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Cacti, RPi, and GPIO device readings

Cacti, RPi, and GPIO device readings

Introduction – CactiPi isn’t as hard to eat as you might think. In my earlier post, the RPi command and control features have been an excellent way to show capabilities. Webmin showed how complex admin tasks can be done graphiclly, without the need for a desktop environment. Smokeping was introduced, but not covered in detail. This tool is usefull in identifying host availability on the network, but it doesn’t go much further. This is were Cacti comes into play. This is…

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Automated web scraping with RPi

Automated web scraping with RPi

Introduction – time to let the machine do the work In the last installment, I covered command functions to interact with the RPi’s GPIO header.  The examples were interactive and had little in the way of full automation.  In this discussion, I would like to focus on automating processes.  These are tasks that we will define and schedule to run at times we specify.  The purpose of this exercise is to establish a foundation for the RPi to run tasks,…

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Command and control as easy as RPi

Command and control as easy as RPi

Introduction – dedicated to a specific task The HVAC system in any house is a great starting point for home automation.  This is commonly used in practically every home in the US.  The heat or air conditioning part my vary from state to state, but the system as a whole remains standard.  Controlling the HVAC system using RPi is a great way to learn the RPi platform and enhance your home. In this section, we’ll take inputs from thermostats and…

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