Ken Shirriff's blog

I've been experimenting with IPv6 on my home network. In part 1 , I described how I set up an IPv6 tunnel on Windows 7 and how IPv6 ki...

I recently received an interesting math problem: how many 12-digit numbers can you make from the digits 1 through 5 if each digit must appe...

You may have heard that the Internet is running out of IP addresses and disaster will strike unless everyone switches over to IPv6. This ...

I recently saw a tricky nine piece puzzle and wondered if I could use Arc to solve it. It turned out to be straightforward to solve using s...

I've extended my Arduino IRremote library to support RC6 codes up to 64 bits long. Now your Arduino can control your Xbox by acting a...

You can use an IR remote to control your computer's keyboard and mouse by using my Arduino IR remote library and a small microcontroll...

Thanks to Paul Stoffregen of PJRC , my Arduino IR remote library now runs on a bunch of different platforms, including the Teensy , Arduin...