Grep versus Awk: How do the search mechanisms differ
140418
How does grep work?
3196
How to use "grep" command to find text including subdirectories
20911
Grep word boundaries
106655
Grep: The asterisk (*) doesn't always work
69991
How do I use grep to search for the string "-1"
137823
Awk: compare two files
2971
Search for text files where two different words exist (any order, any line)
109401
Do you have any useful awk and grep scripts for parsing apache logs?
127623
Can I use grep matches to execute command?
50383
How can I search for a multiline pattern in a file?
150490
Using grep to find a string
29484
How does searching a file (locate) or autocompletion work?
154306
Are unix[-like] programs capable of determing where their output is going?
75288
When to use grep, less, awk, sed
23506
Why doesn't grep using pipe work here?
36905
Convince grep to output all lines, not just those with matches
74038
How do I grep for multiple patterns on multiple lines?