• dellish@lemmy.world
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    6 days ago

    Lego. Lego from now will still mate with Lego from 40 years ago without a problem. Apart from a growing number of shapes, the basic blocks are still the foundation of everything sold today.

  • lemming741@lemmy.world
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    6 days ago

    Solid body electric guitars- the first models have been in continuous production and are still available.

    https://en.wikipedia.org/wiki/Fender_Telecaster

    https://en.wikipedia.org/wiki/Gibson_Les_Paul

    There were earlier “electric guitars” but I’m thinking all inventions build on previous creations. I don’t think you’ll find many pure answers to OPs question. I think the closest you’ll find is going to be an advancement that produced a single step change in design that flattened the innovation curve forever after. I think the microwave oven was a great example.

    Electric fuses also come to mind. Little has changed since 1890.

    • notarobot@lemmy.zip
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      6 days ago

      Really? I tried a bunch of time and don’t see the appeal. I haven found any like category filtering so I can’t subscible to like just tech or whatever. I think I’m doing it wrong

      • ☂️-@lemmy.ml
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        6 days ago

        you are supposed to get the feeds from the sites you visit, and build a single feed from that. basically build one feed from the various communities you follow.

        • Waraugh@lemmy.dbzer0.com
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          5 days ago

          I want a scrolling news crawler thing on my home assistance dashboard and getting a functional rss integration working with it has been more challenging than anything else I’ve done and I’ve automated a lot, put together an entire camera and alarm system together for my residence, made a little dopamine game that shows me my daily score for Todoist tasks I get done, etc, etc. I think it frustrates me so much because I thought it would be a fun side project to work on between more challenging pursuits while learning the system and it’s all that still persists.

          Edit: looks like this guide just came out a month ago, maybe it will help me get there. https://youtu.be/CK5tyvrt7pw

      • mic_check_one_two@lemmy.dbzer0.com
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        6 days ago

        The goal is to treat the various sources as potential sources, just like you subscribe to communities here. Instead of subscribing to a tech community, you can subscribe to the various tech news sites that you enjoy.

  • kunaltyagi@programming.dev
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    6 days ago

    🧷 Safety pin. There has been a little change in the safety cap but that’s to save material not functionality or manufacturing.

    The entire process is the same:

    1. Take wire, cut it
    2. Smash one end flat
    3. ?? (Bend the wire and fold the smashed end)
    4. Profit
  • krysel@lemmy.ml
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    6 days ago

    Wireguard. I haven’t heard of any huge changes to it over the years. And it somehow just works

    • mic_check_one_two@lemmy.dbzer0.com
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      6 days ago

      My work WiFi blocks WireGuard and OpenVPN connections, which is a huge bummer. I just want to be able to connect to my NAS while I’m at work, but IT doesn’t want to hear that.

      At least I can still use IKEv2 with my commercial VPN, so my employer can’t see how much I browse on Lemmy throughout the day.

      • zephiriz@lemmy.ml
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        6 days ago

        I may be wrong on how they “detect” VPN traffic but the lazy way would be to block the common “default” ports used by those services. If they are just blocking this port you could change what port you use. While it does come with its own issues as its a common scanned port changing the port to something like 80 or 443 and “look” like normal internet traffic. Might get around their block.

        • pishadoot@sh.itjust.works
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          6 days ago

          There’s a few ways to “detect” VPN traffic, and you’re missing some but port blocking is one of them. Rerouting over 443 is a possible workaround, but depending on the network architecture they can still detect VPN traffic using deep packet inspection.

          Blocking ports is a very simple mechanism to prevent things and it doesn’t take long for a business to grow into IT management that involves more sophisticated methods like DPI.

          VPN protocols have distinguishable packet headers/metadata/handshakes/etc. DPI can easily identify and block those, or any other known protocols, if they have it configured to do so.

          • zephiriz@lemmy.ml
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            5 days ago

            Ah nice to know. I’m just an amateur hobbyists. I just remember years ago the company I worked for(somewhat large) blocked ports 80 and 443 but left almost everything else open. Stop employees from browsing the web. I went home hosted a web page served on some random high port that worked as a proxy and loaded pages I wanted then used it to play flash ( shows my age) games at work to kill time. Looking back guess I could of gotten into some shit but no longer work for them. It was a fun time though.

    • Scrath@lemmy.dbzer0.com
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      6 days ago

      Meanwhile I just tried to set up a VPN connection for my laptop and can’t get wireguard to work properly

  • I Cast Fist@programming.dev
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    7 days ago

    I think sewing machines would count? They certainly got a hell lot more “portable”, but the basic design hasn’t changed much since the 1880s. Those things are little mechanical marvels

    • kossa@feddit.org
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      6 days ago

      Well, for “normal” ones they changed a lot about the lower thread. Also there came overlock machines to make life easier for certain stitches.

