Most people don’t realise that when they first find a web host for their small website, but most web hosts are just resellers. There are very little barriers of entry or exit into the market and so the market is just saturated with them. How does it all work? At the bottom are the data … Continue reading Who is really hosting your website? →

I was feeling a little nostalgic this morning so I decided to dig up the backups of my old blog and see what was there. Here's a post from when I was 13 or 14.   Here's a little bit of history. Old CRT monitors burnt if you left them turned on with the same … Continue reading Turn Your Screensaver Off →

SpaceX's Falcon 9 rocket is an impressive piece of technology. It's ultimate goal is to improve the cost and reliability of access to space and this is gradually being achieved through the reuse of as much of the rocket as possible. Instead of the used first stage simply plummeting back into the ocean like prior … Continue reading The Computing Power of a Rocket →

A question I see a lot among new photographers on various Facebook groups is "what is raw?" or "why should I use raw?". As I hate anything vague I'd like to explain the differences between RAW and JPEG formats in some detail. Essentially, the short version is this: a raw file is generally a completely … Continue reading Why RAW over JPEG? →

I have many friends and colleagues that believe swiping away all your applications saves power. They're wrong. Depending on their phone. iOS applications are purely interactive. When they’re not on-screen, they’re shut down, frozen, not receiving any input from you, not doing any computations, and with a few exceptions, they're not even interacting with iOS … Continue reading Why you shouldn’t close your iOS apps →

Thanks to incredible leaps in technology over the last few decades, navigation has become incredibly simple. Instead of finding where you are and where you're going on a map, now we just ask our phones how to get wherever we're going. Many navigation applications use an algorithm called the Dijkstra algorithm to find the most … Continue reading How Google Maps finds the shortest route. →