Boolean Values

SaaS - 3.1 - Ruby 101 - Armando Fox, UC Berkeley
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Videos About: Boolean Values
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00:20 - Technically not everything is an object, but almost everything is. See David Black's explanation, which is linked to below.

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00:37 - This is also called "Duck Typing"

05:59 - See the link for what he means by "Pass By Reference"

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07:20 - Here is a video on the Raise method.

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09:14 - Rubular.com

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