cesarb

39 ms·

571.
by cesarb 2y ago
> in which, the CPU is probed with some known inputs to gain confidence that there is no backdoor. There are 2^64 possible values for a single register . It's not possible to probe all possible combinations of values for the over 6
572.
by cesarb 2y ago
> I'm not sure who at the org is pushing for this as it would essentially hand the PC games market to SteamOS. PC games can already be played on a remote server, using services like Stadia, so it would not necessarily hand the PC ga
573.
by cesarb 2y ago
> It is puzzling to me that so many people seem to think this concept has no value. To me the concept is obviously good and something I have wanted for a long time. The issue is not that the concept has no value. The issue is that the ri
574.
by cesarb 2y ago
> It's funny that we used to all blame WinModem vendors for making WinModems instead of blaming open source for not being able to write DSP code. From what I recall, the main issue was not with writing DSP code; the main issue was (
575.
by cesarb 2y ago
> The server runs the card and comes back with the slip for me to add a tip if desired and to sign to finalize the transaction. How can they finalize the transaction without your PIN? (Unless it's a low-value NFC proximity transacti
576.
by cesarb 2y ago
> But I also short-circuit the back-and-forth thing by handing the server my card at the same time as I'm telling them I want the check. Then there's only one trip involved. How can that work? Do you also give the server your c
577.
by cesarb 2y ago
> There's a reason why pretty much all states use paper ballots instead of electronic-only voting. Pretty much all states in the USA . In my country (Brazil), all states use electronic-only voting (it's actually a single syste
578.
by cesarb 2y ago
> Well, this is a fundamental space vs time tradeoff — reclaiming memory takes time, usually on the very same thread that would be doing useful work we care about. Precisely. Which is fine if you don't have to share that space with
579.
by cesarb 2y ago
> Also have you ever tried running ~200 JVMs on the same machine? This is one of my pet peeves with the "garbage collection" model of memory management: it does not play well with other processes in the same machine, especially
580.
by cesarb 2y ago
> Last time I looked at ipv6 I couldn't even ping an ipv6 host by doing "ping 1234::5678", I had to run a separate tool (ping6) IIRC, it's been over a decade since the "ping" command became able to understan
581.
by cesarb 2y ago
I would guess MS-DOS. Back then, there was no UTF-8, and the character encoding depended on your language. People using English normally were using CP437 ( https://en.wikipedia.org/wiki/CP437 ), while people using other
582.
by cesarb 2y ago
> This applies to so much of the financial system, that it baffles me people worry about the things they do. That's easy to understand. For the "financial system", $1000 is nothing. For many people, $1000 means the differe
583.
by cesarb 2y ago
For those who don't know it yet ( https://xkcd.com/1053/ ): that's a quote from The Lord of the Rings. (And IIRC, the character being talked about ends up being very important later on, so it was good that they
584.
by cesarb 2y ago
> While true, Stack Overflow wasn't much different. StackOverflow has the advantage that, if an answer is wrong, other users can downvote it, and/or leave a comment explaining the mistake.
585.
by cesarb 2y ago
> The whole thing is fairly similar to a materialized Python virtual environment. The feeling I got about GOPATH, back when I first encountered it, was not that it should be used like a Python virtual environment, where you'd have a
586.
by cesarb 2y ago
> Are there really that many realistic opportunities to copy secrets from one mature source tree to another and commercially benefit from it? These code bases are likely totally different, use different design patterns, different interna
587.
by cesarb 2y ago
> I don't understand why people have such a big privacy issue with this. It all happens on your device. For now . It's not hard to predict that, sooner or later, Microsoft will want to send that information to be processed som
588.
by cesarb 2y ago
> Windows still commands about three-quarters of desktop OS market share. Windows also has the advantage (shared with Linux) of working on a very wide variety of desktop/laptop/workstation/server/etc hardware models f
589.
by cesarb 2y ago
> It raises questions about the factors contributing to its success—whether it’s a result of the approach itself or despite it. AFAIK, the main factor contributing to the success of Swift in the Apple ecosystem is probably it being the r
590.
by cesarb 2y ago
Another option is the related memtest86+ ( https://www.memtest.org/ ), which can be found as a package on many Linux distributions (and the package often adds it to the grub menu), and on some Linux distributions it's ev
591.
by cesarb 2y ago
We're not (for now) limited by how much energy the sun puts out. We're limited by how much of that energy we can usefully capture. There's a limited number of solar panels, wind turbines, and water turbines (plus all necessar
592.
by cesarb 2y ago
> The energy consumption would not be a problem if it was renewable energy. That would only mean that this renewable energy would no longer be available for other uses. Like, for instance, replacing or reducing the use of fossil fuels.
593.
by cesarb 2y ago
> we are even building HVDC “corridors” embedded inside some of the sync grids We also have that here in Brazil; the Xingu-Estreito and Xingu-Terminal Rio HVDC links run in parallel with the high-voltage AC links. On the other hand, the
594.
by cesarb 2y ago
And in my experience, it's often wrong on some towers. I can't enable the setting on my phone to automatically set the time from the network, because if I do, it gets several minutes out of sync with the real time, which breaks TO
595.
by cesarb 2y ago
> As far as I know that’s usually a split-phase system: You get 110V between either phase and neutral, and 220V between the phases. We Brazilians tend to call it "110V", but it's often a three-phase system with 127V betwee
596.
by cesarb 2y ago
In my experience, Mastodon (and other relatives from its family) is much better than current Twitter, at least for non-logged-in users. On Mastodon, as long as you enable JavaScript, you can see the whole thread for the post, while Twitter
597.
by cesarb 2y ago
> In the "to" address is something that's not even remotely my email. Suppose I'm godelski@gmail.com, the "to" has something like "robbert01@gmail.com" and always has a CC with a different number.
598.
by cesarb 2y ago
A trick which works if you use Mastodon, since that page is a Mastodon post: Go to the Mastodon instance where you have an account, and paste the URL in the search box. It should load the post within your Mastodon instance (and allow you to
599.
by cesarb 2y ago
I'd simplify the guidance even more: short hashes are fine if and only if the repository hasn't been modified since they were generated (AFAIK, git automatically increases the length of the short hash it displays whenever it would
600.
by cesarb 2y ago
It doesn't seem to have been mentioned in this article, but AFAIK git detects when a collision happens, and automatically generates a longer shorthash for that commit. Of course, that doesn't fix shorthashes generated before the c

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