I'm not native english speaker so I hope to be clear. I know about grep -C 2 "TARGET" inputfile to select 2 rows before and after the row of the TARGET, but I'm not able to use it to manage my ...
Using sed, how to print all lines where the birthdays are in November or December? Assuming input file name "datebook" as follows: Steve Blenheim:238-923-7366:95 Latham Lane, Easton, PA ...
Using egrep, how can I print all lines where last names start with K or k? Jennifer Cowan:548-834-2348:583 Laurel Ave., Kingsville, TX 83745:10/1/35:58900 Lesley Kirstin:408-456-1234:4 Harvard ...
I need to get a list of all the email addresses from a file. I was trying to use grep @ filename but that returns the entire line. Is there anyway I can get it to return only the email address ...