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I need to write a linux command to calculate the number of times an item shows...

I need to write a linux command to calculate the number of times an item shows up in column 1 within a certain date range, 1/1/2017 0:00 to 12/31/2017 24:00. So how many times it shows up in column one withing the year 2017. the dates given are the formatted version of the CSV file.  

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Answer #1

Linux command;

awk -F ","  '{print $1}' '"2017.01.01 00:00:00" < $1 && $1 <= "2017.12.31 24:00:00"' file.csv
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