grep Examples and Free Source Code

Prevent grep returning an error when input doesn't match...

bash grep

What is the point of "grep -q"...

linux bash grep gnu

Count unique visits (by IP) from apache logs...

awk grep

Using grep from python console...

python grep pipe ipython

Grep for a string that ends with specific character...

regex bash grep

Is there something like a "CSS selector" or XPath grep?...

html xml grep selector findinfiles

Recursively find hexadecimal bytes in binary files...

bash macos grep find

How to find patterns across multiple lines using grep?...

regex grep

Grep column value in same line and print line...

bash awk grep

Can't capture output of find + grep in Bash...

bash shell grep

Using grep or other tools for searching a large CSV file...

linux bash csv awk grep

"grep: invalid option -- P" error when doing regex in bash script...

bash macos grep

Bash command to parse .env file contains equal (=) sign in values...

bash sed grep environment-variables

grep command to find the presence of either quote(") or apostrophe(') in the xml tag value ...

regex xml command-line grep

How to search and copy surrounding text?...

shell search grep full-text-search

Merge multi-line cell in double quotes...

regex awk sed grep

Generating a sorted list of three to five letter words...

bash unix terminal grep pipe

How can I escape single quotes in Bash/Grep?...

linux bash escaping grep

Grep for specific code block...

regex linux grep

Count total number of occurrences through all the lines through all the files in a given branch of g...

bash git shell awk grep

How to create a "variable" group (for future reference via \n) in extended grep regex type...

regex grep find

More than 6 characters string repeated...

python awk sed grep

Parse IP and Download-Total from mikrotik...

regex sed grep

grep's output is split by colon when being saved into array...

bash grep windows-subsystem-for-linux text-parsing

I want to display lines that contain a single bracket either its opening or closing...

linux unix grep

How to use regex OR in grep in Cygwin?...

regex cygwin grep

Extract N lines with no duplicate strings from either of the two first columns...

bash awk sed grep text-processing

Extract Regex Capture Group in Script...

sed grep csh

Find and return blocks of lines containing a string...

bash shell sed grep

How can I select certain elements from a Perl array?...

regex perl grep