Microsoft has declared their “love” for software freedom. They can demonstrate it, today! Join us in telling Microsoft:

Upcycle Windows 7 to the world, licensed as so that its users have full control!

Good morning, 2020! May you all be safe and happy as we begin the final year of this decade.

Regex Crossword is a clever way to teach regular expression syntax.

One difficult aspect with regex patterns: not “does this match the text I want”, but “what *other* possible texts could this match, and do I need a different pattern instead”.

By nature of a , each cell has exactly one solution; but you reach the solution by considering the possible range of values that *could* match both across clue and the down clue.


Fosstodon is an English speaking Mastodon instance that is open to anyone who is interested in technology; particularly free & open source software.