yen is building stuff
@weiyen.net
I post about databases, web development, software engineering and other nerdy stuff.
Sydney 🇦🇺
Website: https://weiyen.net
Sydney 🇦🇺
Website: https://weiyen.net
I think at some point, it's just easier to rely on the math than on intuition.
November 17, 2025 at 11:19 PM
I think at some point, it's just easier to rely on the math than on intuition.
Loosely speaking, it means in higher dimensions, all your data points are outliers.
This is the "curse of dimensionality"
This is the "curse of dimensionality"
November 17, 2025 at 10:44 PM
Loosely speaking, it means in higher dimensions, all your data points are outliers.
This is the "curse of dimensionality"
This is the "curse of dimensionality"
It's not the surface, it's the volume. In 3D the thin outer shell of a sphere contains less volume than the inner core, but if you bump up the dimensions this stops being true.
November 17, 2025 at 10:44 PM
It's not the surface, it's the volume. In 3D the thin outer shell of a sphere contains less volume than the inner core, but if you bump up the dimensions this stops being true.
I'd love to see more serious math posts on here tbh
November 17, 2025 at 9:02 PM
I'd love to see more serious math posts on here tbh
Anyway we should ban fridge lights
November 17, 2025 at 8:50 PM
Anyway we should ban fridge lights
There are 1.4 billion fridges. If they each have a 15W bulb, that's 21 GW of power
That's like 10 Hoover dams worth of electricity!
That's like 10 Hoover dams worth of electricity!
November 17, 2025 at 8:50 PM
There are 1.4 billion fridges. If they each have a 15W bulb, that's 21 GW of power
That's like 10 Hoover dams worth of electricity!
That's like 10 Hoover dams worth of electricity!
Doesn't need a lot of effort, you just need to show a very large scary number
November 17, 2025 at 8:50 PM
Doesn't need a lot of effort, you just need to show a very large scary number
TCP/IP being decentralised is vital to the success of the Internet.
November 17, 2025 at 6:14 PM
TCP/IP being decentralised is vital to the success of the Internet.
The average screen time is around 7 hours per day per person
That's still 17 hours of untapped potential!
That's still 17 hours of untapped potential!
November 17, 2025 at 6:03 PM
The average screen time is around 7 hours per day per person
That's still 17 hours of untapped potential!
That's still 17 hours of untapped potential!
Missing out on these good parts of bluesky is the reason why I wish we had a good Discover feed
November 17, 2025 at 4:28 PM
Missing out on these good parts of bluesky is the reason why I wish we had a good Discover feed
Living well is the best revenge!
November 17, 2025 at 4:03 PM
Living well is the best revenge!
When measuring software productivity, we focus too much on the "single line of code" part and not enough on the "fixes everything" part
November 16, 2025 at 10:05 PM
When measuring software productivity, we focus too much on the "single line of code" part and not enough on the "fixes everything" part
I thought Bard was a better name than Gemini, but that probably proves your point.
November 16, 2025 at 9:15 PM
I thought Bard was a better name than Gemini, but that probably proves your point.
I'm fairly convinced the only thing a name needs to be is unique. Everything else is post-hoc rationalisation
November 16, 2025 at 9:02 PM
I'm fairly convinced the only thing a name needs to be is unique. Everything else is post-hoc rationalisation
But how else can people on LinkedIn make a living
November 16, 2025 at 8:37 PM
But how else can people on LinkedIn make a living
Going to name my next startups "$thing" and "<<thing>>" so that nobody can use those either
November 16, 2025 at 8:30 PM
Going to name my next startups "$thing" and "<<thing>>" so that nobody can use those either
What's wrong with clearsky?
November 16, 2025 at 8:20 PM
What's wrong with clearsky?
Why folks would gamble on events that are so obviously easy to manipulate I'll never understand
November 15, 2025 at 1:14 PM
Why folks would gamble on events that are so obviously easy to manipulate I'll never understand
I used to think Rich Hickey starting his talks with a dictionary definition was lame, but it is actually helpful for keeping everyone on the same page
November 15, 2025 at 11:52 AM
I used to think Rich Hickey starting his talks with a dictionary definition was lame, but it is actually helpful for keeping everyone on the same page
I had the opposite experience: I thought "spilling the tea" was like a Jane Austen thing, but it turns out it came from American black drag culture!
November 15, 2025 at 11:29 AM
I had the opposite experience: I thought "spilling the tea" was like a Jane Austen thing, but it turns out it came from American black drag culture!
I think a lot of people aren't aware that ChatGPT can perform web searches and provide citations. The free version is pretty inconsistent about whether it does this.
November 15, 2025 at 6:02 AM
I think a lot of people aren't aware that ChatGPT can perform web searches and provide citations. The free version is pretty inconsistent about whether it does this.
For real though, I think this is less because Apple is patient, and more because Apple is losing the ability to build good software.
They tried to roll out Apple Intelligence, but it did not work out.
They tried to roll out Apple Intelligence, but it did not work out.
November 15, 2025 at 2:51 AM
For real though, I think this is less because Apple is patient, and more because Apple is losing the ability to build good software.
They tried to roll out Apple Intelligence, but it did not work out.
They tried to roll out Apple Intelligence, but it did not work out.