wahern

67 ms·

451.
by wahern 1y ago
> Google also developed QUIC, which is HTTP over UDP. There’s no longer any congestion window to deal with, so entire messages can be sent at once. I don't think that's true. QUIC implementations typically use the same congesti
452.
by wahern 1y ago
That document is quite confusing, at least when skimming it. There's actually a bullet point on one page that says, "The current interruption to supply is NOT related to any DEA production quotas or restrictions on API." That
453.
by wahern 1y ago
I think dup2 is the hint, but in the example case the dup2 path isn't invoked--it's conditioned on passing an argument, but the test runs are just `./a.out`. IIUC, the issue is growing the file descriptor table. The dup2 is a
454.
by wahern 1y ago
But just to be clear (for others), you don't need to do that because using RDTSC/RDTSCP is exactly how gettimeofday and clock_gettime work these days, even on OpenBSD. Where using the TSC is practical and reliable, the optimizatio
455.
by wahern 1y ago
> With the lobsters moving north, their niche is being filled by exploding populations of blue crab... Apropos HN, any startups targeting the (potential) future growth in the blue crab market?
456.
by wahern 1y ago
> Demand is induced by new supply. We accept this as a fact for highway construction. Induced demand is only a thing with highways because use of the highways is free; there's no counterveiling cost pressure unless and until traffic
457.
by wahern 1y ago
A perspective on abstracting SIMD that emphasizes how to expose intrinsics seems like its lost in the weeds. Is there anything like ISPC for Rust? One of the critical features of ISPC is language support for transforming arrays-of-structs (
458.
by wahern 1y ago
Doesn't Memento prove the opposite? The character was basically stuck in a loop, and was taken advantage of by someone who held the real agency. (Notwithstanding the "happy ending" conceit at the end that resolves the audienc
459.
by wahern 1y ago
Is this because std::optional isn't trivially constructible?
460.
by wahern 1y ago
The Kerch Strait Bridge (aka Crimean Bridge) still stands despite repeated directed hits, albeit occasionally disrupting traffic for extended periods during repairs. The resilience of a bridge during conflict is matter of engineering and de
461.
by wahern 1y ago
These exist and have been used by Israel in Gaza. At least for now a remote operator has to give the OK to shoot, but the drone does the targeting itself. It's very Terminator-esque, a quadcopter with an automatic rifle that can autono
462.
by wahern 1y ago
For the larger drones, yes, Ukraine is seeing success with SPAAGs: https://euromaidanpress.com/2025/07/20/ukraine-drone-defense... For the smaller drones it's an even more rapidly evolving, high-tech arm
463.
by wahern 1y ago
> they see themselves as the legitimate government of China No, they don't. But formally renouncing that position[1] makes them officially secessionist in the eyes of Chinese conservatives, adding pressure to invade. The One China f
464.
by wahern 1y ago
> provide offramps for people with addiction, similar to supervised injection sites for drug users. Supervised injection sites in the US don't provide offramps, not unless they require as a condition of use regular counseling. Eur
465.
by wahern 1y ago
Yeah, I would suspect this is intended. The idea being the kids (or parents, really, in communication with teachers) who opt-in to Algebra are more likely to have good study habits, etc. Kids tend to prioritize what the other kids around th
466.
by wahern 1y ago
glibc has -D_FORTIFY_SOURCE, which uses several GCC and clang builtins and features along with hardened alternative function implementations to enable additional compile-time and runtime checks.
467.
by wahern 1y ago
> I believe it is the largest industry by employment in every single state now. This made be curious, so I looked around. FWIW, healthcare constitutes ~11% of the workforce in the US. It's ~16% in Germany, ~10% in the UK, and ~5% in
468.
by wahern 1y ago
At least the SCTP API has sctp_peeloff, which gives you a new single-stream socket descriptor for the connection. Maybe QUIC will get something like that, eventually. Kind of a glaring omission, though, unless I'm misunderstanding.
469.
by wahern 1y ago
MPTCP provides interface mobility. It's seen widespread deployment with the iPhone, so network support today is much better than one would assume. Unlike QUIC, the changes required by applications are minimal to none. And it's bac
470.
by wahern 1y ago
API RFC is https://datatracker.ietf.org/doc/html/draft-lxin-quic-socket...
471.
by wahern 1y ago
The quoted text is from the C standard. The poplar wisdom is that anything goes wrt bit-fields, but it's an exaggeration. The original (?) DNS library used bit-fields to read and write the packet header status and flags fields, and tha
472.
by wahern 1y ago
The portion you quoted derives word-for-word from the original ANSI standard (C89/C90): https://port70.net/~nsz/c/c89/c89-draft.html#3.5.2.1
473.
by wahern 1y ago
Being motivated by money isn't greed. Per Merriam-Webster, greed is an "excessive desire for more of something (such as money) than is needed". The key qualifiers there are excessive and more than is needed. How do we determi
474.
by wahern 1y ago
EDIT: I was wrong, /proc/self/exe is directly openable, even if the path returned by readlink doesn't exist.
475.
by wahern 1y ago
IME it's far more likely for a program to run in an environment lacking /proc (e.g. some containers) than for argv[0] to be NULL, empty, or lying. Even /proc/self/exe can been used in an exploit chain ( https:/
476.
by wahern 1y ago
I think the Israeli/Palestinian conflict is an example where studying the history is in some sense counter-productive. There's more than a century of atrocities that justify each subsequent reaction; the veritable cycle of violenc
477.
by wahern 1y ago
> Moving to XMPP - using prosody - worked really well for messaging, but the lack of real-time notifications on Sandra’s iPhone was sub-optimal Were they using Monal on the iPhone? I use XMPP (Prosody) with some friends. Conversations.im
478.
by wahern 1y ago
I responded to > The leadership and foot soldiers of the early Zionist project in Palestine (1900s), were not suffering from the trauma of the Holocaust (it was decades before) and did not suffer from any meaningful antisemitism Ben-Guri
479.
by wahern 1y ago
The obligations in this context were war reparations. Basically, Luther would permit issuing bonds to pay reparations, but not for counter-cyclical government investment. Germany had been experiencing significant deflation when the Weimar
480.
by wahern 1y ago
> The leadership and foot soldiers of the early Zionist project in Palestine (1900s), were not suffering from the trauma of the Holocaust (it was decades before) and did not suffer from any meaningful antisemitism You're convenientl

More ›