I love my Leatherman multitool. Last year I got the bit set and extension for it. Handy! I don’t use them every day, but I do every week. I’ve been keeping them in my pocket kept together with a hair band. This works well. I just thought I could do better. Long term I want …
Author Archives: mike
A Raspberry Pi post for Pi day
I’ve recently fallen in love with Raspberry Pi computers again. The discovery of MQTT and io.adafruit.com for data logging lead me to Node Red. Node Red is awesome! It’s like scratch programming for things! For example. My fridge is starting to have some issues. It wants to keep freezing everything in the fridge. It dials …
Sump Pump, Aquaponics & Aquarium water level monitoring
I seem to like flooding my basement… Usually by overfilling one of my aquariums, or intentionally putting 55 gallons of water in a 45 gallon aquarium. Sometimes, I overfill the swimming pool in the back yard. So I decided to put together a monitoring system. It will monitor my sump pump, letting me know when …
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Mobile Science Kit RPM Frequency Counter
I just came across an interesting use of a mobile phone for sciency things… a audio frequency analysis to count RPM. Another great video by Matthias Wandel, or what I new him from for many years before I found his youtube channel, woodgears.ca The premise is you find the audible frequency spike, combine that with …
Cleaning up a WordPress Defacement
A long time ago, this site got hacked. Not 100% sure how it was done, either by wordpress exploit on this site, or a joomla exploit on another site on the same shared host. It took a bit of doing, but we finally got it killed. But the hack embeded links on about half my …