KiranWells

I’m a Christian and software engineer; I create random graphics projects and websites. Feel free to ask me for help with programming, or about my faith!

  • 4 Posts
  • 61 Comments
Joined 1 year ago
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Cake day: June 12th, 2023

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  • For anyone who is confused: This is exploiting an old soundness bug in the Rust compiler that is still present. The GitHub issue page has this comment from maintainers:

    we already had a crate published on crates.io before which used this bug to transmute in safe code, see #25860 (comment).

    this issue is a priority to fix for the types team and has been so for years now. there is a reason for why it is not yet fixed. fixing it relies on where-bounds on binders which are blocked on the next-generation trait solver. we are actively working on this and cannot fix the unsoundness before it’s done.






  • For anyone who is still confused about what causes this: Firefox launches copies of itself when creating new website instances (usually when loading a website that has not already been loaded). Because of this, if it is updated in the background (through any means; I usually see this after a manual system update), Firefox has to restart when you try and load a new site because it cannot create any compatible copies of itself, since the old version is the one that is still running and the copies would use the new (updated) version.

    The solution is to only update when Firefox is closed, or restart it when it asks.









  • KiranWellstoLinux@lemmy.ml*Permanently Deleted*
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    1 year ago

    My computer was taking too long to start up, which I interpreted as failing to boot, but in hindsight was probably just my hard drive being slow. So, I booted into recovery mode, and ran an update. At one point, apt said “there are unnecessary packages” and would I like to remove them? I figured that apt knew better than I did (after all, maybe a package dropped a dependency), so I said yes.

    It was after I noticed the very large number of packages that I suspected I messed up. Turns out, apt uninstalled the entire desktop environment, and network manager, so I had to boot into a USB drive with Network Manager installed, chroot into my main drive, and reinstall plasma. As a bonus, I think I missed the main group for the plasma desktop and only installed only most of it, so some of my extensions just didn’t work anymore.





  • Not all ad blockers remove elements from web pages, and if they acted that predictably you could detect the ad blocker by detecting whether an expected element is hidden.

    I have not looked through an ad blocker’s code, but I don’t believe it is that simple.


  • KiranWellstome_irl@lemmy.ml*Permanently Deleted*
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    1 year ago

    This already exists - @soatok@furry.engineer’s blog already has a popup about not having an adblocker, although it is easy to dismiss. It’s probably a bad idea to block content based on not having one, as detecting ad blockers is a losing battle (as YouTube is learning).