Tutorials are from our weekly Meetup sessions.
Advanced Regular Expressions (PCRE)
Go beyond the basics with PCRE pattern matching. Master lookaheads, lookbehinds, named capture groups, regex subroutines, POSIX classes, and every modifier. Learn to build patterns that actually work in the real world, and see how regex fits into modern AI workflows.
Heads up!
This tutorial was created on 2026-02-19 and everything
was tested and working at that time. Technology moves fast though, and software
updates can break things. No guarantees that every step still works exactly
as written. When in doubt, check the latest docs for the tools involved.
Tutorial Contents
- 01-overview.txt
- 02-regex-fundamentals.txt
- 03-quantifiers-mastered.txt
- 04-capture-groups.txt
- 05-regex-subroutines.txt
- 06-lookaround.txt
- 07-posix-and-alternation.txt
- 08-modifiers-and-anchors.txt
- 09-regex-and-ai.txt
- 10-exercises.txt