Emacs: basics of regular expressions (regexp)

A primer on using regexp syntax inside of Emacs. I go through a series of practical examples that are meant to show the various possibilities. /// The text of this presentation is on the relevant blog post on my website: https://protesilaos.com/codelog/2020-01-23-emacs-regexp-primer/ ... https://www.youtube.com/watch?v=TxYGHjKBMUg