Mac OS

Battery management

Limit charging to 80%

ArchLinux

Config files managed by GNU Stow.

i3 window manager

sudo pacman -S i3-wm
sudo pip install i3-py
stow i3

polybar top bar

documentation

yaourt -S polybar
stow polybar

split ultrawide monitor into 2 displays (for i3)

stow ultrawide xsession

source

fix screen tearing

sudo pacman -S compton
stow compton xsession

font smoothing

stow fonts
sudo xrdb -merge ~/.Xresources

disable blinking cursor in gnome-terminal

gsettings set org.gnome.Terminal.Legacy.Profile:/org/gnome/terminal/legacy/profiles:/:$(gsettings get org.gnome.Terminal.ProfilesList default | tr -d \')/ cursor-blink-mode off

Logitech trackball scrolling

stow logitech_trackball

If it doesn't immediately work, follow instructions in ~/.config/logitech_trackball.sh.

Fix dual-boot after Windows update

Plug in arch-iso (Costco usb)
F12 and select USB boot

loadkeys dvorak
fdisk -l
mkdir /mnt/arch
mount -t auto /dev/nvme0n1p7 /mnt/arch  # Linux filesystem root from fdisk output
arch-chroot /mnt/arch
mount -t auto /dev/nvme0n1p1 /efi  # EFI dir from fdisk output
os-prober
grub-mkconfig > /boot/grub/grub.cfg
grub-install --efi-directory=/efi --target=x86_64-efi /dev/nvme0n1
exit
restart

source

Upgrading after a long time

sudo pacman -Sy archlinux-keyring
sudo pacman -Syyu

source

Custom configurations

auto-mounting drives under /media

sudo gnome-disks
sudo chown -R z:z /media/${name}

Jupyter notebook

Default indent of 2

Paste the following into browser's javascript console. The setting is persisted. Reset to default by exchanging : 2 for : null.

var cell = Jupyter.notebook.get_selected_cell();
var config = cell.config;
var patch = {
  CodeCell:{
    cm_config:{indentUnit:2}
  }
}
config.update(patch)

Colab notebook

Set up local Python runtime

Documentation

Sync notebooks between git and Google Drive

Option 1 (best): ocamlfuse

Documentation

yaourt -S google-drive-ocamlfuse

# Authenticate via web browser.
google-drive-ocamlfuse

# Mount Google Drive root at ~/drive.
google-drive-ocamlfuse ~/drive

# Clone source repo into ~/drive
mkdir ~/drive/github; cd ~/drive/github
git clone <source-repo-dir>

# In source repo, configure remotes.
git remote add drive ~/drive/github/<repo-dir>
git branch -u drive/master master

# To sync changes.
git push drive
git pull drive

Option 2: rclone

Documentation

sudo pacman -S rclone

alias gdrive_push="rclone sync --filter-from ~/code/z/rclone_filter.txt ~/code/z drive_git:z"
alias gdrive_pull="rclone sync --filter-from ~/code/z/rclone_filter.txt drive_git:z  ~/code/z"
alias gdrive_mount="rclone mount drive_git: /mnt/drive_git"

Github

Preview markdown: Grip

sudo pip install grip
cd myrepo; grip

Set up SSH push

Follow instructions here, then

cd dotfiles
git remote -v
git remote set-url origin git@github.com:zetaqubit/dotfiles