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require 'active_support/testing/time_helpers' | |
# the class below could have any name | |
class Tempo | |
include ActiveSupport::Testing::TimeHelpers | |
end | |
# any desidered date | |
desired_date = Date.today - 2.days |
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class AddFieldsToDelayedJobs < ActiveRecord::Migration | |
def change | |
add_column :delayed_jobs, :signature, :string | |
add_column :delayed_jobs, :args, :text | |
end | |
end |
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#first we create a subclass of class string | |
class MyString < String | |
end | |
MyString.new | |
# => "" | |
#now we are going to override this method by some Ruby magic | |
MyString.class_eval do | |
def empty? |