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Mar 31, 2016 at 18:39 history edited John1024 CC BY-SA 3.0
added 83 characters in body
S Mar 31, 2016 at 17:57 history suggested Fatemeh CC BY-SA 3.0
added: a[$1]=$2 means saving second column indexed based on the first column (of file2)
Mar 31, 2016 at 17:52 review Suggested edits
S Mar 31, 2016 at 17:57
Oct 8, 2014 at 4:48 history edited John1024 CC BY-SA 3.0
added 844 characters in body
Oct 8, 2014 at 4:41 history answered John1024 CC BY-SA 3.0