ups :)
On 04.11.2012, at 15:04, Mariano Martinez Peck <[email protected]> wrote: > > > > On Sun, Nov 4, 2012 at 2:45 PM, Max Leske <[email protected]> wrote: > Only for new objects? If so, you could add an instance variable to Object and > store a timestamp. > > > Well, kind of ;) Because if you do that, your image will crash. This is > because the VM directly accesses (by offset) certain instVars of certain > classes. For example, it knows that the MethodDictionary of a class is at the > offset 2. So, if you add an instVar to Object all these offsets will be > shifted, and VM will be accessing incorrect places, and therefore, a crash :) > > > > On 03.11.2012, at 15:26, Edgar J. De Cleene <[email protected]> wrote: > >> Folks: >> >> I wish know how old a object is. >> >> Any have code for this ? >> >> Thanks in advance >> >> Edgar > > > > > -- > Mariano > http://marianopeck.wordpress.com >
