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| # Linux devices | ||
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| ### install drivers, update drivers ubuntu | ||
| ``` | ||
| sudo ubuntu-drivers autoinstall | ||
| ``` | ||
|
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| ### zbook nvidia hp zbook hp nvidia | ||
| ``` | ||
| sudo prime select query | ||
| # should be nvidia | ||
| sudo ubuntu-drivers devices | ||
| # sudo ubuntu-drivers autoinstall - don't use it | ||
| sudo apt install nvidia driver-455 | ||
| # or 390, 415, .... and restart | ||
| ``` | ||
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| ### apple keyboard, alternative | ||
| ```sh | ||
| echo 'options hid_apple fnmode=2 iso_layout=0 swap_opt_cmd=0' | sudo tee /etc/modprobe.d/hid_apple.conf | ||
| sudo update-initramfs -u -k all | ||
| ``` | ||
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| ### gnome settings, gnome list of settings | ||
| ```sh | ||
| # all gnome settings | ||
| gsettings list-recursively | ||
| # one settings | ||
| org.gnome.desktop.background picture-uri | ||
| ``` | ||
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| ### reset Gnome to default | ||
| ``` | ||
| rm -rf .gnome .gnome2 .gconf .gconfd .metacity .cache .dbus .dmrc .mission-control .thumbnails ~/.config/dconf/user ~.compiz* | ||
| ``` | ||
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| ### restart Gnome shell | ||
| ```sh | ||
| alt-F2 r | ||
| ``` | ||
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| ### adjust Gnome desktop shortcuts, gnome shortcuts | ||
| ```sh | ||
| dconf-editor | ||
| ``` | ||
| gnome keybinding | ||
| ``` | ||
| /org/gnome/desktop/wm/keybindings | ||
| ``` | ||
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| ### gnome extension manual installation, gnome ext folder | ||
| ``` | ||
| gnome-shell --version | ||
| path_to_extension=~/Downloads/switcherlandau.fi.v28.shell-extension.zip | ||
| plugin_uuid=`unzip -c $path_to_extension metadata.json | grep uuid | cut -d \" -f4` | ||
| plugin_dir="$HOME/.local/share/gnome-shell/extensions/$plugin_uuid" | ||
| mkdir -p $plugin_dir | ||
| unzip -q $path_to_extension -d $plugin_dir/ | ||
| sudo systemctl restart gdm | ||
| ``` | ||
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| ## video camera, camera settings, [webcam setup](https://wiki.archlinux.org/index.php/Webcam_setup) | ||
| ```sh | ||
| # camera utils installation | ||
| sudo apt install v4l-utils | ||
| sudo apt install qv4l2 | ||
| # list of devices | ||
| v4l2-ctl --list-devices | ||
| # list of settings | ||
| v4l2-ctl -d /dev/video0 --list-ctrls | ||
| ``` | ||
| camera settings example | ||
| ```sh | ||
| # /etc/udev/rules.d/99-logitech-default-zoom.rules | ||
| SUBSYSTEM=="video4linux", KERNEL=="video[0-9]*", ATTRS{product}=="HD Pro Webcam C920", ATTRS{serial}=="BBBBFFFF", RUN="/usr/bin/v4l2-ctl -d $devnode --set-ctrl=zoom_absolute=170" | ||
| ``` | ||
|
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| ## wacom tablet, wacom graphical tablet, map wacom, map tablet, tablet to display | ||
| > your wacom device has two modes - PC/Android, for switching between them - press and keep for 3-4 sec two outermost buttons. | ||
| ```sh | ||
| # detect your monitors and select one of the output like 'HDMI-1' | ||
| xrandr --listmonitors | ||
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| # detect all wacom devices | ||
| # xsetwacom --list devices | ||
| xinput | grep -i wacom | awk -F 'id=' '{print $2}' | awk '{print $1}' | while read each_input_device | ||
| do | ||
| # xsetwacom set 21 MapToOutput 2560x1440+1080+0 | ||
| xinput map-to-output $each_input_device HDMI-1 | ||
| done | ||
| ``` | ||
|
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| ## external monitor settings, external screen, external display | ||
| ```monitor.sh | ||
| #!/bin/sh | ||
| xrandr --output $1 | ||
| xrandr --output $2 --auto --right-of $1 | ||
| xrandr --output $3 --auto --right-of $2 | ||
| ``` | ||
| ``` | ||
| xrandr | grep " connected" | awk '{print $1}' | ||
| ./monitor.sh "DP-4" "DP-1-3" "eDP-1-1" | ||
| ``` | ||
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| or just install 'arandr' and generate bash script | ||
| ``` | ||
| sudo apt install arandr | ||
| ``` | ||
|
