gopalv

28 ms·

301.
by gopalv 5y ago
> need to discuss why major news outlets were parroting government propaganda that shortages and inflation were transitory Because announcing there will be shortages is guaranteed to produce shortages. I used to buy a sum total of six r
302.
by gopalv 5y ago
> I just point my code to read/write from/to R2 instead of S3 This is probably worse for CloudFront than for S3 itself. Double paying for storage is still going to be cheaper than egress fees overall.
303.
by gopalv 5y ago
> If one only needs a database, it's probably not worth to go to AWS I think PlanetScale is built for someone who isn't using raw machines to build an app or running a dev-ops org. Something like Vercel+PlanetScale is more alon
304.
by gopalv 5y ago
> I would take the absence of commercial acceptance as evidence that artificial intelligence is not up to the 'everyday' task of driving. The most interesting thing Tesla is doing to make "acceptable" FSD possible is
305.
by gopalv 5y ago
> whether this would really work out in most workloads > just because it keeps the cache-lines hotter and less likely to be evicted. Okay, so keeping cache for a bloom filter problem is real - but the real force evicting memory out of
306.
by gopalv 5y ago
> Rabies virus is one of the deadliest viruses Rabies is probably the only virus where a vaccine is given after you get exposed (technically not infected yet, because you need to get it quickly enough). I was taken in for a post-exposu
307.
by gopalv 5y ago
> Tesla didn’t send an emergency tow truck, but instead directed him to call 911 So about 3 years ago, there was a car which got a wheel stuck in the caltrain crossing near 4th st in SF (they turned right into the tracks without complete
308.
by gopalv 5y ago
> I wonder why those big companies don't hire someone new and train them They don't have enough work to train them on and whatever they have is actually critical enough to need someone experienced. My partner was hired to be a
309.
by gopalv 5y ago
> Reusing inodes is not that uncommon among filesystems I've been through that hell before and it completely sucks. BSD UFS will reuse an inode occasionally if you replace a file in a dir by delete + create (which makes sense, if yo
310.
by gopalv 5y ago
> Measuring is undervalued Goodhart's law has been a problem with measures. “When a measure becomes a target, it ceases to be a good measure.” The problem is that a competitive measure tends to overshadow the utility of the measure
311.
by gopalv 5y ago
This is legitimately fast (7s for 100M), but I'm more interested in the impact of the disk spills when swapping the hardware underneath, because the pointer swizzling is a very page-dirty way of loading data into memory with a memory m
312.
by gopalv 5y ago
> A lot of people presume that if they put in a solid day's work they're going to do just as well as someone who is a "work-a-holic." There are two kinds of workaholics - the ones who enjoy work and those who suffer f
313.
by gopalv 5y ago
> though given how fast multipliers are these days using a prime modulus They are really fast on a single thread, but at least on Xeons I use the mul and modulo seems to have a weak spot with thread parallelism though. To fix a set of t
314.
by gopalv 5y ago
The FST mechanism for using an acyclic graph to store information is very reminiscent of GADDAG[1] structure for Scrabble dictionaries. In my search for interesting problems in the compression space, I ran into quite a lot of genomics resea
315.
by gopalv 5y ago
> If I were them, I'd confirm this by "perf record" or eBPF and/or by disabling transparent huge page compaction The report does look a lot like transparent hugepage defrag moving around memory randomly & system C
316.
by gopalv 5y ago
> If we build plans from operators that work well across large ranges of input distributions and that don't have catastrophic failure modes, then we won't be as reliant on accurate statistics. (TL;DR - there's never enough
317.
by gopalv 5y ago
> good thing about badgerdb in our case is badgerDB data files live on the same filesystem as our file based manifests I think that's pretty much the difference - once you start storing this in a distributed system (like dynamodb),
318.
by gopalv 5y ago
> We wrote a one-off tool to go through our GCS buckets and delete all the files that didn’t have an entry in the manifest. ... > Specifically, we had to ensure two things — every file removed from the manifest has an entry in BadgerD
319.
by gopalv 5y ago
> If it couldn't beat Zoom and FaceTime in that environment I doubt it ever will. Transferring over interactions from in-person to VR wasn't going to be how this was ever going to work. The closest method to in-person won out,
320.
by gopalv 5y ago
> The real problem is that McDonalds corporate forces franchisees to buy a crappy version of the machine that generates huge income for Taylor Wendys also uses the same vendor with a better machine, which is where this starts to look mal
321.
by gopalv 5y ago
> Unless there are thousands of gotras, it must be very common for a prospective bride and groom to overlap. The brahmin communities have a handful of gothras as I understand it (7 or 8, depending on who you ask). The relationship matrix
322.
by gopalv 5y ago
Some of this stuff looks very poorly sourced or misunderstood. > Marrying within the “gotra” is one of the primary reasons for recurring “honour killing” of lovers in India I hope not, because it is such a weird upper-caste nit-pick. &gt
323.
by gopalv 5y ago
> The machineID MUST NOT be an IEEE 802 MAC address. > MAC addresses pose inherent security risks and MUST not be used for node generation. Interesting concern in the distributed generation pathway. I've used MAC addresses in the
324.
by gopalv 5y ago
> Why don’t we use TAI or GPS time for generic world wide coordinated computer time? I think that is valid as long as systems are talking to systems, but the interface with the world (when things are happening in the world) is where the
325.
by gopalv 5y ago
Looking at the setup code here, this looks a lot like SSL reinvented over Kafka (instead of over TCP), which is not a bad thing, just the mechanism feels a lot like you've automated a tcpdump into the protocol by making the handshake p
326.
by gopalv 5y ago
Allocator efficiency was the primary concern in the past (both speed and packing), which is why there are several things in malloc which is obviously bad for allocation safety. The allocators in the past have tried to use the space it is no
327.
by gopalv 5y ago
> demographics of people pre-ordering Cybertruck vs electric F150 The location of the people would be a bigger signal than the demographic (on income or age). An F150 would be bought by someone who does not care about a supercharger netw
328.
by gopalv 5y ago
> simple ATM equity offering There's no equity being offered here, there's no upside on offer at all beyond getting a truck. This money isn't revenue, it is merely a pre-payment towards an NRE for building a car. The best
329.
by gopalv 5y ago
> What's the harm in letting unvaccinated people spread covid amongst themselves? Vaccinated people aren't at risk. Yet > The only concern in theory is that a vaccine-immune covid variant could develop amongst unvaccinated
330.
by gopalv 5y ago
> 99% of their SQL databases probably don't require transactions and ACID behaviour 99% of applications do not require multi-statement transactions or rollbacks, but basic ACID is hard to live without (at least the 'D' and

More ›