Introduction – seeing what is relative This will be more of an introduction on the topic of augmented reality. It will be platform independent, but it may make reference to various types of devices. Basically it is creating a visual experience that is a combination the natural world and digital. The concept of enhancing a visual object, in real time, with detail is the idea behind augmented reality. Its easier to explain with application that to describe it outright. Grocery…
Introduction – how’s it going This post will cover the logging of data in Cacti using non SNMP/WMI sources. We’ll gather local RPi information and plot it in Cacti. Then we will go through the procedures to gather data from the internet and process it into Cacti. This is an expansion of the NOAA XML file processing done in an earlier post. Purpose – having a reference can give you an idea of were you’re going Cacti is a multi…
Introduction – a practical need I want to automate the task of changing when my house heater turns on or off. You’re probably thinking, use a thermostat. That works with conventional forced air heating. We use radiant floor heating that is from the hot water supply for the home. There is a wider hysteresis. It’s more likely the warmth effects will last longer after the conventional thermostat triggers off. This is also the case when it needs to heat the…