mikeyobrien Desktop Notifications
Requires notify-send from the libnotify package.
Install
# Debian/Ubuntu
sudo apt install libnotify-bin
# Arch
sudo pacman -S libnotify
# Fedora
sudo dnf install libnotify
Basic notification
notify-send "Title" "Message body"
With urgency
notify-send -u low "Info" "Low priority message"
notify-send -u normal "Update" "Normal priority"
notify-send -u critical "Alert" "Critical -- won't auto-dismiss"
With icon
notify-send -i dialog-information "Info" "With info icon"
notify-send -i dialog-warning "Warning" "With warning icon"
notify-send -i dialog-error "Error" "With error icon"
notify-send -i /path/to/icon.png "Custom" "With custom icon"
With expiration (milliseconds)
notify-send -t 5000 "Title" "Disappears after 5 seconds"
notify-send -t 0 "Title" "Persistent until dismissed"
With app name and category
notify-send -a "MyApp" -c "transfer" "Download" "Complete"
Replaceable notification (update in place)
notify-send -h int:transient:1 -r 12345 "Progress" "50%"
notify-send -h int:transient:1 -r 12345 "Progress" "100%"
On headless/SSH systems without a display server, notify-send will fail. Use wall or write to a log file instead.