Ruby: Destructors?

Question

I need to occasionaly create images with rmagick in a cache dir.

To then get rid of them fast, without loosing them for the view, I want to delete the image-files wh

Answer 1

Ruby has ObjectSpace.define_finalizer to set finalizers on objects, but its use isn't exactly encouraged and it's rather limited (e.g. the finalizer can't refer to the object it is set for or else the finalizer will render the object ineligible for garbage collection).