• ColeSloth@discuss.tchncs.de
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    1 year ago

    It’s at least mostly going away nowadays, but…pulling a fire alarm will not make your school fire sprinklers go off. Getting one sprinkler to go off is just that. One sprinkler. None of the rest will go off.

    Also, fires in a building are never a spot here, a spot there, over there a spot, and just randomly burning patches all over the place. It just grows out and up from its origin point, for the most part. It doesn’t magically plant little patches all over the place. It’s also often times so smoky and so thick with smoke that you quite literally couldn’t see a big portion of fire if it were ten feet in front of you. You feel the heat and maybe see a faint bit of orange glow. Sometimes you don’t even get to see that.

    • EnderMB@lemmy.world
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      1 year ago

      I remember my university orientation so vividly, because I was sat next to several people that were taking the “Game Development” degree. They spent the entire orientation talking about what consoles they brought with them.

      Two weeks later, they were all gone. The course was arguably harder than my CS course, based on some of the required classes they had to take. I think the dropout rate over the full degree was ~90%. CS was high, sure, but barely anyone actually graduated with the Game Development degree.

      Game dev is hard, and I’m yet to meet a game dev that didn’t bemoan how utterly ruthless it was.

  • rand_alpha19@moist.catsweat.com
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    1 year ago

    No, replacing your HVAC or control systems will not magically fix the engineering issues present in your home/building. You will have to compensate for poor design indefinitely unless you want to demolish and start over.

    • BearOfaTime@lemm.ee
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      1 year ago

      Oh fuck, improperly designed HVAC + changes made to a building that really fuck it up… There’s no fixing that folks.

      “This one room is always hot!” Well, there’s no return, the door’s always closed, and oh, someone replaced the door 20 years ago and now there’s only a 1/4" gap between it and the floor. No, “turning up the fan speed” isn’t going to fix it.

      • brygphilomena@lemmy.world
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        1 year ago

        Transom windows. I don’t know why they aren’t common. But they make it easy to close a door but still allow airflow through the house.

        • toddestan@lemm.ee
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          1 year ago

          Because modern houses really don’t give any thoughts about airflow or natural cooling. Heck, even getting the AC compressor installed on a side of the house where it doesn’t get baked in the afternoon sun is too much to ask for.

  • mozz@mbin.grits.dev
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    1 year ago

    Maybe I am preaching to the choir on Lemmy, but:

    Do your security updates and use different passwords for different sites.

    I know it’s a pain in the ass, although it’s a much smaller one than you’re making it sound. But yes it is important, yes the “hackers” will come after you (or more accurately their automated systems will that come after everybody).

  • spicy pancake@lemmy.zip
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    1 year ago

    Radioactive contamination: things don’t transfer the property of radioactivity to everything they touch and/or irradiate. If that were the case, the entire Earth universe would have become radioactive gray goo long, long ago.

    When radiation workers talk about “contamination,” we mean radioactive compounds have physically transferred from one object onto/into another. For example, tools becoming contaminated with radioactive metal dust from equipment they touch, or clothing absorbing radioactive iodine gas from the air.

    There is a form of radiation called neutron radiation that does make some formerly stable things (mainly metals) radioactive. This isn’t something you’re likely to encounter unless you’re a specific type of radiation worker, however.

    This is mainly gear-grindy to me because the reason we don’t have gamma-sterilized produce in the US is completely unfounded fear that gamma irradiation “contaminates” everything it touches. So we could be having lovely fresh strawberries and peppers that last weeks longer than they usually do, but no, we can’t because rAdIaTiOn ScArY 🙄

    • overcast5348@lemmy.world
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      1 year ago

      What about contamination in disaster sites like Chernobyl or Fukushima? Is that also mainly radioactive substances that we’re spread around the area by air/water making the whole place dangerous to live or are other previously-non-radioactive objects radioactive now?

      • dgmib@lemmy.world
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        1 year ago

        Yea basically the main contamination issue is that radioactive substances were spread around. Contamination of the surrounding area isn’t the only issue we have to deal with, nor is it the most serious, but it is generally is the most costly remediate.

        The contamination problem is caused by radioactive matter spewed into the air and settling on the trees, buildings, ground etc… in the surrounding area.

        The main remediation strategy is to remove everything in the surrounding area including the top ~3 ft or so of soil of the and haul it off to an underground landfill to slowly decay for at least a few hundred years safely separated from humans.

    • niktemadur@lemmy.world
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      1 year ago

      Physics/nuclear literacy in the general public around the world is lower than bad, even many scientists from other fields seem to be genuinely uninformed or misinformed, then posting wrong and often alarming interpretations in social media, which laymen give weight to because “it’s coming from a scientist”, never mind that their expertise may be in areas of biology or astronomy, nothing to do with the subject they are posting about. And they themselves might have gotten their bad info/interpretation from other figures in academia.

