ubuntu init - Forest0923/memo GitHub Wiki

Systems

  • Ubuntu 18.04 LTS (minimal install)
  • Ubuntu 20.04 LTS (minimal install)

Settings for Ubuntu 18.04 on VirtualBox

wget https://github.com/Forest0923/memo/blob/master/scripts/settings_ubuntu_18_20.sh
chmod 755 settings_ubuntu_18_20.sh
sudo ./settings_ubuntu_18_20.sh

Initial settings

Update and upgrade

  • At first, upgrade apt with following commands.
sudo apt update
sudo apt upgrade

Change language of home directory

  • English name is easier to operate on the command line than Japanese name.
env LANGUAGE=C LC_MESSAGES=C xdg-user-dirs-gtk-update
  • Select Update names.

Blank screen after an hour

gsettings set org.gnome.desktop.session idle-delay 3600

Change apt server

  • Yamagata university:
sudo sed -i.bak -e 's%http://jp.archive.ubuntu.com/ubuntu/%http://ftp.yz.yamagata-u.ac.jp/pub/linux/ubuntu/archives/%g' /etc/apt/sources.list

Make shutdown time short

sudo sed -i 's/#DefaultTimeoutStopSec=90s/#DefaultTimeoutStopSec=90s\nDefaultTimeoutStopSec=10s/' /etc/systemd/system.conf

Reference:

systemd

Change resolution

  • Add the following command as a startup application.
  • Selectable [monitor name] and [resolution] can be shown by xrandr.
xrandr --output [monitor name] --mode [resolution]
  • GUI: run gnome-session-properties
  • CUI: run the following command at ~/.config/autostart 
cat <<EOF > xrandr.desktop
[Desktop Entry]
Type=Application
Exec=xrandr --output Virtual1 --mode 1440x900
Hidden=false
NoDisplay=false
X-GNOME-Autostart-enabled=true
Name=monitor_resolution
Comment=Change builtin monitor resolution
EOF

Mute sounds at terminal

sudo sed -i 's/# set bell-style none/set bell-style none/' /etc/inputrc

Customize dock

  • Register favorite apps:
gsettings set org.gnome.shell favorite-apps "['firefox.desktop', 'org.gnome.Terminal.desktop', 'org.gnome.Nautilus.desktop']"
  • Change icon size:
gsettings set org.gnome.shell.extensions.dash-to-dock dash-max-icon-size 36
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