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Test whether a Ruby class is a subclass of another class
... it's a method. 2. Because < only checks for a subclass, and <= also includes self.
– superluminary
Nov 28 '13 at 12:03
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How to implement has_many :through relationships with Mongoid and mongodb?
...an array of 'foreign' keys on either side. For example:
class Physician
include Mongoid::Document
has_and_belongs_to_many :patients
end
class Patient
include Mongoid::Document
has_and_belongs_to_many :physicians
end
In other words you would eliminate the join table and it would have a si...
Bash, no-arguments warning, and case decisions
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Extending the User model with custom fields in Django
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Change Placeholder Text using jQuery
I am using a jQuery placeholder plugin(https://github.com/danielstocks/jQuery-Placeholder). I need to change the placeholder text with the change in dropdown menu. But it is not changing. Here is the code:
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Can you get DB username, pw, database name in Rails?
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How do I determine the target architecture of static library (.a) on Mac OS X?
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