# query

show info, including installation reason and name of dependee:
    pacman -Qi <pkg>

all files owned by package:
    pacman -Ql <pkg>

orphans
    pacman --query --deps --unrequired --quiet
    pamac list -o
    paman remove -o


# update mirrorlist

    yaourt -C
    sudo pacman-mirrors -g


# digest `pacnew` files

    sudo pacdiff


# unsorted

https://wiki.archlinux.org/index.php/Pacman_tips

install packages non-explicitly

    --asdeps


list of explicetely installed pkg

    pacman -Qe


some cleanup

    pacman -Syy
    pacman -Scc
    pacman -Suu
    pacman -Rscnd <program>
    pacman -Rsn $(pacman -Qdtq)
    pacman -Qkk

repair db

    rm /var/lib/pacman/local/<package>/
    pacman -U --dbonly  /var/cache/pacman/pkg/<package>

## orphans
`sudo pacman -Qdt`
`sudo pacman -Rns $(pacman -Qdt)`