Python-URL! - weekly Python news and links (Apr 30)

[Roger Upole]

"Cameron Laird" <claird at lairds.us> wrote in message news:961ig4-hti.ln1 at lairds.us...
> In article <1177963548_23061 at sp12lax.superfeed.net>,
> Roger Upole <rupole at hotmail.com> wrote:
>>Cameron Laird wrote:
>>> QOTW:  "That is just as feasible as passing a cruise ship through a phone
>>> line." - Carsten Haese, on transporting a COM object across a network.
>>> Less vividly but more formally, as he notes, "A COM object represents a
>>> connection to a service or executable that is running on one computer.
>>> Transferring that connection to another computer is impossible."
>>>
>>
>>While this is indeed a nice turn of phrase, in substance it's incorrect.
>>You can marshal a live COM object and unmarshal it on a different
>>machine.
> .
> .
> .
> ... but the *references* in that object are unlikely to be
> meaningful on the second machine (or, in many cases, on the
> original machine, if at a sufficiently later time).

In practice, you can marshal and unmarshal an object as complex
as Excel.Application which contains references to literally hundreds
of objects.

        Roger



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