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| ## bluetooth | ||
| ```sh | ||
| # connect and disconnect headphones | ||
| bluetoothctl connect 00:18:09:EC:BE:FD | ||
| bluetoothctl disconnect 00:18:09:EC:BE:FD | ||
| # for manual | ||
| ``` | ||
| ```sh | ||
| sudo apt install bluez-tools | ||
| bt-device --list | ||
| bt-device --disconnect 00:18:09:EC:BE:FD | ||
| bt-device --connect 00:18:09:EC:BE:FD | ||
| ``` | ||
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| ## output audio device, sound card, headphones | ||
| ``` | ||
| # list of all outputs | ||
| pacmd list-sinks | grep -A 1 index | ||
| # set default output as | ||
| pacmd set-default-sink 16 | ||
| pacmd set-default-sink bluez_sink.00_18_09_EC_BE_FD.a2dp_sink | ||
| # list of input devices | ||
| pacmd list-sources | grep -A 1 index | ||
| # set default input device | ||
| pacmd set-default-source 6 | ||
| pacmd set-default-source alsa_input.pci-0000_00_1f.3-platform-skl_hda_dsp_generic.HiFi__hw_sofhdadsp_6__source | ||
| # mute microphone mute source | ||
| pacmd set-source-mute alsa_input.pci-0000_00_1f.3-platform-skl_hda_dsp_generic.HiFi__hw_sofhdadsp_6__source true | ||
| # unmute microphone unmute source | ||
| pacmd set-source-mute alsa_input.pci-0000_00_1f.3-platform-skl_hda_dsp_generic.HiFi__hw_sofhdadsp_6__source false | ||
| ``` | ||
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| ## control mouse from keyboard | ||
| ``` | ||
| sudo apt-get install keynav | ||
| killall keynav | ||
| cp /usr/share/doc/keynav/keynavrc ~/.keynavrc | ||
| keynav ~/.keynavrc | ||
| ``` | ||
| example of custom configfile | ||
| ``` | ||
| clear | ||
| daemonize | ||
| Super+j start,cursorzoom 400 400 | ||
| Escape end | ||
| shift+j cut-left | ||
| shift+k cut-down | ||
| shift+i cut-up | ||
| shift+l cut-right | ||
| j move-left | ||
| k move-down | ||
| i move-up | ||
| l move-right | ||
| space warp,click 1,end | ||
| Return warp,click 1,end | ||
| 1 click 1 | ||
| 2 click 2 | ||
| 3 click 3 | ||
| w windowzoom | ||
| c cursorzoom 400 400 | ||
| a history-back | ||
| Left move-left 10 | ||
| Down move-down 10 | ||
| Up move-up 10 | ||
| Right move-right 10 | ||
| ``` | ||
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| ## Touch screen | ||
| ### calibration | ||
| tool installation | ||
| ``` | ||
| sudo apt install xinput-calibrator | ||
| ``` | ||
| configuration | ||
| ``` | ||
| xinput_calibration | ||
| ``` | ||
| list of all devices, device list, list of devices | ||
| ``` | ||
| xinput --list | ||
| cat /proc/bus/input/devices | ||
| ``` | ||
| permanent applying | ||
| ``` | ||
| vi /usr/share/X11/xorg.conf.d/80-touch.conf | ||
| ``` | ||
| disable device | ||
| ``` | ||
| xinput --disable {number from command --list} | ||
| ``` | ||
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| ## Keyboard Lenovo | ||
| ### middle button | ||
| ```bash | ||
| # check input source - use name(s) for next command | ||
| xinput | ||
| # create file and add content | ||
| sudo vim /usr/share/X11/xorg.conf.d/50-thinkpad.conf | ||
| ``` | ||
| ``` | ||
| Section "InputClass" | ||
| Identifier "Trackpoint Wheel Emulation" | ||
| MatchProduct "Lenovo ThinkPad Compact USB Keyboard with TrackPoint|ThinkPad Extra Buttons" | ||
| MatchDevicePath "/dev/input/event*" | ||
| Option "EmulateWheel" "true" | ||
| Option "EmulateWheelButton" "2" | ||
| Option "Emulate3Buttons" "false" | ||
| Option "XAxisMapping" "6 7" | ||
| Option "YAxisMapping" "4 5" | ||
| EndSection | ||
| ``` | ||
|
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| ### recover usb drive | ||
| ``` | ||
| sudo fdisk -l | ||
| sudo lsblk | ||
| sudo fsck /dev/sdb | ||
| e2fsck -b 32768 /dev/sdb | ||
| sudo e2fsck -b 32768 /dev/sdb | ||
| sudo dd if=/dev/zero of=/dev/sdb | ||
| sudo fdisk /dev/sdb | ||
| sudo partprobe -s | ||
| sudo mkfs.vfat -F 32 /dev/sdb | ||
| sudo dd if=/dev/zero of=/dev/sdb bs=512 count=1 | ||
| sudo fdisk /dev/sdb | ||
| ``` | ||
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| ## home automation | ||
| ### DTMF generator | ||
| ``` | ||
| sox -n dtmf-1.wav synth 0.1 sine 697 sine 1209 channels 1 | ||
| sox -n dtmf-2.wav synth 0.1 sine 697 sine 1336 channels 1 | ||
| sox -n dtmf-3.wav synth 0.1 sine 697 sine 1477 channels 1 | ||
| ``` | ||
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