That pattern doesn't need extended regular expressions (use grep -E instead of e... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

thesmallestcat on July 4, 2017 | parent | context | favorite | on: Skip grep, use awk

That pattern doesn't need extended regular expressions (use grep -E instead of egrep though). Also `grep -v ^#` does the same thing. `sed /^#/d` is one char shorter.

vacri on July 4, 2017 [–]

> Also `grep -v ^#` does the same thing.

Depends on what you're after. 'grep ^[^#]' also gets rid of empty lines, as they don't have a first character to match.

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact