sort_text_files.txt

sort *.txt | uniq > all_acc.txt
sort *.txt | uniq -u > all_acc.txt
sort *.txt | sort -u > all_acc.txt
sort *.txt | uniq -u > all_acc.txt | awk '!a[$0]++' all_acc.txt
sort -u all_acc.txt > all_accounts.txt
sort *.txt > all_acc.txt
perl -ne 'print unless $dup{$_}++;' all_acc.txt all_accounts.txt
perl -ne 'print unless $dup{$_}++;' all_acc.txt > all_accounts.txt
perl -ne 'print unless $dup{$_}++;' all_accounts.txt > all.txt
<input nl | sort -k 2 -u | sort -k 1n | cut -f 2- >output
<all_acc.txt nl | sort -k 2 -u | sort -k 1n | cut -f 2- >output.txt
awk '!seen[$0]++' all_acc.txt >all.txt
awk '!seen[$0]++' all_acc.txt > all.txt
sort all_acc.txt | uniq > all.txt
awk '{sub(/[[:space:]]+$/,"");} !A[$0]++' all_acc.txt 
awk '{sub(/[[:space:]]+$/,"");} !A[$0]++' all_acc.txt > all.txt
sort all.txt | uniq |sponge all.txt
sort *.txt > all_acc.txt
sort all_acc.txt | uniq > all.txt
split -l 120 all.txt 
sort -u *.txt
sort -u *.txt > all_accounts.txt
split -l 140 all.txt 
sort *.txt | uniq > all.txt