How much is it currently costing you in time to do the selection process?
Is it having a large impact on your program? Is it the part that is really
consuming the overall time? What is your concern in this area? Here is the
timing that it take so select from 10M values those that are less than a
s
Hoping for a little insight into how to make sure I have R running as
efficiently as possible.
Suppose I have a data frame, A, with n rows and m columns, where col1
is a date time stamp. Also suppose that when this data is imported
(from a csv or SQL), that the data is already sorted such that th
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