has-one

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Can't access child's parent through has_one

I have a confusing problem here. I have two models, with a has_one relationship.I have a form that uses fields_for to create the child instance.However, when I try and access the parent from the child[详细]

2023-02-03 06:02 分类：问答
How to get HABTM associated data using hasOne binding

I am following example documented at http://book.cakephp.org/view/83/hasAndBelongsToMany-HABTM I am trying to retrieve associated data using hasOne.[详细]

2023-02-01 17:23 分类：问答
How do I find a child's parent through a has_one association in Rails3?

Say I have the following models: class Parent < ActiveRecord::Base has_one :child end class Child < ActiveRecord::Base[详细]

2023-02-01 09:14 分类：问答
Saving hasOne with HABTM in CakePHP

This problem occurred when I added a hasOne relationship to one of the habtm models. categories_posts now do not save anything in the database. I did before.[详细]

2023-01-28 06:27 分类：问答
groups and sub groups in rails model

I need to be开发者_运维技巧 able to have groups and unlimited number of subgroups under that group, and subgroups under that subgroup, etc...[详细]

2023-01-24 05:35 分类：问答
hasMany reduced to hasOne in CakePHP

Basically I have following models in CakePHP: User(id, username) Photo(id, user_id, path) 开发者_开发技巧I have set up following relation: User hasMany Photo.[详细]

2023-01-23 01:54 分类：问答
How do I update a :has_one value through link_to_remote?

I want to be able to change value for the :status_contact for the model Contact (has_one :status_contact[详细]

2023-01-18 01:15 分类：问答
belongs_to has_one structure

I have an application which has the following characteristics There are Clubs Each Club has Teams Each Team has Players[详细]

2023-01-12 16:56 分类：问答
Rails 3 has_one routing

I have two classes: class User < ActiveRecord::Base :has_one :foo end class Foo < ActiveRecord::Base[详细]

2023-01-08 21:39 分类：问答
ActiveRecord relations when model has both one and many of the same model

My data resembles this: class Team < ActiveRecord::Base has_many :persons has_one :leader end class Person < ActiveRecord::Base[详细]

2023-01-07 22:05 分类：问答