railscasts

相关标签：javascript jquery android 多少钱 iPhone

Dynamically adding child field on form as described in Railscast 197 does not use :child_index parameter to generate html name attribute

I have an application where I 开发者_开发知识库am trying to add records as shown in the Railscast number 197.My objects are more simple, as I only have one level of Parent/child relationships:Patients[详细]

2023-04-07 19:23 分类：问答
Rails Active Admin resource problem

I recently have watched railscast 284 about active admin and wanted to implement it into my web app, however I am running into an issue when I add a resource. I get the following message every time I[详细]

2023-04-06 22:10 分类：问答
carrierwave - rails 3.1- undefined method: image_will_change

I get an error that look like this: undefined method `post_image_will_change!\' for #<Post:0xf4e9184>[详细]

2023-04-06 01:27 分类：问答
Rails HABTM checkboxes don't save to database

I am beginning Rails programming and all I want to accomplish is to have a list of check boxes from which I can choose the corresponding categories for a product.[详细]

2023-04-05 13:22 分类：问答
Javascript code just produces HTML printout, fails to render it

I\'m a newbie to RoR and am following this railscast that explains how to remove and add elements within nested forms. In my case, I\'m trying to allow users to add/remove \"items\" from a shopping \"[详细]

2023-04-04 20:19 分类：问答
How to implement simple search form to be used in conjunction with paginate?

I am following Ryan Bates\' railcasts: http://railscasts.com/episodes/37-simple-search-form in solving my issue with the search results on a page with will-paginate.[详细]

2023-04-02 13:09 分类：问答
Rails 3 - Help! Subdomains - Users Cannot Logout?

I\'ve followed the ascii cast up at http://asciicasts.com/episodes/221-subdomains-in-rails-3 I\'ve set the :domain option to :all in session stor开发者_高级运维e:[详细]

2023-04-01 20:20 分类：问答
Rails: How to link a model to an authenticated user

I want to link a model Tasks to a User properly, to make sure that only an authenticated user can access only the Tasks and dependent models that belong_to User and Task[详细]

2023-03-29 02:26 分类：问答
ROR 3 : Event Calendar

I am new to rails and i need some help working with calendar I generated a scaffold: rails g scaffold abc event_name:stringevent_date:datecontent:string[详细]

2023-03-27 21:45 分类：问答
OmniAuth for facebook

I am trying to use this railscast episode to provide authentication via twitter http://railscasts.com/episodes/开发者_运维百科235-omniauth-part-1[详细]

2023-03-26 12:08 分类：问答