Police events with maps and open data
The Swedish Police has an Open API where the latest public police notifications can be fetched. I have made a self-hosted system that regularly collects that data and stores it…
Category: JavaScript
Traffic information with OpenLayers and Angular
In my previous post I outlined the development of a web app that uses the Open API from Swedish Radio for working with channels, programs and episodes. That API also…
A memory game with React
During Christmas I got a little bit bored so I spent some time creating a simple memory game with React, JavaScript and a set of old nature photographs of mine.…
A React app for Philips Hue lights
In my previous post I showed how a Philips Hue bridge can be integrated with Home Assistant for controlling lights with automation. The Philips Hue bridge has an easy-to-use REST…
Preparing the remote control app for Christmas
Winter is soon to arrive in Sweden and the amount of daylight is decreasing every day. Thus it’s time to set up some extra light sources indoors and outdoors. I…
A web app for IoT data visualization
As described in some earlier posts, I have a setup at home with IoT devices that publish measurement messages to a Raspberry Pi via MQTT. The RPi stores the data in…
RCSwitch revisited – control RC outlets with a web app
In two previous posts, I used the RCSwitch and pi-switch libraries for communication between an Arduino Uno and a Raspberry Pi. I touched briefly on the main purpose with these libraries…
Control your home with a Raspberry Pi and a mobile phone
In this post I will show how I have used a Raspberry Pi as a relay server that can be controlled via a web app on e.g. a mobile phone or…
