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Remove duplicated lines from text file. $ awk '!seen[$0]++' allIds #duplicate #lines #remove #awk

Filter #blank #lines from a #fasta file using sed. $ sed '/^$/d' finalSample.fa > finalSample_filtered.fa #Linux #Filter #FASTA #SED

Extract ten lines below matched string with grep: grep -A 10 "string" filename1 ; -B for above and -C for both #grep #Linux #Tricks #Lines #Matches