Viewing profile — pedvide

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 hypot…

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 b…

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…

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…

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

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!

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…

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.betaalveren…

In pandas for example that can happen often: `df["count"] == 5` and `df.count == 5` are logically different expressions that will give different answers