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--- linux [2025/06/11 01:29] – [nspawn] ealmr
+++ linux [2025/06/11 02:21] (current) – [nspawn] ealmr
@@ Line 1: / Line 1: @@
+====== nspawn ======
+create Arch Linux container:
+  wget https://mirror.rackspace.com/archlinux/iso/latest/archlinux-bootstrap-x86_64.tar.zst
+  #setup pacman:
+  pacman-key --init
+  pacman-key --populate
+  #enable container:
+  systemctl enable systemd-nspawn@arch
+create Debian container:
+  debootstrap --include=dbus,libpam-systemd stable /var/lib/machines/debian [mirror]
+  #modify password
+  chroot /var/lib/machines/debian
+  passwd
+====== virt-manager ======
+enable Debian guest serial console:
+  systemctl enable --now [email protected]
+====== Wine ======
+enable CJK fonts:
+ch_font.reg:
+<code>
+REGEDIT4
+[HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\FontLink\SystemLink]
+"Lucida Sans Unicode"="PingFang.ttc"
+"Microsoft Sans Serif"="PingFang.ttc"
+"MS Sans Serif"="PingFang.ttc"
+"Tahoma"="PingFang.ttc"
+"Tahoma Bold"="PingFang.ttc"
+"SimSun"="PingFang.ttc"
+"Arial"="PingFang.ttc"
+"Arial Black"="PingFang.ttc"
+</code>
+====== Arch Linux ======
+===== makepkg =====
+Download PKGBUILD of a package:
+  asp export pkg-name
+install dependency and extract its source code:
+  makepkg -so
+create package of modified source code:
+  makepkg -ei
+====== KDE tweaks ======
+Workaround for generic wayland icons for GTK apps showed in taskbar on KDE 6 wayland session:
+  #from: https://discussion.fedoraproject.org/t/whats-with-the-wayland-icons-and-associated-apathy/40180/5
+  Open the app you are wanting to fix (Vivaldi, Firefox Nightly, HandBrake, etc.)
+  Add new kwin rule with Alt+F3 → More Actions → Configure Special Application Settings → Add Property → Desktop file name →
+  Enter the desktop file name without extension (e.g. chromium-browser.desktop, fr.handbrake.ghb.desktop, vivaldi-stable.desktop, etc.)
+  If you are using standard package, check name in “/usr/share/applications/”
+  if you are using flatpak package, check name in “var/lib/flatpak/exports/share/applications/”
+Scroll slow in KDE apps:
+  #https://forum.manjaro.org/t/kde-dashboard-scrolls-very-slowly/10050
+  #https://plus.google.com/+Micha%C5%82VonFlyneeofficial/posts/4pc5pUtMkRw
+  pacman -Rdd xf86-input-libinput
+Desktop disable cursor bouncing while launch new application:
+  System Settings -> Applications -> Launch Feedback
+Desktop double click to start application:
+  System Settings -> Input Devices -> Mouse
+disable transparent while dragging windows:
+  System Settings -> Desktop Effects -> Translucency
+window switcher(Alt+Tab) style:
+  System Settings -> Task Switcher -> Visualization -> Thumbnail Grid
+alt + left click to resize window:
+  System Settings -> Window Behavior -> Window Actions
+gnome-terminal full screen workaround:
+  https://bugs.launchpad.net/ubuntu/+source/gnome-terminal/+bug/880734
+meta key start Application Launcher(KDE Plasma 5.11.5):
+  https://askubuntu.com/a/961407
+====== Fcitx ======
+<code>
+fcitx
+fcitx-configtool
+fcitx-gtk2
+fcitx-gtk3
+fcitx-libpinyin
+fcitx-qt4
+fcitx-qt5
+fcitx-sogoupinyin
+fcitx5-git
+</code>
+for SDDM, LightDM, `cat > ~/.xprofile`:
+<code>
+ export GTK_IM_MODULE=fcitx
+ export QT_IM_MODULE=fcitx
+ export XMODIFIERS=@im=fcitx
+</code>
+====== Debian ======
+no-cloud images:
+  https://cdimage.debian.org/cdimage/cloud/
+time:
+  # set /etc/adjtime to UTC when your hardware clock is UTC time, LOCAL to current zone time
+  hwclock --show #show hardware clock
+  date -R #show time
+  tzselect
+  ln -sf /usr/share/zoneinfo/Asia/Shanghai /etc/localtime
+  cat /etc/adjtime
+  #0.000000 1528473643 0.000000
+  #1528473643
+  #UTC
+====== Command ======
+  cat ~/.ssh/id_rsa.pub | ssh b@B 'cat >> .ssh/authorized_keys'