datamapper

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Determine responsibility of saving settings (controller, services and mappers)

EDIT: Because I was to late with awarding the initial bounty of 300 to @arcain I\'m reopening. And awarding the additional 150 to @arcain. Unless of course somebody provides even a better answer. :)[详细]

2023-02-05 08:22 分类：问答
Should Data Mapper reference Domain Model?

Hey guys. I\'m reading Martin Fowler\'s PoEA. Data Mapper pattern is working with Domain objects in this way:[详细]

2023-02-04 16:03 分类：问答
DataMapper => One-to-Many filter

class Task include DataMapper::Resource has 1, :list, :through => Resource end class List include DataMapper::Resource[详细]

2023-02-04 08:01 分类：问答
Get DataMapper Model Properties

Is there a way to get the properties of a model with DataMapper? For example: require \'rubygems\' require \'datamapper\'[详细]

2023-02-04 02:39 分类：问答
what is a good schema design for a loan origination system?

I am designing a loan origination system which would allow it\'s users to cre开发者_如何学JAVAate loans, draw repayment schedule of the loan depending on the loan product parameters. I should also be[详细]

2023-02-03 20:53 分类：问答
Error when installing dm-mysql-adapter

I am very new to Ruby . I installed DataMapper and I am trying to install dm-mysql-adapter-1.0.2 gem . But when I try to install , I get the below error . I am using ubuntu OS .[详细]

2023-02-03 12:25 分类：问答
Using a different database user for a single request in DataMapper

I\'m working on a Rails 3 application that makes calls to a legacy database that has a very rigid permissions structure. Record visibility is set per database user, so when vi开发者_开发技巧ewing rest[详细]

2023-02-03 09:58 分类：问答
Maintaining DataMapper Ordered Many to Many Association

I have a DataMapper many to many relationship, friends, that needs to be kept in the order. Whats the best way to maintain the order? I placed an order property[详细]

2023-02-01 05:38 分类：问答
install dm-sqlite-adapter error on Ubuntu

I\'m installing data-mapper on ubuntu but I get an error while issuing the: sudo gem install dm-sqlite-adapter[详细]

2023-01-31 23:06 分类：问答
nested forms for 2 models in rails using dm-accepts_nested_attributes and dm-is-tree

I have two models: Post and Image in a forum application where Posts are arranged in parent-child format using dm-is-tree. Up this point, the images had been part of the Post model. As the Post model[详细]

2023-01-31 18:17 分类：问答