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Use this in reference to hardware devices which are used to connect networked devices together. Switches are distinct from hubs because they direct traffic only to the intended port instead of just replicating all traffic on all ports. They are used to reduce network contention.

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Your question is lacking detail - specifically WHAT you are ACTUALLY typing. The error suggests you are using Python2.7 and have manually installed gpiozero (which should be included in Raspbian), bu …
answered Dec 24 '17 by Milliways
2
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It is trivial to write a script that runs the shutdown command on button press. The complication comes from people who want to power down the Pi. Unless you are using batteries this seems pointless. …
answered Nov 22 '14 by Milliways
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There is no such thing as "12V current" or "5V current" and you can NOT control a relay from a Pi (or an Arduino for that matter), neither can you "transform 5V current into 12V current". You can use …
answered Jun 4 '18 by Milliways
3
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/raspberry/ I strongly recommend connecting your switches between Gnd and GPIO (as per the link above). Electrically it makes no difference, but is better practice. Reed switches are notorious for contact …
answered Jun 4 '17 by Milliways
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operation of other pins. PS reed switches bounce like a kid on a trampoline. You will need some anti-bounce technique, either in hardware or software. …
answered Sep 18 '15 by Milliways