RogerBW's Blog

Walk Planning with Viking 19 June 2019

Viking is a powerful, but not always intuitive, program for handling geodata (position log recordings, maps, etc.). This post deals with how to plan a walking route using it.

Just Give Coordinates 09 August 2018 - 4 comments

People continue to give directions to their houses, places of business, etc., but not to give the coordinates. Please fix this.

Finding Supermarket Fuel 28 April 2018

A reader (hi Dave!) suggested extending the supermarket-finder to locate supermarket fuel near motorway junctions.

Finding Tesco 18 April 2018 - 8 comments

Well, my wife wanted a sandwich while we were on the road. And unlike me she is particular about what she likes to eat, so she wanted to find branches of Tesco. This is a job for: COMPUTERS!

Where are my 3d-printing customers? 19 April 2017

I've been selling 3d prints via 3dhubs and directly for several months now. Where are my users?

Automatic Dependent Surveillance – Broadcast 04 August 2015 - 6 comments

I've been playing with software-defined radio and broadcast aviation data.

Centre of Population of Great Britain 24 April 2015

Since the data are available, I thought I'd calculate the population-weighted centre of Great Britain.

Fifteen Minutes from the Boleyn 19 March 2015 - 2 comments

During my recent reading of London Falling, I wondered how quickly someone might get from the Boleyn Ground at Upton Park to the M25.

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