rails-models
How to setup default attributes in a ruby model
I have a model User and when I create one, I want to pragmatically setup some API keys and what not, specifically:[详细]
2022-12-31 02:05 分类：问答Why is my model firing the validation at the wrong time?
In my edit action of my employees_controller I have this line of code: #Employee#edit 69: if @employee.user.person.addresses.length == 0[详细]
2022-12-29 10:38 分类：问答In Rails, how should I implement a Status field for a Tasks app - integer or enum?
For a Rails 3.0 Todo app, I have a Tasks model with a Status field. What\'s the best way to store the Status field data (field type) and still display a human-readable version in a view (HTML table)?[详细]
2022-12-27 15:51 分类：问答Ruby On Rails - How to get the Object Method Caller
Let me explain my problem: I have 2 models: class User < AR::Base has_many :contacts end class Contact < AR::Base[详细]
2022-12-19 02:18 分类：问答Importing redefined SQL data from old app to new one
I\'ve nearly finished rewriting (with some new features) my Symfony (left a bit bad taste in mounth) application into Rails. There is some amount of data which I need to import from my old application[详细]
2022-12-17 19:22 分类：问答Rails has_one :through association
Rails has a has_one :through association that helps set up a one-to-one association with a third model by going through a second model. What is the real use of that besides making a开发者_Python百科 s[详细]
2022-12-17 13:46 分类：问答
![Interactive visualization of a graph in python [closed]](https://www.devze.com/res/2023/04-10/09/92d32fe8c0d22fb96bd6f6e8b7d1f457.gif)
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