i.e. some stuff and junk about Python, Perl, Matlab, Ruby, Mac X, Linux, Solaris, ...
Saturday, July 20, 2024
gentoo sane printer HP color Laser Jet Pro MFP M283fdw
Install `net-print/hplip` and make sure to set USE flags to include "scanner". Without that scanner will not work with xsane.
Friday, July 19, 2024
Gentoo printer manager missing in xfce4
Install
app-admin/system-config-printer
gentoo cups "Unable to print test page: No such file or directory"
Had to install
net-print/cups-filters
gentoo arch-chroot not working for gui appliacations
chroot from gentoo to arch:
More: https://unix.stackexchange.com/a/47579/90216 Use xauth info to find the correct XAUTHORITY file path.
XAUTHORITY=/root/.xauthcOumRQ arch-chroot /mnt/arch/
More: https://unix.stackexchange.com/a/47579/90216 Use xauth info to find the correct XAUTHORITY file path.
Fedora LXQT autologin
Edit /etc/sddm.conf
Add
where DENAME must be replaced with the name of one of the files found under /usr/share/xsessions/ or /usr/share/wayland-sessions/
More at : https://wiki.debian.org/SDDM#Enable_autologin
Add
[Autologin]
User=USERNAME
Session=DENAME.desktop
Relogin=false
where DENAME must be replaced with the name of one of the files found under /usr/share/xsessions/ or /usr/share/wayland-sessions/
More at : https://wiki.debian.org/SDDM#Enable_autologin
Thursday, July 18, 2024
Gentoo xfce4 udisks2 can't mount usb without root
As explained in https://unix.stackexchange.com/a/519979:
Just created `/etc/polkit-1/rules.d/50-udisks.rules` with
Just created `/etc/polkit-1/rules.d/50-udisks.rules` with
polkit.addRule(function(action, subject) {
var YES = polkit.Result.YES;
var permission = {
// only required for udisks1:
"org.freedesktop.udisks.filesystem-mount": YES,
"org.freedesktop.udisks.filesystem-mount-system-internal": YES,
"org.freedesktop.udisks.luks-unlock": YES,
"org.freedesktop.udisks.drive-eject": YES,
"org.freedesktop.udisks.drive-detach": YES,
// only required for udisks2:
"org.freedesktop.udisks2.filesystem-mount": YES,
"org.freedesktop.udisks2.filesystem-mount-system": YES,
"org.freedesktop.udisks2.encrypted-unlock": YES,
"org.freedesktop.udisks2.eject-media": YES,
"org.freedesktop.udisks2.power-off-drive": YES,
// required for udisks2 if using udiskie from another seat (e.g. systemd):
"org.freedesktop.udisks2.filesystem-mount-other-seat": YES,
"org.freedesktop.udisks2.encrypted-unlock-other-seat": YES,
"org.freedesktop.udisks2.eject-media-other-seat": YES,
"org.freedesktop.udisks2.power-off-drive-other-seat": YES
};
if (subject.isInGroup("users")) {
return permission[action.id];
}
});
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