arr = ("0".."99999").sort{ rand(3) -1 } # shuffle-hack
arr.each do | item |
while item.length < 5
item.insert(0, '0')
# puts item # Wanna see 100,000 numbers with leading zeros?
end
end
# == EOF ==
I want to put all these numbers in a table, each one a new row. Is it
possible to do this in a migration? I've been trying but I get a...
rake db:migrate...
Uninitialized constant Fillkeys::Key
error. (I'm putting the code in a migration, and replacing the #puts
line with
class Fillkeys < ActiveRecord::Migration
class Key < ActiveRecord::Base; end
def self.up
arr = ('00000'..'99999').sort_by { rand }
arr.each do |item|
Key.create!(:key => item)
end
end
end
arr.each do | item |
while item.length < 5
item.insert(0, '0')
# puts item # Wanna see 100,000 numbers with leading zeros?
end
end
# == EOF ==
I want to put all these numbers in a table, each one a new row. Is it
possible to do this in a migration? I've been trying but I get a...
rake db:migrate...
Uninitialized constant Fillkeys::Key
You do have a Key model in app/models/key.rb, right?
Better is to have a minimal Key model defined right inside the migration class itself.
error. (I'm putting the code in a migration, and replacing the #puts
line with