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fierro

542 karma · joined November 16, 2016

Infrastructure @ Column
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fierro··on Ask HN: Why Hacker News?
humor does sometimes get upvoted for sure. But most people just don't come to HN for humor. For me and many others it serves a way to keep a pulse on tech and tech sentiment.
fierro··on The Missing Semester of Your CS Education
I don't think you're wrong that you can learn this stuff on the job, but a "primer" kind of class like this which surveys several useful tools helps new engineers develop pattern matching skills around how to continue self-teaching these kinds of things. Shell/scripty/vim-ey,linux-ey stuff can be really challenging to learn how to learn for some people.
fierro··on Ask HN: I just want to have fun programming again
what games have you developed? Can I play one?
fierro··on Open RuneScape Classic
the wilderness was truly thrilling, PKing eventually became the main draw of the game to me. I will never, ever forget waking up one day to learn that Jagex had essentially removed the wilderness and PvP mechanics to combat Real World Trading. PVP was dead and I was legitimately depressed.
fierro··on Open RuneScape Classic
haha I will 100% read this. I am endlessly fascinated by Runescape and the reasons it held such a grip on so many people. In my opinion, a far different appeal than a more mature game like World of Warcraft. There was something to endearing, innocent, and scary about Runescape, all at the same time.
fierro··on Open RuneScape Classic
this is so sick. Runescape was such an amazing game. I loved how high stakes it was. If you died, you lost your shit permanently. When I was 12 my mom didn't want me to play and wouldn't allow me to use her credit card to buy a membership. I ended up mailing a ten dollar bill to Jagex HQ in the UK for two months of membership.
fierro··on Ask HN: I hate gym. How to stay in shape?
2lb/month of weight gain, including muscle, fat, and water, is very doable for a beginner lifter. 2lb/month of true lean tissue mass is indeed "impossible" without exogenous hormones.
fierro··on Ask HN: I hate gym. How to stay in shape?
staying in shape primarily hinges on maintaining habits. I always tell people to start with taking two 10-minute walks per day. Once you can regularly do that, it's a natural next step to start doing weightlifting workouts, etc. If you literally can not get in the routine of taking two 10-minute walks every day, it's premature to strategize around the gym and weightlifting, etc.
fierro··on Play Counter Strike 1.6, with full multiplayer, in the browser
i wonder how hard it would be to make this work for Counter Strike: Source
fierro··on Instagram’s co-founders are back with Artifact, a kind of TikTok for text
i totally agree. same reason most people pop on Netflix at night instead of read a book
fierro··on AirGradient Open Source Air Quality Monitor for CO2 and PM2.5 Measurements
would love a blog post / tutorial for this set up including the expensive sensors. I think a lot of us who care about air quality don't mind spending a few hundred dollar for cool new data
fierro··on HC-tree is an experimental high-concurrency database back end for SQLite
won't long running write transactions block eachother? Not all apps can avoid the need for these kinds of transactions.
fierro··on HC-tree is an experimental high-concurrency database back end for SQLite
yes this is true, I was imprecise
fierro··on Tailscale bug allowed a person to share nodes from other tailnets without auth
could you not brute force them?
fierro··on HC-tree is an experimental high-concurrency database back end for SQLite
the fact that SQLite is a library (embedded DB) means only one node can access the DB at a time. This would not be appropriate for many apps that require HA.
fierro··on Quitting the rat race
imo a good balance is having the ability to float in between those two worlds. Frequent trips into nature and time amongst modern comforts to recharge and rest.
fierro··on Vim is touch-typing on steroids
totally agree. Also, when developing in complex codebases, being able to shorten the time distance between thinking an action needs to be done and actually doing it means you can keep more ideas in your head rather than spend your CPU cycles on visually moving around your screen, clicking, waiting, etc.
fierro··on [dead]
if you think this isn't fake news, what else are you out there reading and believing
fierro··on Death by vegetable oil: What the studies say (2020)
I see, thx for clarifying
fierro··on Death by vegetable oil: What the studies say (2020)
Fair points. I think the term "processed" does have colloquial value and doesn't usually refer to things like yogurt/cheese/canned beans/etc.
fierro··on Death by vegetable oil: What the studies say (2020)
I agree that there is not consensus in the scientific/medical community about this. You can find MDs who will advise avoiding linoleic acid as a top health prioty (i.e Paul Saladino) and other scientists who do not agree there is sufficient evidence to indict seed oils (i.e Andrew Huberman). Likewise, you can find all sorts of studies.

