Tony Parsons, missing person

Update, 2018-10-10: there has been a great discussion over in a thread I stated on reddit. Thanks to the visitors from reddit, and for the great discussion there!

Just over a year ago on 29th September 2017, Tony Parsons, a 63 year old former navy officer, undertook a cycle trip …

New website

You are reading this on my shiny new website. I decided that WordPress, while awesome for big sites, is overkill for such a small place. What pushed me over the edge was my recent realisation that WordPress updates my site more frequently than I do. Plus, when I look at …

Passing the DVSA theory test

I recently passed by DVSA theory test, which is a requirement for sitting the practical driving test to legally drive on UK roads. I booked my theory test 3 days ago, grabbing a last minute slot for earlier today, having not studied before then. Normally the waiting time is around …

Cryptocurrency quotes from the terminal

I made a small tool to retrieve prices of cryptocurrencies from the command line. It uses by default Kraken's API, first retrieving the available asset pairs (e.g. bitcoin to US dollars), caching them locally, then allowing for quotes to be retrieved with these assets.

For example, you can …

Standard resistors

E series of standard resistor values

Ever notice that resistors come in logarithmic increments? There's a lot of sense behind it. Resistor series typically follow the E-series of preferred numbers, codified into an IEC (International Electrotechnical Commission) standard after World War II (IEC 60063:1963 to be exact). The smallest …

What's the difference between resistor types?

Anyone who's ever had to buy resistors from sites like RS, Farnell or DigiKey will know that there are myriad types to choose from: "carbon composite", "wire-wound", "carbon film", "metal film"... what do these mean, and in which applications are they useful and harmful?

Assorted resistors.

Assorted resistors. Which type is useful …

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