Take the String#=~ function for instance. It will return the index of the first match if the match is found, which, as a Fixnum will always act as true in boolean environments. If the match isn\'t fou
I just want to use Null Object Design Pattern, but I found I can inherit from NilClass. I can write a method \"nil?\" and return false but what if user write code below
This question already has answers here: Closed 12 years ago. Possible Duplicates: Check if Ruby object is a Boolean
Is there any standard way to avoid truthiness in Ruby, or would I need to roll my own solution, such as
I have a weird problem, and I don\'t know if this is the default behaviour of .Net DataGridView inside a GroupBox/TabControl.
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