    • Croquette@sh.itjust.works
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      1 year ago

      Now that you mention it, it does make sense but I never t thought that you could sterilize food with radioactivity.

  • sbv@sh.itjust.works
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    1 year ago

    Electronic voting is a terrible idea. Lil’ bits of paper with representatives watching the vote counters is a pretty solid system. There’s no problem there that needs to be fixed.

    I say this as a Canadian who has volunteered as an observer in federal elections. I know Americans have their thing going on, but seriously. Paper ballots all the way.

    • yamanii@lemmy.world
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      1 year ago

      Brazilian elections continue to be fine for decades, this fear mongering is precisely what the right does whenever they lose.

      If code was impossible to make safe banks would still be doing manual labour and ATMs would’ve been phased out.

      • emergencyfood@sh.itjust.works
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        1 year ago

        If code was impossible to make safe banks would still be doing manual labour and ATMs would’ve been phased out.

        Financial transactions are logged and the logs maintained for a certain number of years. You can definitely use a similar system for voting when the stakes are low - local elections, for example. But an electronic voting system cannot be both secret and verifiable. In practice you make finding out how someone voted as hard as possible, and hope that a future government will not put in the effort to crack your system. All of which is completely unnecessary when paper ballots exist, and can be both secret and verifiable.

        • wolfpack86@lemmy.world
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          1 year ago

          Local elections are not low stakes. Most of the services you receive are from the municipality you live in.

          Just because they’re less polarizing doesn’t mean the stakes are lower.

    • MajorHavoc@programming.dev
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      1 year ago

      As a software development expert, I take issue with

      “our entire field is bad at what we do, and if you rely on us, everyone will die.”

      That’s way off base.

      She under-stated the hell out of that.

      Our average practitioner is bad at both their own job, and at the jobs of those whose lives their shoddy work complicates.

      Anyone trusting us with their lives or livelihood should be very very alarmed.

      We’re also now producing artificial intelligence tools that allow us to do equally shoddy work, but now in dramatically greater quantity.

    • CanadaPlus@lemmy.sdf.org
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      1 year ago

      I’ve been there too. It’s works pretty good. Voting machines don’t always for whatever reason, even though it’s a simple problem.

      I don’t really buy the conspiracy theories, but it should be waaay down the list of things that need automation, since it’s only occasional.

      • Croquette@sh.itjust.works
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        1 year ago

        This is naive me, but having a robust, online voting system would make it a lot easier for direct democracy.

        But we would also have to pressure politicians into using that system.

        • CanadaPlus@lemmy.sdf.org
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          1 year ago

          I actually question if direct democracy would be good, after the amount of exposure to typical voters I’ve had, lol. Representatives can be questionable, but at least they know what they’re deciding on.

          Autocracy is just completely awful and depressing, though. No doubt about that.

    • Sylvartas@lemmy.world
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      1 year ago

      I have never volunteered to count or observe elections. However I am a professional programmer, and I absolutely agree, electronic voting opens up tons of new attacks, whereas paper voting “security” is basically a solved problem at this point

  • Uninformed_Tyler@lemmy.world
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    1 year ago

    Everyone gets older. Everyones body breaks down eventually. The amount of elderly who have said “I never thought something like this would happen to me”. Look around Edna! What made you think you were going to avoid what happens to everyone else!?

    • CanadaPlus@lemmy.sdf.org
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      1 year ago

      “Everything that happens happens to someone else”

      Also the reason people don’t buy even the most basic insurance, or take even to most basic disaster preparedness steps.

  • ssm@lemmy.sdf.org
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    1 year ago

    Software doesn’t age, it doesn’t make sense for your computer to become slower as it becomes older. (some) Software just becomes more shitty and bloated with every release, which is what you’re experiencing.

    • Captain Aggravated@sh.itjust.works
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      1 year ago

      I think there’s room for an exception here: operating systems or other software that handles a large number of files could bog down with use as the number and size of files grow with time.

      • WhyJiffie@sh.itjust.works
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        1 year ago

        Doesn’t help with the bloated web and local webapps, though. Also, you’ll need to choose from a set of desktop environments that were made with lower resource usage in mind. Also don’t forget that while linux is often faster, a slow drive is still a slow drive and it can help only so much if you keep your OS and heavyweight software on a HDD.

  • Knossos@lemmy.world
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    1 year ago

    Something doesn’t work in a particular piece of software. “Don’t they test their program?”. “All they need to do is X, obviously they don’t know how to code!”.

    Sometimes it isn’t as easy as you think.

      • hperrin@lemmy.world
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        1 year ago

        Known issues that don’t interfere with the critical user stories are usually not prioritized. They should be disclosed, and even better if workarounds are published, but fixing them usually isn’t in the budget.

        • intensely_human@lemm.ee
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          1 year ago

          Since February the Uber Driver app has had a bug where elements from the “not in a trip right now” UI state render over top of the “in a trip and navigating” UI state.

