grep -v -f alternative
74073
How to (Memory Limited) > grep -F -f file_A file_B >> output.txt
85682
omit filenames in grep
78692
Excluding grep from process list
111322
How to grep a text file which contains some binary data?
106427
grep egrep multiple-strings
126833
Is there any alternative to grep's -A -B -C switches (to print few lines before and after )?
140418
How does grep work?
12219
grep files from list
71826
How do I grep for multiple patterns with pattern having a pipe character?
6434
grep a file, but show several surrounding lines?
150775
Grep for literal strings
48355
Grep values from nethog and netperf
109401
Do you have any useful awk and grep scripts for parsing apache logs?
83564
How to grep lines which does not begin with "#" or ";"?
99629
How to combine two grep statements and display their results together?
111843
How do I grep for all non-ASCII characters?
23494
How to make  grep display only the matching regexp?