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Stress-Testing 100+ Bluetooth Beacons (so the Team Can Sleep Well at Night)
How do we make sure our system works with hundreds of devices in the same room? We test it with hundreds of devices in the same room.
A Personal, Portable Laugh Track (A Lesson in AI Coding)
In Programming, Just for Fun, Aug 19, 2024
How to Use git diff with an sqlite3 Database
In Programming, Jul 11, 2024
How to Build a Profitable IoT Product
In Ideas, Startups, IoT, Mar 30, 2024Protothreads Receives ACM SenSys Test of Time Award
I am thrilled and honored to announce that the paper “Protothreads: Simplifying event-driven programming of memory-constrained embedd...
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Stress-Testing 100+ Bluetooth Beacons (so the Team Can Sleep Well at Night)
How do we make sure our system works with hundreds of devices in the same room? We test it with hundreds of devices in the same room.
In IoT, Bluetooth, Oct 06, 2025
A Personal, Portable Laugh Track (A Lesson in AI Coding)
This was a ridiculous idea I had one day: wouldn’t it be fun to have a personal, portable laugh track – you know, like in those old sitcoms where there would be a canned laughter afte...
In Programming, Just for Fun, Aug 19, 2024
How to Use git diff with an sqlite3 Database
If we have a git repository where there is a binary sqlite3 file, it is difficult to see what changed by only using a git diff command. But there is a neat git trick (learned from her...
In Programming, Jul 11, 2024
How to Build a Profitable IoT Product
The slides from my talk at the March 2024 IoT meetup in Stockholm, Sweden. I don’t think the talk was streamed or recorded.
In Ideas, Startups, IoT, Mar 30, 2024
Video: Don't Wait for the IoT Standard
My talk from the Emerging Tech Beat conference from 2020, so a few years old by now, and the sound has problems during the first few minutes, but interesting to see what has changed, ...
In Ideas, IoT, Feb 01, 2024
How to Use ChatGPT to Pitch Almost Any Idea
In a previous article we looked at a simple way to pitch almost any* idea. Today we’re looking an equally simple way to use ChatGPT to automate the process.* I have no data to support...
In Ideas, Startups, AI, May 02, 2023
A Simple Way to Pitch Ideas
Pitching ideas is hard. This makes ideas die too early – even brilliant ones. Here is a simple way to pitch ideas, which I have chosen to call “Procosoco” despite it being a somewhat ...
In Ideas, Startups, AI, May 01, 2023
Device types and their roles in the Matter smart home standard
The Matter smart home standard is an initiative supported by major players in the smart home industry, including Amazon, Apple, Google, and Samsung. The Matter standard is developed b...
In Internet of Things, Matter, Mar 21, 2023
What is the Matter smart home standard and why does it matter?
Smart homes are becoming more and more popular. However, with so many different devices and protocols available, it can be tricky make all devices in a home compatible and to work tog...
In Internet of Things, Matter, Mar 20, 2023
The sentinel toothpaste: a useful programming technique for everyday life
Here’s one programming technique that I found very useful in daily life: the sentinel value. I use it pretty much every day – to manage toothpaste.In programming, a sentinel value is ...
In Programming, Just for fun, Nov 18, 2022
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Stress-Testing 100+ Bluetooth Beacons (so the Team Can Sleep Well at Night)
In IoT, Bluetooth, -
Protothreads Receives ACM SenSys Test of Time Award
In Protothreads, Awards, ACM SenSys, -
How to run a city-wide wireless network from a drawer
In Internet of Things, -
Internet of Things for beginners: How to build your first IoT product
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This IoT Network Watches You Shop - Without Cameras
In Internet of Things, -
What makes IoT so hard? The sheer scale, the power consumption – and that it is wireless.
In Internet of Things, -
What makes IoT so hard? The range of needed skillsets is unusually wide
In Internet of Things,