Is it possible to use tail and grep in combination?
70122
How to 'grep' a continuous stream?
27083
tail -f, but with line numbers
71912
How to return both file name and line number with find ... -exec grep?
52920
Can grep return true/false or are there alternative methods
3196
How to use "grep" command to find text including subdirectories
8660
Output to stdout and at the same time grep into a file
69754
How to display line number while doing grep on a file
158024
How to run grep on a single column?
156045
How do I grep for lines containing either of two words, but not both?
106655
Grep: The asterisk (*) doesn't always work
41139
Modifying the search result of grep
6867
How to use grep output as a path for cd?
100327
How do I tail a log file and keep tailing it when the latest one changes date?
92452
Why does piping `mysql` to 'tail' change the output format?
61840
Grep of many keywords over many files: speeding it up
102447
grep without showing path/file:line
61570
Get last n lines of a file, similar to tail