From: Roger Pack <rogerpack2005@...>
Date: 2010-08-02T23:01:28+09:00
Subject: IO.popen

I assume the doc's are "just wrong" when they say you can access an
IO.popen with any mode you'd like?

http://ruby-doc.org/core/classes/IO.html#M002242

>> IO.popen("gocr", "rw")
ArgumentError: invalid access mode rw

Is this expected?
-r
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