          It means that the user can’t see the text for the next turn, and also can’t see the direction of the next turn.

          However there’s a workaround because they can see the distance to the next turn and once they’re close they can see which way route line goes.

      • DontTakeMySky@lemmy.world
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        1 year ago

        Sometimes you have to make a tradeoff and focus on the golden path, which means comprehensive testing has to be skipped or bugs have to be explicitly left in.

        Yes it’s bad. Yes it sucks. But it’s that or nothing gets released at all.

        (I wish it wasn’t that way. I try hard to make sure it isn’t that way at my job, but for now that’s how it is)

  • mriormro@lemmy.world
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    1 year ago

    I do not literally build buildings. I design them, I document them for construction, I collaborate with other people who do actually build the buildings to make sure everything’s on the level.

  • norimee@lemmy.world
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    1 year ago

    Medicine is not an exact sience. Every human body is different and will react different to treatment or show different symptoms.

    That your doctor couldn’t diagnose you right away or a treatment is not working for you as wanted (or as it did for your neighbor) has most often nothing to do with the competence of the medical personel but with the fact, that your body is not a massproduced machine but 100% unique a änd individual biological mass.

    • Citizen@lemmy.ml
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      1 year ago

      And now I am thinking how the mrna “vaccines” must have worked for every person or else…

    • smb@lemmy.ml
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      1 year ago

      that is only partly true, health system (here) also proposes to make false diagnoses for making money while the really needed treatment is underpayed or not payed at all or - in some cases - not payed at all if some facts change “after” the diagnosis so that the involved doctors spent time and money while afterwards not beeing payed at all. doctors doing false diagnoses (here) are mainly following the systems suggestion to skip real treatment but instead abuse patients.

      • norimee@lemmy.world
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        1 year ago

        That is a pretty big accusation you are putting on health care professionals.

        Of course the cost often is a deciding factor on what treatment is possible. I’ve seen this in european hospitals as well, that we couldn’t run certain diagnostics or give certain medications because they were too expensive and would mean the hospital spends more than it gets for the patient.

        But what you are saying is that doctors and in consequence nurses, medical technicians and all kind of medical staff are all in on a conspiracy to MISDIAGNOSE ON PURPOUS (!!) causing bodily harm (again on purpous) to their patients in order to get payed by insurance?

        Please provide reliable sources and proof for this accusation of significant criminal activity that is apparently the norm in your (“here” means the US I assume?) Health care system.

        I understand that your health care system is wack. But the fish stinks from the head and that’s usually not the medical staff providing your care, which you are accusing of serious crimes here.

      • Halosheep@lemm.ee
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        1 year ago

        I feel like you’d have a better conspiracy statement if you at least spelled paid correctly.

  • captainlezbian@lemmy.world
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    1 year ago

    The speed of the conveyor belt does not impact the cycle time. No you cannot fucking slow down the conveyor belt to make it so you can work slower. You can’t speed it up to make people work faster. The speed of the fucking conveyor belt determines how long the things stay on the fucking conveyor belt. If it’s too slow things just stack up on it

    Sorry, fucking line workers, managers, and executives in a factory…

    • philpo@feddit.de
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      1 year ago

      Currently working on one. Shifts nearly over. Am a CritCare certified provider.

      Didn’t see a single remotely sick patient today even though we ran calls back to back for most of the day.

      • eestileib@sh.itjust.works
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        1 year ago

        I’ve been one of those calls. Woke up with chest pain and pain in my left upper arm. Called 911.

        Diagnosis was heartburn+slept wrong.

          • ehxor@lemmy.ca
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            1 year ago

            Yeah that’s reasonable. A reasonable person could see how that could look like something life threatening until examined by a health care provider.

            Knee pain you’ve had for a month? Had a panic attack yesterday? Pain because you just had surgery and don’t want to take your pain medications? This is more what I’m talking about

            • philpo@feddit.de
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              1 year ago

              Todays results:

              • Diarrhea for a week. Didn’t think he needs to see a GP but today he felt it does not get better and he needs to see someone now.

              • Diarrhea and didn’t feel good. Yeah. That’s it.

              • Had a fall three days ago. Now the elbow hurts. Does not want to go to the GP/ED,but now the daughter has arrived and basically forced the patient.

              • Fall. Zero injuries. But the nursing home wanted to get

              • Another fall yesterday. Zero pain when not moving, minimal pain in slight bruise.

              To be fair we had a massive multi vehicle (5 cars) accident as the last call (5min before the end of our shift) that required helicopter backup and everything (severe brain, spine, thorax and abdo trauma). But still…

  • HobbitFoot @thelemmy.club
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    1 year ago

    Factors of safety are defined to deal with the probability of things going wrong in a manner that is acceptable to society based on a body of knowledge and experimentation. You can’t just define your own.

    Also, just because something is designed for a specific load doesn’t mean it will fail at that load.