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Thanks. I've read all links and I think I would like to see more hands-on code regarding to how this is done in the systems (like Smalltalk) itself.

• 7373737373 6y ago
  There are two types of languages which use encapsulation: those who use it merely as the main syntactic model (C++, Smalltalk, Java, Python) and those who actually enforce it by managing memory access during runtime (E, Erlang). The following might be intuitive https://raw.githubusercontent.com/erights/uploaded-papers/master/ocap-virtual-env.pdf https://raw.githubusercontent.com/erights/uploaded-papers/ma...