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Polymorphic Association

http://railscasts.com/episodes/154-polymorphic-ass...

Polymorphic associations can be perplexing. In this episode I show you how to set it up in Active Record and then move to the controller and view layer.

rails ruby on rails railscasts polymorph