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Connect a Bluetooth keyboard to your Raspberry Pi

Connect a Bluetooth keyboard to your Raspberry Pi

What happens when you buy a Bluetooth keyboard, that does not have a bluetooth pairing USB dongle. You buy your own bluetooth dongle, and then have a pain of a time trying to pair and connect it to your raspberry Pi. Well that’s what happened to me. To get this...
Our Web Design Process

Our Web Design Process

Digital Technology Labs is based in Langdon Hills, Essex, and we have customers from that area, and as far a field as Newcastle/UK, Phoenix/USA, India and the Philippines. We will work with you to define the brief from your requirements, we can provide indicative...
Langton Ant

Langton Ant

Welcome to a little experiment called the ‘Langton Ant’. Langton’s ant is a two-dimensional Turing machine with a very simple set of rules but complex emergent behavior. It was invented by Chris Langton in 1986 and runs on a square lattice of black...
Preventing a Denial of Service – Part 2

Preventing a Denial of Service – Part 2

Even after taking the actions explained in the first post (Part 1), I was still finding the blog was going down after a few hours. So some of the things I did then; Started collecting the memory usage metrics on CloudWatch (AWS) – and set alarms when memory went...