> If you want to contribute few seconds, the poll is
> on my blog, on the top of the right column.

Are we talking about

    a = 'foo'
    b = 'a + "bar"'
    eval "'yummy ' + #{b} * 2"

or about

    class A
        def initialize
            @x = "foo"
        end
    end

    A.new.instance_eval {@x}