search for: sortedlist

I am having a problem with ruby''s sort_by function. I want to sort a list of parent model objects based on the children of the parent models. Normally you might say sortedList = modelList.sort_by { |model| model[''someAttribute''] } What I am tring to do is sortedList = modelList.sort_by{ |model| model.children.find(:first, order=>"price desc" ).price} This doesn''t seem to have an effect on the list returned. Does anyone here...

...rror getting security descriptor I can also see the keys under HKEY_CLASSES_ROOT HKEY_CLASSES_ROOT> list <snip> K System.Collections.CaseInsensitiveComparer K System.Collections.CaseInsensitiveHashCodeProvider K System.Collections.Hashtable K System.Collections.Queue K System.Collections.SortedList K System.Collections.Stack K System.ContextMarshalException <snip> Problem is when I want to go to another key, in this case I want to read, as I said before, HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall HKEY_CLASSES_ROOT> predef HKEY_LOCAL_MACHINE HKEY_CLASSES_...