datamapper

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can't dump hash with default proc in Sinatra [duplicate]

This question already has answers here: Closed 11 years ago. Possible Duplicate: Having difficulty accessing validation errors in Sinatra[详细]

2023-03-17 19:10 分类：问答
Declare :child_key for has_many associations in factory_girl (datamapper)

I use datamapper and postgres for my ror application, in my models i have such associations: #/models/account.rb[详细]

2023-03-17 16:46 分类：问答
DataMapper first_or_create doesn't work... any ideas why?

Well, I\'ve finally decided that I\'m not crazy.So, that leaves DataMapper. Here\'s what I\'m doing.I have a model Msrun which has 1 Metric.[详细]

2023-03-17 16:23 分类：问答
Cannot find the child_model - rescue in child_model

I\'m getting the below error with the following models. I\'m at a loss as to why.Any help is greatly appreciated.[详细]

2023-03-17 14:41 分类：问答
LoadError: no such file to load -- dm-sqlite-adapter

I\'m starting my first Sinatra App and I\'m trying to use DataMapper. Everything is in the very early stages, as I can\'t get it to actually create the DB. I get \"LoadError: no such file to load -- d[详细]

2023-03-17 14:32 分类：问答
Sinatra and DataMapper Association

I want to make a blog application in Sinatra and DataMapper, my main application file is like this. %w[rubygems sinatra data_mapper].each{ |r| require r }[详细]

2023-03-16 10:52 分类：问答
Heroku and Datamapper problems

I can launch a basic app on Heroku, displaying a message with get \'/\'... works just fine.However, whenever I try to add sqlite wit开发者_JAVA百科h datamapper, the thing breaks down.[详细]

2023-03-15 07:53 分类：问答
Ruby Problem with DataMapper "DataObjects::URI.new with arguments is deprecated..."

When I initialize a string in datamapper 1.1.0 DataMapper.setup (:default, \"sqlite://#{ Dir.pwd}/base.db\")[详细]

2023-03-15 07:17 分类：问答
What is most common solution to resolve data mapper for a domain object

G\'day, I\'ve tried to do a search on a subject but couldn\'t find anything, at least yet. I have a 3 domain objects that implement interface IEntity. I\'d like to build a generic data mapper layer t[详细]

2023-03-15 05:27 分类：问答
Datamapper - best practices for pre-loading data

I\'m writing a web app using Ruby/Sinatra and Datamapper. I have some tables that I want to preload data into. Is there a best practice for that? E.g. I have a table called references[详细]

2023-03-14 21:28 分类：问答