GitHub - learnbyexample/py_regular_expressions: Learn Python Regular Expressions step by step from beginner to advanced levels

Python possessive quantifiers and atomic grouping, and how they help prevent catastrophic backtracking in regular expressions.

Summary of ebooks and tools written, marketing efforts and misc items.

Learn Python regular expressions step-by-step from beginner to advanced levels with hundreds of examples and exercises.

Learn Regular Expressions, Linux Command Line Tools, Vim, Python Projects and more.

Learn Python, Regex, Linux, Scripting, Vim, Ebooks, Self-Publishing and Interesting Tech Nuggets.

Quiz to stretch your understanding of Python regular expressions

Playground for Python Regular Expressions, includes cheatsheet and interactive examples.

Practice Python regular expressions interactively, includes both re and regex modules

Atomic grouping isolates a pattern from the rest of the regex, thus preventing further backtracking.

Possessive quantifiers behave like greedy quantifiers but no backtracking.

Examples for negative lookarounds in regular expressions.

Examples for positive lookarounds in regular expressions.

Learn Python Regular Expressions step-by-step from beginner to advanced levels with hundreds of examples and exercises.

This tutorial shows how to customize pandoc to generate PDF and EPUB from GitHub style markdown.

Overview and examples of Python regular expression syntax as implemented by the re built-in module