I'm trying to find R package that helps with aggregating data from stream of data(another program is updating txt file). To be more specific(example): only reading data on change and calculating mean of last 4 instances. Do you know package that supports this kind of thing? Thanks!
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are you looking for something like using `repeat` function with condition on _system time_ to schedule a process periodically ? – parth Aug 28 '17 at 12:22
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Yes, something like that. – user38129 Aug 28 '17 at 12:26
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follow this https://stackoverflow.com/a/10070476/6779509 – parth Aug 28 '17 at 12:45