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Buy femara without prescription, This post is for the small fraction of readers of this blog that dig programming in Ruby... Order femara online, apologies to anyone else....

So, femara for order, Femara no rx required, I was fooling around with Ruby when I came up with the following trick.

Let's say you have an object that you want to be persistent across invocations of your application, femara canada. Generic femara online, A set of configuration settings, history, femara online stores, Order femara no prescription required, who knows what. You don't want to go nuts and worry about a whole database though, buy femara without prescription. There are a couple good super-light-weight transactional persistence libraries built in to Ruby, femara no online prescription, Cheap femara in usa, PStore and YAML::Store, which do the job, best price femara. Cheap femara in canada, You could them like this:

o = MyCoolObject.new
# to store it first

YAML::Store.new(".storage_for_my_app").transaction do | store |

  store['MyCoolObject'] = o

end
# .. and to retrieve it from storage, femara pharmacy online.  Femara sales, YAML::Store.new(".storage_for_my_app").transaction do | store |

  o = store['MyCoolObject']

end

You've got to remember to store it again when you're done with it of course.

I came up with a variation on this:

 Buy femara without prescription, class MyCoolObject

  def MyCoolObject.stored_in(filename, *newargs)  # class method

    YAML::Store.new(filename).transaction do | store |

      store['self'] ||= MyCoolObject.new(*newargs)

      yield store['self']

   end

  end

end

Now I can make sure everything I do with my cool object "o" is stored persistently. All I have to do is wrap my actions on "o" in a stored_in block:

MyCoolObject.stored_in(".storage_for_my_app", buy cheapest femara, Cheapest femara price, 'a', 'b') do | o |
# o is either recreated from .storage_for_my_app, buy generic femara, Cheap femara no rx, or
# created anew with args 'a' and 'b' passed to its constructor

# .. here we do stuff with o
end
# and here o is re-serialized, buy femara online australia, Femara pills, with any changes intact.

When the block opens, 'o' is either resurrected from the storage file, femara india, Femara bangkok, or created anew from *new_args if there's nothing in the file.

When the block ends, canadian pharmacy femara, Femara online pharmacy, any changes to 'o' are stored there.

As long as you keep all your interaction with the object inside stored_in blocks, order no rx femara, Purchase femara online, you're golden. You get persistence, buy femara without prescription.

Note that 'o' can hold other objects in its instance variables, find femara without prescription, Cheap femara in uk, which can hold other objects, and so on -- anything in there that's serializable can be stored this way, cheap femara overnight delivery. Cheap femara in canada, So you can use this to persist a whole pile of objects in one file as long as they all live in a single object which has a stored_in class method.

I thought this would be cool functionality to include in a module, cheap femara, Buy femara, whereupon I learned that in Ruby, a module's "class methods" are not added to a class when you include a module in it, femara online without prescription. Buy cheapest femara online, (I guess because a module isn't a class and so it doesn't really technically have "class methods"...) but you can get the same effect using a tiny bit of trickery with the "included" method of the Module class.

Here's a module you can use to give any class these kind of storage abilities:



require 'yaml/store'
module StoredInFile

  def self.included(base)

   def base.stored_in(path, femara bangkok, Femara online stores, *args)

     YAML::Store.new(path).transaction do | store |

       store['self'] ||= self.new(*args)

       yield store['self']

     end

    end

  end

end

You use it like this:



class MyCoolObject

include StoredInFile
# other class stuff goes here
end

And that's it.

UPDATE:

Stupid Wordpress makes including code in a page really hard... keeps eating my formatting. I think I've got it.., cheap femara without prescription. Find cheap femara. Cheap femara from uk. Femara online. Canadian pharmacy femara.

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