search for: forexcasource

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2009 Apr 17
5
When is nil not false?
Can someone see what I cannot given this code? class ForexCASource def initialize(source=nil) xchg_source unless source puts "this is source = #{source} #{source.class}" puts "do we get here? why?" xchg_source(source) end >> fx = ForexCASource.new this is source = NilClass do we get here? why? TypeError: can'...