      But nonetheless, they are marvelous machines, I love them so much. It is mechanic porn, and granted, the design of the old ones was perfect. Don’t need all that plastic 😅

  • Bobo The Great@startrek.website
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    5 days ago

    Maybe not perfect upon conception, but after a couple of decades from common adoption, the bicycle really didn’t change much. Sure, you can use lighter and more advanced materials, you can add an electric motor to it (though I wouldn’t classify it as a bycicle) but you can probably take a 100 years old bike and it would work just as good as a modern one.

    • Infrapink@thebrainbin.org
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      7 days ago

      It also too about 100 years to reach the modern design of rubber tyres and a drive train, with the rider sitting slightly forward of the rear axle and well behind the front wheel.

    • Fredthefishlord@lemmy.blahaj.zone
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      6 days ago

      Have you seen belt drive bikes? Not the electric ones. Pretty cool stuff, much lower maintenance. Also internal gear hubs. There’s still innovation happening in bicycles to make them stronger against abuse

      • Korhaka@sopuli.xyz
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        6 days ago

        I did almost consider an internal gear hub for my bike but they are not common so not sure if parts of maintenance may be difficult to come by. Also not really sure how I could fit one myself. Maybe some day though, I think some can manage quite a few gears.

        Fine with a chain though, mine is wax instead of oil lubricated.

        • sem@piefed.blahaj.zone
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          6 days ago

          They are a pain if they ever break. You basically have to replace it or get a specialist to work on it.

          • Korhaka@sopuli.xyz
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            6 days ago

            Don’t they last a long time though? Presumably even more so if you are someone that benefits from a lower maintenance option. I use my bike multiple times a week, cleaning it after every use is just impractical and I often go out when it’s raining.

            • sem@piefed.blahaj.zone
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              5 days ago

              Yes they do last a long time. They can be a great option. Just not easy to fix if something goes wrong.

              You don’t have to clean a regular chain that often, but it will last longer if you do. A regular chain is perfectly fine to use in the rain / snow/ etc.

              In my mind, I know the chain and cassettes will wear out, so when they do, I would rather have ones I can replace myself. But an internal geared hub is a great option as well. It is lower maintenance, but with the trade off that it is difficult to work on.

              • Korhaka@sopuli.xyz
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                5 days ago

                I looked at prices for internal hubs with a decent number of gears, ahh fuck that! Its more than half the cost of my entire bike.

                Think I will stick with what I have now then, I get the full gear range at like a tenth of the cost. Learning to do maintenance on it sometime might be a good idea though.

        • Fredthefishlord@lemmy.blahaj.zone
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          6 days ago

          I only bought it because it’s necessary for belt drive, and I wanted a maintenance free commuter. My coworker also has one as a daily commuter, though on a traditional chain drive, and hasn’t had any issues with it.

          Mine is new so I can’t speak to maintenance

    • Matty Roses@lemmygrad.ml
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      6 days ago

      Disagree - it’s amazing me, buying a road bike for the first time in 10 years, just how much frames have changed in that time.

    • nova_ad_vitum@lemmy.ca
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      5 days ago

      I mean this thread is about tech that was perfect from it’s inception to the point where it didn’t or barely improved. Nothing could be further from the truth, transistor tech has had literally trillions of dollars and millions of smart people’s careers poured into it, and semiconductor IC manufacturing is now the most complicated single activity that our species does.

  • balsoft@lemmy.ml
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    6 days ago

    It’s very niche, but the only thing I could come up with is Kvevri, a traditional Georgian winemaking vessel. They’re sold today (and still used for their stated purpose, aging wine), I’ve personally seen kvevris with the exact same shape buried in a wine cellar of 12th century monastery, and at least going by the article they’re like 8000 years old, and haven’t changed much in that time.

    My other ideas were:

    • Bricks (turns out the earliest sun-dried mudbricks, which are very different from modern ones)
    • Concrete (turns out it changed a whole lot since the Romans, modern concrete is much easier to pour, sets faster and is much stronger)
    • Nuts & bolts (initially were hand-crafted and non-interchangeable - yuck!)
    • Knives (I’ll let knife enthusiasts speak about that one)
  • antrosapien@lemmy.ml
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    6 days ago

    Alternator Since its invention, the basic principle remained same, we are just finding a fancier ways to rotate it