negative-lookbehind

python regex with differing length "or" in look-behind Question: I have many logs with commands in it. I filtered all logs with “useradd” in them, but now I want to dicard some false positives: … /etc/default/useradd … … …/man8/useradd … The problem is that I want to see lines with false positive AND real command …

Regex Negative Lookbehind works in PCRE but not in Python Question: The pattern (?<!(asp|php|jsp))?.* works in PCRE, but it doesn’t work in Python. So what can I do to get this regex working in Python? (Python 2.7) Asked By: Matt Elson || Source Answers: It works perfectly fine for me. Are you maybe using it …