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minikermit/default_value

Created August 17, 2010 22:21
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default_value
A common idiom is to use || to assign a value to a variable only if that variable isn't already set. This can be written as:
1. @variable = @variable || "default value"
@variable = @variable || "default value"
or, more idiomatically, as:
1. @variable ||= "default value"
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