Comments on: already initialized constant in fixtures http://www.fromdelhi.com/2006/08/21/already-initialized-constant-in-fixtures/ Every.Dog has_a :blog Wed, 08 Feb 2012 01:56:05 +0000 http://wordpress.org/?v=2.6.3 By: Anthony Eden http://www.fromdelhi.com/2006/08/21/already-initialized-constant-in-fixtures/#comment-2965 Anthony Eden Thu, 08 Mar 2007 16:56:29 +0000 http://www.fromdelhi.com/2006/08/21/already-initialized-constant-in-fixtures/#comment-2965 How about: SALT ||= "nacl" Works great in irb. How about:

SALT ||= “nacl”

Works great in irb.

]]> By: Sheldon Hearn http://www.fromdelhi.com/2006/08/21/already-initialized-constant-in-fixtures/#comment-819 Sheldon Hearn Mon, 21 Aug 2006 20:05:48 +0000 http://www.fromdelhi.com/2006/08/21/already-initialized-constant-in-fixtures/#comment-819 This is a common idiom from other areas of your application too, like controllers and models: SALT = "nacl".freeze unless const_defined? "SALT" Note the freeze. The constantness of an object just prevents replacement of that object with another. Freezing the object ensures its attributes can't be changed. This is a common idiom from other areas of your application too, like controllers and models:

SALT = “nacl”.freeze unless const_defined? “SALT”

Note the freeze. The constantness of an object just prevents replacement of that object with another. Freezing the object ensures its attributes can’t be changed.

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