YouTube's TheInternetFTW shows off this arithmetic logic unit (ALU) that he's built out of blocks and chunks in the game Minecraft. It's part of a larger "Hack" computer (as described in Elements of Computing Systems).
So basically, this is a computer subcomponent that you can run around on, physically moving around and watching as it does its thing. It's the 21st century equivalent of the wonderful Bell Labs Cardiac Computer that I played with as a child -- a cardboard computer that got me interested in computing when I was six or seven. It is the virtual made visceral, an unpacked microscopic mystery. It is sheer genius, better than any ten boring lectures on ALUs, computing theory, Boolean math, etc. It's the kind of thing that makes me wish I was a kid today, and glad that I have a kid of my own.
With everybody working from home now, it’s natural to start thinking about careers where not going into the office is more the norm than the exception. Better yet, many are looking to start careers as freelancers, professionals who build their livelihoods around the scope of their talent and not the fortunes of one all-encompassing employer. […]
“The way to have power is to take it.” — Boss Tweed. We think an 18th-century political power broker probably had a different definition of power in mind when he made that statement, yet the sentiment still applies. We’ve all got devices all but falling out of our pockets and the need for power to […]
If the last 50 years of education have taught us nothing else, it’s that it often requires different tactics to best reach different learners. To pick up a foreign language, some students take best to the old-school high school language lab method, using heavy repetition, verb conjugation and grammar emphasis to embed a new language. […]