Articles

You'd have though it would be an easy enough tweak to be able to change the the formatting of your time series axis in Grafana, but the only option in your visualisation settings is to change that of the hover over pop-up. It does seem odd on the face of it, but once you see the solution it all makes sense - because of the nature of the dynamics   more »

As a bonus on the back of my posts about how to log temperature from your ThermoPro 350S with you RaspberryPi or in Linux and it's follow up of how to add the Heat Index calculation into the the mix using python I've also now got a calculation for MariaDB for you. It took a little time for me between working out how to log the data and writing   more »

Install & testing First we have to set up some folders and download and install filebrowser (change the ip address to that of your rpi and a port of your choosing): cd /opt sudo mkdir filebrowser cd filebrowser curl -fsSL https://raw.githubusercontent.com/filebrowser/get/master/get.sh | bash sudo filebrowser -r /opt/filebrowser -a 192.168.0.10   more »

Update There's a quicker way if you are running headless and/or already have your Pi connected via WiFi Recently been researching USB WiFi adaptors a for my Pi3 given I just installed a PCIe Intel 8290 on my Lenovo Thinkstation M93a and I'm getting a whopping 780Mb/s connection through my WiFi broadband router. I'm also running out of ethernet   more »

This project has been on the boil for a while now, but I've finally got round to finishing it off to my satisfaction. I always wanted to see the elevation plot of my routes and rides but never really found somewhere I could get it from so after finding some code to parse the gpx log I've spent a long time fettling the output. Here's what you   more »

Back in the day I had to make my own data logger out of an ESP8266-12E wired to a temp and humidity sensor with custom firmware to log into my home WiFi and ping the results to a some custom PHP code to log! It's all pretty easy now days, IoT has come on so much we just call devices smart and give them an app. Whilst the hardware and app are   more »

Following on from my post of how to batch convert Garmin Fit files to GPX using Babel GPS in Windows, thought I'd follow it up with the equivalent Linux command. Obvs you need gpsbabel installed but run this command in the directory you are storing the files and you are away find . -maxdepth 1 -iname "*.fit" -exec gpsbabel -rt -i garmin_fit   more »