pedvide

4 ms·

1.
by pedvide 2mo ago
That depends on what your hypothesis is. If it is that Waymo cars are safer than for-hire (which I guess it's what Waymo claims), then you need enough data to reject the null hypothesis that they are equally safe. Right now there doesn
2.
by pedvide 5mo ago
I've taken long exposures using film (analog, so no stacking or any other funny business) and saw the same thing. I always thought they were planes but now it seems they may have been satellites. I'm curious if someone knows why t
3.
by pedvide 1y ago
I've always understood "free as in beer" as: if someone hands you a beer and says it's free, you know that you don't have to pay to consume the beer, but that doesn't mean that you also get the recipe, brewing
4.
by pedvide 1y ago
Part of my PhD involved lots of fluoride synthesis using HF. I always used gloves (changing them very frequently). My advisor never used them for the following reason: if a droplet of HF lands on your glove you won't notice, but HF wil
5.
by pedvide 2y ago
Not sure if you are aware of speed tape https://en.m.wikipedia.org/wiki/Speed_tape Passenger jets can fly with duct tape on their wings
6.
by pedvide 2y ago
Cool idea! I can't seem to be able to find information about the maps though, like date, author or something similar. I'd really like that!
7.
by pedvide 2y ago
There are a lot of "temporary" internal border checks within Schengen [1], especially in the last 5 years. Wiki has lots of info [2] I've personally been checked in trains crossing from the east towards Germany multiple times
8.
by pedvide 3y ago
In the Netherlands, instant transfers have been possible for at least 5 years. I think also in Belgium. This is indeed being rolled out to the whole EU. [1] https://www.betaalvereniging.nl/en/focus/giro-based-and-o
9.
by pedvide 3y ago
In pandas for example that can happen often: `df["count"] == 5` and `df.count == 5` are logically different expressions that will give different answers