I discuss the basic analog telephone circuit and some of the old analog switching mechanisms at the telephone office. I also talk about the practice of ‘phone phreaking,’ the precursor to modern computer hacking, in which (mostly) high school and college kids learned how to manipulate the phone system in ways it was never intended to work.
(Read more...) Talks & PublicationsA simple custom link shortening app. It’s a bit like a personal bit.ly. I wrote it in php and MySQL.
When my first daughter was born, we were asked by the doctor to track her feedings and her wet and dirty diapers. While there are apps that do this, they are all too complicated! So I did the only logical thing: coded my own simpler app from scratch!
(Read more...) ProjectsI’ve always wanted to find something useful to do with the GPIO pins on a Raspberry Pi. Haven’t found anything useful to do yet, but I have played around with a few non-useful things!
(Read more...) ProjectsDuring the 2017 INAAPT Spring Meeting, I listened to a talk about GlowScript as a way to create VPython animations online. I created the following projects just to learn the programming language and illustrate a couple physics concepts.