“This is really more of a simple pleasure and a monitoring tool that helps you see what's going on after the fact. Logwatch monitors your logfiles and when configured sends you a daily email with the information parsed very nicely. The output is quite entertaining to watch and you'll be surprised at…”— Cody Littlewood, codelitt.com
“I thought Elm was a pure, functional language, but this is one hell of a side effect.”— Mike Anderson, mkndrsn.com
“Say you have a text file, like a web server log, and a certain value that appears on some lines, such as an acct_id parameter that is present in the URL. If you want a tally of how many requests for each acct_id: cat access.log | egrep -o 'acct_id=[0-9]+' | cut -d= -f2 | sort | uniq -c | sort -rn”— Joshua Levy, github.com