Some people have been having problems getting the Cacti graphs on the data logger to update correctly – they are missing graph lines and numerical outputs. I remember having similar issues when I was first messing around setting up the loggers. So to try to fix this, I went through a complete More >
A while ago I reported on progress towards a Raspberry Pi based environmental logger.
Well, it has proved to be quite popular at work (several laboratories now use them to log temperature and humidity values for around £100 each device) so I wrote up pretty much all the instructions on how to build More >
I decided that the main Jartweb site (actually on the same servers) was looking a bit old and tatty, plus it did not behave properly on browsers on smartphones and tablets, so I decided to copy across the old content into the blog, creating new pages for each item.
When I get a moment, I’ll replace More >
Is the weather this year repeating that of last year?
In preparing this post on the latest riverside walk, I noticed another post from almost the same date last year. The similarity being the nice sunny warm weather in May. This time last year the weather was nice and sunny in early May then cooled More >