Ohhh... nice... shiny... That is much easier to remember. Thanks Andres.
cheers -ben On Tue, Sep 6, 2016 at 5:21 AM, Andres Valloud <[email protected]> wrote: > So why doesn't two-way become: help, e.g. > > ClassOfObjectsThatMustDie allInstances first become: String new > > As soon as that do-it unwinds there won't be any references to what the new > string became (the new string wasn't referenced further), so... > > > On 9/5/16 8:50 , Ben Coman wrote: >> >> Sometimes its *really* hard to kill some objects. It seems that >> inspecting a list of pointersTo creates additional hanging references. >> This was frustrating me just now, so I finally hacked a way forward. >> Sharing it in case its useful to others, and also I can find it again >> searching the list. This needs to run for each object. >> >> Smalltalk garbageCollect. >> target := ClassOfObjectsThatMustDie allInstances first. >> SystemNavigation default allObjectsDo: [ :e | >> (e isKindOf: Association) ifTrue: [ e value = target ifTrue: [ e >> value: nil ] ]. >> (e isKindOf: Array) ifTrue: [ 1 to: e size do: [ :i | (e at: i) = >> target ifTrue: [ e at: i put: nil ] ] ] >> ]. >> target := nil. >> Smalltalk garbageCollect. >> >> cheers -ben >> >> >
