Viewing profile — jerome-jh

There was a report a few months ago predicting 4°C by 2080. It came to this figure by selecting the most likely emission scenario and warming scenario from the GIEC report. In part…

Protecting kids and other vulnerable people matters to everyone, so why not the government? What would think of a country where, let say your mother cannot go out without fearing g…

If the kid knows how to buy a certificate from a shady website, then probably he his old enough to watch porn and other disturbing content. That does not mesn the system should be …

I upvote for the wonderful formatting ;)

We could prove P=>~P if we had earlier in our context another hypothesis Q, which is false. So proving P=>~P does not imply P is false. It means our context is inconsistent. It cou…

There is something which always made me uncomfortable with informal proof by contradiction (by informal I mean "with pen and paper"). So OK we reach a contradiction, and then immed…

I sometimes wonder, what is real and what is a concept in physics: is that force , energy, ...? There are often two ways to solve physics problems: one describing the problem with …

It would be bearable if they would just be rich and shut the **** up.

I will be on the job market soon I will change decade this year I still have not found my passion nor encountered the big project if my life. I am interested by too many things and…

In the small town were I lived as a teenager, there was a successful garage owner who had a Ferrari. It was during the early 90's. One evening after a dinner at a restaurant with f…

Recently, Claude (through Copilot) found a hardware issue on our product. I was asking it to find an issue in a specific feature of a device driver, that could cause what we observ…

Why no Salvetat? https://fr.wikipedia.org/wiki/La_Salvetat_(eau_min%C3%A9rale...

Do people solve business problems with OR-tools? I suppose yes, but what can you say about the real applications?

Replying to myself Christmas 2023: I ordered a number of books from the local bookstore. One failed to delivered, so Christmas 2024: I ordered most of my books from Amazon. No two …

My local book store accepts online orders and I can fetch my books from the shop a few days later. I am finding this more convenient than Amazon, even if a little more expensive. I…

AI can be a great tool. It can make our children (and us) lazier, but not necessarily stupider. Short video platforms OTOH certainly make our children stupider (and depressed).

Securing soldered components with epoxy? You have to be very confident at your soldering :) You had no hot glue?

In a world of international tensions, governments tend to favor their mega-corps and monopoly. It is a way of weakening your adversaries. It is commercial war.

When I started working, more than 25 years ago, we had one team meeting per week (1 hour), very few other meetings. Cellphones were getting mainstream and people had these funny ri…

And if the satellite's orbit is not perfectly circular, you may even be able to gain altitude by moving a mass at specifics times, like a kid on a swing or a skater in a ramp.

I would tend to think it uses Earth's magnetic field. Magnetizing or demagnetizing a moving mass would make its potential energy vary inside Earth's magnetic field. This may occur …

It is striking to read this and two links above the article about so-called Bitcoin's biggest secret.

That's how I like computers: simply useful, down to earth. Congrats to the creator. (BTW reminds me of the wonderful lylipond https://lilypond.org/ )

From the top of my head, for about 300 nuclear power plants around the globe, there have been 3 core meltdown accidents. It is a 1% catastrophic failure rate. It is quite bad! What…

Social media platforms are no more closed circles. They are platforms for advertisers and "click fishers". And people engage with content which revolt them. As a consequence social…