Created
September 9, 2013 17:12
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Singleton Pattern in Ruby
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| module SingletonPattern | |
| def self.included(base) | |
| base.class_eval do | |
| @@instance = base.class.new | |
| def instance | |
| @@instance | |
| end | |
| private_class_method :new | |
| end | |
| end | |
| end |
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