With all the fuss about Twitter’s promised edit button, and how they might design it, we’re missing a disturbing development — Twitter is using its embedded javascript to edit other people’s sites. (more…)

What is pattern matching? One less known usage of switch statement in JavaScript which looks a lot like pattern matching. (more…)

Or: What is this Espresso thing, and why is everybody doing jigsaw puzzles?

JavaScript: The First 20 Years  by Allen Wirfs-Brock and Brendan Eich Our HOPL paper is done and submitted to the ACM for June 2020 publication in the PACMPL (Proceedings of the ACM on Programming Languages)  and presentation at the HOPL 4 conference when... (more…)

Practical advice on how to make an AWS account more secure. Read the first few pages Read the first few pages (more…)