To address your point about the study I linked -- I think you're mistaken. The LA group did have a significant increase in 8-iso-PGF2alpha urine metabolites, and decrease in nitric oxide metabolites. From the study:

> Urinary excretion of 8-iso-PGF2alpha was significantly increased after the LA diet (170 vs 241 ng/mmol creatinine, P=0.04), whereas the urinary concentration of nitric oxide metabolites decreased (4.2 vs 2.6 mg/mmol creatinine, P=0.03).

also

> In conclusion, the high-LA diet increased oxidative stress and affected endothelial function in a way which may in the long-term predispose to endothelial dysfunction.

fierro··on Death by vegetable oil: What the studies say (2020)
they are cheap due to the scalable industrial processes than enable seed oils to be extracted from comparatively cheap raws (seeds vs. olives/avos) and it's this process that contributes to the negative health outcomes associated with these oils. The extraction process oxidizes the oils and makes them essentially rancid.
fierro··on Death by vegetable oil: What the studies say (2020)
sure if that's a technicality you want to call out. What I meant is -- go down the grocery store snack aisles. Look at the chips, popcorns, cookies, etc. Anything in a brightly colored box in those snack aisles. 100% of the things I'm talking about have seed oils in them.
fierro··on Death by vegetable oil: What the studies say (2020)
seed oils do often require chemical extraction and the method of extraction does matter because it may have effects on the chemical structure of the oil in question. For example, to make canola oil, the seeds are ground at high temperatures to extract a very fragile oil. During this harsh process, the oil is oxidized and then needs to be washed with hexane (a known neurological toxin) and then bleached and deodorized so that the product does not smell rancid (which it is after the processing). Contrast this to cold pressing olives.

As for linoleic acid, it does store in adipose issue and cause oxidative stress and inflammation in humans. Below is one of several papers you can find on this.

A high linoleic acid diet increases oxidative stress in vivo and affects nitric oxide metabolism in humans

https://pubmed.ncbi.nlm.nih.gov/9844997/

fierro··on Death by vegetable oil: What the studies say (2020)
Where do you commonly find seed oils?

- fast food

- nearly all processed snacks (chips, cookies, etc)

Cutting out seed oils is a good heuristic even if only to serve as a compass for avoiding foods that are widely accepted to be unhealthy. If you dig deeper, you may come to the conclusion, as I have, that these foods are unhealthy because of the seeds oils in them (in part).

fierro··on Death by vegetable oil: What the studies say (2020)
it's really not. It's a useful grouping because the methods of extraction differ along these lines. Vegetable oils generally require a chemical intensive process to acquire involving solvents and cleaners. These oils tend to have high levels of linoleic acid which is toxic to humans.
fierro··on Algorithms to Live By – The Computer Science of Human Decisions
shoot you're right. Now I need a divorce :(
fierro··on Algorithms to Live By – The Computer Science of Human Decisions
I am currently 35% the way through of all my Hinge matches, planning on proposing to the next girl I grab drinks with.
fierro··on Algorithms to Live By – The Computer Science of Human Decisions
exactly. The optimal stopping solution maximizes the probability you find the best candidate. That probability ends up being quite low, unfortunately.
fierro··on Alphabet Earnings Report Q3 2022 [pdf]
revenue outside USA will be taking a hit due to current forex trends
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