[psgarcha] took a year-old Arduino Uno on an international trip and upon returning found something was wrong. Every time he would try to upload, he would get the dreaded avrdude error, ‘stk500 ...

So how does one upload a new Arduino sketch to their GOJO soap dispenser? It’s not like the thing has a USB port on the side for convenient hacking.

The official Arduino IDE is a dour piece of software designed for uploading code to the ubiquitous and super-cool micro controller. It is a standalone, non-networked app that isn't very pretty to ...