Filter out duplicate lines of tail -f
136
Turn off buffering in pipe
102631
Replace identical lines with just one line at end in Notepad++
109698
tail -f but suck in content of the file first (aka `cat -f`)
19262
Find lines from a file which are not present in another file
158360
How can I "grep" patterns across multiple lines?
80516
Return previous line of all matches
61570
Get last n lines of a file, similar to tail
105573
Filter file by line number
138668
How to tail multiple files using tail -0f in Linux/AIX
14134
How to define patterns to filter lists of replacement rules?
652
How do you remove duplicates from a list whilst preserving order?
142565
How to replace only the Nth occurrence of a pattern in a file?
46301
How to find lines matching a pattern and delete them?
116258
Count number of occurrences of a pattern on same line
14398
How to grep-inverse-match and exclude "before" and "after" lines
84894
How to find and delete duplicate files within the same directory?
22055
How to find files containing two strings in different lines