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Activity for matthewsnyder‭

Type On... Excerpt Status Date
Comment Post #289380 It seems like "encryption" doesn't really answer my question in that case.
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9 months ago
Edit Post #289441 Initial revision 9 months ago
Question Static IP on wired LAN
I have an Arch Linux machine connected to a LAN by ethernet. The router runs OpenWRT. DHCP assigns IPs to this machine like `192.168.1.` - quite typical. I want the IP to always be `192.168.1.10`. Ideally, I would like to do this through configuration on the machine only, without configuring an...
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9 months ago
Comment Post #289432 Since it works on Windows, it must not be a hardware issue. Next step would be, is it your config or Ubuntu itself. To settle that, what happens with an Ubuntu LiveCD?
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9 months ago
Comment Post #289380 What I'm saying is, the logic in this answer appears to be: > Encrypt the SSD, and then it doesn't matter if people can recover the data because they wouldn't be able to decrypt it However, the flaw in this logic appears to be: > If your encryption key happens to leak, you can no longer cons...
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9 months ago
Comment Post #289401 There is no such command. ``` $ systemctl start-follow Unknown command verb start-follow. ```
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9 months ago
Edit Post #289425 Initial revision 9 months ago
Answer A: How do I make media keys work with PipeWire?
I was able to make this work with: ``` bindsym XF86AudioRaiseVolume exec --no-startup-id wpctl set-volume -l 1 @DEFAULTAUDIOSINK@ 5%+ bindsym XF86AudioLowerVolume exec --no-startup-id wpctl set-volume @DEFAULTAUDIOSINK@ 5%- bindsym XF86AudioMute exec --no-startup-id wpctl set-mute @DEFAULTAUDIO...
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9 months ago
Edit Post #289385 Initial revision 9 months ago
Answer A: How do you eval SSH agent output in fish?
There are three options. I will list them from least practical to most, because I don't want people to stop reading halfway through :) Parse ssh-agent output with your custom script and re-print it in fish syntax. Always straightforward, but technically makes too many assumptions about the exact ...
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9 months ago
Edit Post #289384 Initial revision 9 months ago
Question How do you eval SSH agent output in fish?
SSH agent prints some envar commands for sourcing in a shell. However, these are bash-style, and I use fish. Fish barfs at the bash syntax. How can I fix it?
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9 months ago
Edit Post #289383 Initial revision 9 months ago
Answer A: SSH key added to agent, but keeps asking for password
After some digging, I was able to figure out the problem. I actually have multiple keys. In Kwallet, I noticed that one of them has the wrong passphrase. So looks like I put the passphrase of Key X for both keys X and Y, and now Y is failing (because that's the wrong passphrase). It looks like Kwalle...
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9 months ago
Edit Post #289382 Initial revision 9 months ago
Question SSH key added to agent, but keeps asking for password
I have my key added to `ssh-agent` and they show up in `ssh-add -l`. When I try to actually SSH to a host that requires the key, I still get prompted for a password. I enter it again and again and it seemingly refuses to cache it. Frustratingly, this configuration is copied between several compute...
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9 months ago
Comment Post #289380 Of course, you would still have the secure erase problem if you leaked the key, because you can no longer consider the cryptodisk secure. I get that there is variation between hardware implementations. For that matter, same could be said for magnetic HDDs. But at the end of the day, I doubt all th...
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9 months ago
Edit Post #289378 Post edited:
9 months ago
Edit Post #289378 Initial revision 9 months ago
Question How to securely erase data from a thumb (solid state) drive
How do you securely erase data from a thumb (USB/flash) drive? With traditional (magnetic/spinny) hard drives, it used to be that you could use various tools to simply overwrite with random data, and make it unrecoverable. You even have tools like `shred` that can do it for a specific file. Man...
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9 months ago
Edit Post #289354 Post edited:
9 months ago
Comment Post #289354 Let me edit the answer. I figured the cache would be easy to figure out from what I posted, but sounds like it's not.
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9 months ago
Comment Post #289354 Honestly, I've ran into such issues with it as well. It seems like `xdg-open` is supposed to be the final word, but sometimes isn't. I despise this tool for that reason, but we seem stuck with it. The file associations are actually cached, and I think after changing one you also have to reload the...
