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oam/knowledge base/pacman.md
2023-12-30 17:06:31 +01:00

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# Pacman
Useful options:
- `--asdeps`
- `--asexplicit`
- `--needed`
- `--unneeded`
## Table of contents <!-- omit in toc -->
1. [TL;DR](#tldr)
1. [Further readings](#further-readings)
## TL;DR
```sh
# Search installed packages.
pacman -Q -s 'ddc'
# List all explicitly (manually) installed packages.
pacman -Q -e
# Set packages as explicitly (manually) installed.
pacman -D --asexplicit 'dkms'
# Set packages as installed as dependency (automatically installed).
pacman -D --asdeps 'autoconf'
# Refresh repositories' cache.
pacman -Sy
# Download packages from repositories.
# Does *not* install them.
pacman -Sw 'fzf'
# Install packages from repositories.
pacman -S -qy --needed --noprogressbar 'fzf' 'zsh-completions=0.35.0-1'
# Install packages from local directories.
pacman -U 'fzf-0.44.1-1-x86_64.pkg.tar.zst'
# Completely remove packages.
pacman -R -nsu --noprogressbar 'virtualbox-guest-utils-nox'
# Take actions without supervision.
# Useful in scripts.
pacman --noconfirm …
```
## Further readings
- [Prevent pacman from reinstalling packages that were already installed]
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References
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[Prevent pacman from reinstalling packages that were already installed]: https://superuser.com/questions/568967/prevent-pacman-from-reinstalling-packages-that-were-already-installed#568983