Replied to Uno on a 12 V adapter and USB at the same time: will it fry my laptop?

Both at once is fine. The Uno has a comparator that switches the 5 V rail to the regulator when VIN is above roughly…

1 week, 6 days ago

Replied to Yard sensors at the edge of Wi-Fi: why does it get so slow, and what do I do about it?

Agree on batching. Also give the APs a minimum data rate of 6 or 12 Mbps if the yard boxes can still hold that,…

2 weeks, 4 days ago

Replied to Serial console to my Pi gateway shows escape codes instead of colours and htop is a mess

+1 to the bashrc snippet, same on our gateways. I'd add export LANG=C.UTF-8 there too if you see box-drawing characters break in htop.

4 weeks, 1 day ago

Replied to Night-time bed-exit alert for a care home: which sensor, and how do I only alert between 22:00 and 06:00?

Can't the alarm rule just text the carer's phone? Add the number as a recipient.

1 month, 1 week ago

Replied to 2.1.0: create, edit and arrange your own dashboards

Does this need admin? Most of my team are plain members.

1 month, 2 weeks ago

Replied to Backend developer in logistics, moving our device side over

Trucks lose signal a lot. If a device buffers and sends its readings an hour late, do they land at the time they were…

1 month, 2 weeks ago

Started Backend developer in logistics, moving our device side over

Hello all, Lakshmi here, from India. Backend developer in logistics, 21 years in the trade, which makes me feel old typing it. We run…

1 month, 2 weeks ago