• Persist setxkbmap settings after lock, suspend: Swap escape and capslock keys: 
    1

      gsettings set org.gnome.desktop.input-sources xkb-options "['ctrl:swapcaps']"
    Set keyboard repeat delay and speed: 
    1
2

      settings set org.gnome.desktop.peripherals.keyboard repeat-interval 30
  gsettings set org.gnome.desktop.peripherals.keyboard delay 250