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foo92691

272 karma · joined April 21, 2021

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foo92691··on How the brain navigates cities
I have news for you...

https://techcrunch.com/2019/05/16/a-year-after-outcry-carrie...

foo92691··on Companies should probably pay $2k per person for open source (2017)
How do you provide these pay-only features on an open source project?

And who is doing the support?

It sounds like you are envisioning something like Red Hat.

foo92691··on The saga of the cannibal ants in a Soviet nuclear bunker (2019)
Update: Wikipedia says: "In 2018 it was announced that the CEO of the Lord Howe Island Board was had approved a plan to exterminate the black rat population on Lord Howe Island and reintroduce D. australis."

https://en.wikipedia.org/wiki/Dryococelus_australis

Also: https://www.google.com/maps/place/Lord+Howe+Island/

foo92691··on Train Wheels Are Cones
But not on BART!
foo92691··on ESR's Site Got Shelled
Is this the same ESR as http://www.catb.org/~esr/ ?
foo92691··on Robinhood to pay $70M for 'systemic supervisory failures'
> I wish they supported PGP for messages as well

Does anyone support PGP for messages?

foo92691··on Robinhood to pay $70M for 'systemic supervisory failures'
> I always find surprising that Robinhood was able to build such a large business with such mediocre customer support

You must be new to the tech industry. :-)

foo92691··on A from-scratch tour of Bitcoin in Python
Except NSA strengthened DES against this not-yet-known-to-the-public attack (differential cryptanalysis).

https://en.wikipedia.org/wiki/Data_Encryption_Standard#NSA's...

https://en.wikipedia.org/wiki/Differential_cryptanalysis#His...

foo92691··on U.S. Postal Service releases dog attack national rankings
"Pet Peeve #208: Maps that are actually just population density"

https://xkcd.com/1138/

foo92691··on U.S. Postal Service releases dog attack national rankings
You swapped the results, and should be computing the reciprocal anyway.

782 bites / 39.51 M people = 19.8 bites per million people per year (CA)

402 bites / 29 M people = 13.9 bites per million people per year (TX)

foo92691··on Surreal Numbers – An Introduction (2019) [pdf]
Wikipedia also has a nice overview:

https://en.wikipedia.org/wiki/Surreal_number

foo92691··on Rotations with quaternions
Well, quaternions form a vector space over quaternion addition. This part is not very interesting. Vector spaces do not describe multiplication of vectors by each other. So, quaternions are not (only) vectors "in the mathematical sense" when it comes to their more interesting properties.
foo92691··on How I, as someone who is visually impaired, use my iPhone (2020)
Do you live in the US?
foo92691··on Squoosh: Make images smaller using best-in-class codecs, right in the browser
> "0.7x compression" cannot, I think, be misunderstood

FWIW I'm not sure what your intended meaning is here. I interpret it to mean that the file got bigger.

foo92691··on Show HN: I made a simulator for personal finance
+1 to "demo setup so I can just play with the output without having to input any data"
foo92691··on Show HN: I made a simulator for personal finance
The name (ProjectiFi) and the logo (which looks like LTE signal strength) are probably much too close to Google's Project Fi (now Google Fi).
foo92691··on Tracking the WhatsApp habits of random smartphones
Bad news about "plain SMS" -

https://en.wikipedia.org/wiki/Rich_Communication_Services

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