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9 months ago
Edit Post #289370 Initial revision 9 months ago
Question What does Gnome Disks "erase" do?
When formatting drives with Gnome Disks, there is an option to "Erase". The help text says this takes longer, but "completely" erases data. What exactly does this option do? Is there a CLI equivalent to it?
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9 months ago
Edit Post #289354 Initial revision 9 months ago
Answer A: How to change the default app for opening directories in Gnome?
I don't use Gnome, but I'm guessing it relies on `xdg-open` to figure out what program to use. Your first step would be to do `xdg-open ` to see if it uses the same incorrect program. If so, great - you can troubleshoot xdg-open. If not, Gnome decided to write their own file association resolver t...
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9 months ago
Edit Post #289302 Initial revision 10 months ago
Question How to let systemd user unit see keys in SSH agent?
I have a script that does `git fetch` for a repository. When I run this in my shell it works fine. I want to run it in a systemd user unit. However, I am using an SSH url, and the systemd unit fails with `fatal: Could not read from remote repository.'` (Git exit code 128). This is probably beca...
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10 months ago
Edit Post #289301 Initial revision 10 months ago
Question Starts systemd service and follow log
I can start services with `systemctl start`. I can see logs with `systemctl status` or `journalctl`. But by the time I run the second the process has already started. I'd like to `start` a service and immediately be dropped into the live log from it, similar to `docker run` for example. How can I do ...
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10 months ago
Comment Post #289300 And furthermore, systemd should be destroyed. :)
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10 months ago
Edit Post #289300 Initial revision 10 months ago
Question How to create systemd unit that depends on a website being up?
I'm going to write some systemd services. All of these can only be run if a certain website is up. I thought I could create a `/.config/systemd/user/website.service` this: ``` [Unit] Description=Confirm that example is up Wants=network-online.target After=network-online.target nss-lookup.targe...
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10 months ago
Edit Post #289227 Initial revision 10 months ago
Question GUI apps stop working until next boot after some system upgrades
My system occasionally has an issue that looks like this: I run `pacman -Syu` Many things get updated Many GUI apps (including all display managers and Xorg) start refusing to run and throw up OpenGL errors, if I try to restart the display manager I get stuck in TTY with no GUI At next rebo...
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10 months ago
Edit Post #289201 Initial revision 10 months ago
Question What does the "Valid" column mean in the output of "faillock"?
I was looking into unlocking my login after too many incorrect password attempts. I found this post about it. Doing `faillock -user $(whoami) --reset` did indeed unlock the login. However, what exactly is the output of `faillock` and how do I interpret it? When I ran it while I was locked out, ...
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10 months ago
Edit Post #289105 Post edited:
The answer is very different for not-gnome
10 months ago
Edit Post #289140 Initial revision 10 months ago
Question How to change keyboard layout without a DE?
I am running X on Arch Linux without a desktop environment, only i3. Sometimes I need to switch between typing in different languages. How do I switch my keyboard layout?
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10 months ago
Suggested Edit Post #289105 Suggested edit:
The answer is very different for not-gnome
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helpful 10 months ago
Edit Post #289138 Initial revision 10 months ago
Answer A: How can I change the timeout after too many incorrect login attempts?
This appears to be set by the option `unlocktime` in `/etc/security/faillock.conf`.
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10 months ago
Edit Post #289137 Initial revision 10 months ago
Answer A: Increase incorrect login attempts before locking account
This appears to be set by the option `deny` in `/etc/security/faillock.conf`.
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10 months ago
Edit Post #289136 Initial revision 10 months ago
Question How can I change the timeout after too many incorrect login attempts?
When I enter the login password incorrectly 3 times, my computer locks me out from attempting a login for 10 minutes. How can I change the timeout?
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10 months ago
Edit Post #289135 Initial revision 10 months ago
Question Increase incorrect login attempts before locking account
When I enter the login password incorrectly 3 times, my computer locks me out from attempting a login for 10 minutes. How can I increase the number of attempts?
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10 months ago