From: Eikichi On Date: 2010-03-02T23:37:01+09:00 Subject: Re: IO.popen with Threads Thank you for your reply very educational, very clear. I have tested IO#readline instead of IO#read, but once again I've got a "write" error. And I don't exactly see how to fix it. I just would like to establish a such communication (according to a given protocol) like: Parent message: Child answer: -------------- ------------ 'are u ready?' 'yes_i_am_ready' 'are u cool?' 'yes_i_am_cool' 'Hello' 'foo' 'my name is ...' 'bar' Help me please :o -- Posted via http://www.ruby-forum.com/.