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2 yr. ago
  • The Downtime Project is a pretty interesting podcast that covers some large outages and discusses their post-mortem analysises. Worth a listen IMO, very interesting stuff and some good lessons to learn.

  • Kind of difficult to give recommendations on where to start for resoldering, but my first hunch would be cold solder joints somewhere. I have a Kyria from splitkb that I assembled myself that had spotty LEDs on one half which turned out to be a cold joint on one of the surface mount underglow LEDs. Also had no key presses registered on a row that turned out to be a cold joint at the MCU.

    As for general troubleshooting recommendations, if you can get a board schematic that would be immensely beneficial for your efforts as it would show how and to what pins of your MCU everything is connected. With that you can try to identify where the fault might be occurring (e.g. LEDs die after LED 5 in the chain) and focus your efforts before/after that area.

    Failing the board schematic, you may be able to just visually see where the traces connect back to on the PCB, or you could probe it out using continuity mode on a multimeter and reverse engineer the connections.

    Another thing that may aid in diagnosing where the issue lies with the double key presses is figuring out how the key matrix is laid out. For example if you're receiving double presses on only some keys in a single row or column, the issue lies in either that row/column or the MCU pin they connect back to. Again, the board schematic would be really helpful in this regard.

    Best of luck!

  • Crashing and burning (in a non-production environment) is an excellent motivator to develop necessary skills; being unafraid to break things and fix them when they inevitably break helps you get a deeper understanding of how the systems work, for what it's worth.

  • Trying to get started with reverse engineering and binary exploitation by following this guy. My brain hurts, but in a good way!

  • I think this may more for acute vertigo, but have you tried the Epley maneuver?

  • cybersecurity @infosec.pub
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    Videos @lemmy.world
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    Let's Create a Compiler (Pt.1) - YouTube

    cross-posted from: https://lemmy.onlylans.io/post/111903

    I've always understood the concept of compilers turning high-level languages into assembly for CPUs to actually execute, but I've never really considered how that sausage is made.

    In this video series Pixeled pulls back that curtain and describes the logic and rationale on how compilers are actually created for high-level languages.

    Programming @beehaw.org
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    Let's Create a Compiler (Pt.1) - YouTube

    cross-posted from: https://lemmy.onlylans.io/post/111903

    I've always understood the concept of compilers turning high-level languages into assembly for CPUs to actually execute, but I've never really considered how that sausage is made.

    In this video series Pixeled pulls back that curtain and describes the logic and rationale on how compilers are actually created for high-level languages.

  • Not...not quite like that lol. Interesting nonetheless, but I don't think even if I qualified I would volunteer lol.

  • Red Team @infosec.pub
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    From a recent engagement. We turned to hardware implants as an initial access vector to enable remote operations.

  • I loved that book growing up and was so excited when the movie was coming out (on my birthday!)

    To this day, that movie is the only one I legitimately walked out of. It was such a terrible adaptation.

  • Running an RKE cluster as VMs on my ceph+proxmox cluster. Using Rook and external ceph as my storage backend and loving it. I haven't fully migrated all of my services, but thus far it's working well enough for me!

  • Meta (lemmy.onlylans.io) @lemmy.onlylans.io
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    This is a test post

    Please ignore

  • Gorgeous cat...but where are the peppers 🤣

  • I actually, legitimately, laughed out loud at this one 🤣

  • Oh yeah...the sounds were something else lol. The technicians gave me earplugs for mine. It is quite a loud procedure strangely enough. The one benefit was that I was able to request the imagery they took on a disc afterwards and then I was able to 3d print my brain from the imagery!

  • Watching them do the chair was... terrifying... Just seeing the rigging they used stretch and jump up in 200lbf increments gave me sweaty palms.

    I had to get an MRI at the start of the year and told them I had metal permanent retainers and was slightly concerned. They were like "Nah, you're fine." I was like "Okay, just please don't steal my teeth 😬"

  • I blend my sauces in a blender and add a very small amount of xanthan gum to stabilize it and bring it up to the thickness that I want.

  • Hot Peppers @discuss.tchncs.de
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    Pepper Master Ed Currie Tries to Make The World's Hottest Hot Sauce | Epicurious

    Ed Currie is actually a mad man.

  • I don't know how I feel about this personally. On the one hand, I feel like this is a privacy win for those who want it: no watch history means no algorithmic recommendations and (presumably) less data collection for those users. On the other hand, I personally really enjoy the recommendations that YouTube makes for me. Maybe it is the wide variety of content that I watch, but I'm honestly very pleased with the recommendations that YouTube provides. That being said, I feel like the opt-in to algorithmic recommendations is a good thing overall, however I am personally going to leave my watch history enabled.

  • No, I'm seeing the same behavior currently

  • Snoozing

  • She turns into such a puddle on the couch

  • cats @lemmy.world
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    Snoozing

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    I Paid a Taxi $10,000 to See How Far it Takes Me!

    cross-posted from: https://lemmy.onlylans.io/post/40018

    Yes Theory is a larger channel, but I love the positivity they provide. In this video they are able to share a unique experience with Reg and he is so grateful to be able to share the journey. Super cool video, IMO, and would absolutely love to do something like this if given the chance!

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    Poorest Region of America - What It Really Looks Like 🇺🇸

    cross-posted from: https://lemmy.onlylans.io/post/34586

    Right off of my last post about Mozambique from Indigo Traveller, this video talks about the lives of those in Appalachia. Very interesting perspective in my opinion, and goes a great way to discuss the struggles faced with regard to education, industry, and life in general in WV, USA.

    Videos @lemmy.world
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    Walking the Crazy Streets of Mozambique (not safe)

    cross-posted from: https://lemmy.onlylans.io/post/34553

    Indigo Traveller is a great channel who goes to less-travelled parts of the world to shed light on how people live in less fortunate parts of the world.

    I love how he is able to cut through politics and other perspectives to show the human element of the situation of the people on the ground of the places he visits. It's refreshing, and haunting, to see the day-to-day struggles of the people interviewed.

    I wish that more media was cognizant of the individual struggles of those presented within his videos, and that they would talk about ways to assist the countries and people that are highlighted in Indigo Traveller's travels.

    Hampton Roads @lemm.ee
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    Virginia Beach restaurant owner loses 'American dream' after losing business in Oceanfront fire

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    OceanGate Titan Submersible Conclusion

    Red Team @infosec.pub
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    Fuck Cars @lemmy.ml
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    The Dumbest Excuse for Bad Cities

    Not Just Bikes is a great YouTube channel discussing urban planning and walkable infrastructure. If you've not seen his videos before, definitely check him out!

    Podcasts @slrpnk.net
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    Recommend me a podcast similar to The Downtime Project

    cross-posted from: https://lemmy.onlylans.io/post/959

    Good evening all,

    I recently finished listening to a great podcast called The Downtime Project which discusses post-mortems from large companies. The hosts analyze the root causes of the outage, what the company did well, and what the company could have done better.

    I found this format fascinating and learned how to approach complex systems and identify some shortcomings in my own systems that I manage.

    Unfortunately, it looks like there's only one season currently and I'd like to see if there's anything similar that anyone else is listening to.

    Formats similar to this would be awesome, but anything tech-related would peak my interest!

    Meta (lemmy.onlylans.io) @lemmy.onlylans.io
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    Update from Lemmy after the Reddit blackout

    Update from the Lemmy developers after the reddit blackout.