Update cheatsheets

tldr/linux/paccapability

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+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# paccapability
+
+> Query and display the capabilities supported by libalpm.
+> More information: <https://github.com/andrewgregory/pacutils/blob/master/doc/paccapability.pod>.
+
+- List all available capabilities:
+
+`paccapability`
+
+- Check for the specified capability:
+
+`paccapability {{nls|downloader|signatures}}`
+
+- Display help:
+
+`paccapability --help`
+
+- Display version:
+
+`paccapability --version`

tldr/linux/paccheck

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+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# paccheck
+
+> Check installed packages on an Arch-based system to verify dependencies, integrity, and consistency.
+> More information: <https://github.com/andrewgregory/pacutils/blob/master/doc/paccheck.pod>.
+
+- List and check all installed packages:
+
+`paccheck`
+
+- Check the specified packages:
+
+`paccheck {{package1 package2 ...}}`
+
+- Only display messages if a problem is found:
+
+`paccheck --quiet`
+
+- Check that all package dependencies are satisfied:
+
+`paccheck --depends`
+
+- Display help:
+
+`paccheck --help`
+
+- Display version:
+
+`paccheck --version`

tldr/linux/pacinfo

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+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# pacinfo
+
+> Display information about installed packages.
+> More information: <https://github.com/andrewgregory/pacutils/blob/master/doc/pacinfo.pod>.
+
+- Display information about a specific package:
+
+`pacinfo {{package_name}}`
+
+- Disable low-speed timeouts for downloads:
+
+`pacinfo --no-timeout {{package_name}}`
+
+- Display sizes in bytes and date values as Unix timestamps:
+
+`pacinfo --raw {{package_name}}`
+
+- Display additional package information:
+
+`pacinfo --verbose {{package_name}}`
+
+- Display help:
+
+`pacinfo --help`
+
+- Display version:
+
+`pacinfo --version`

tldr/linux/pacini

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+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# pacini
+
+> Query pacman-style configuration files.
+> More information: <https://github.com/andrewgregory/pacutils/blob/master/doc/pacini.pod>.
+
+- Show the full parsed configuration file (default: `stdin`):
+
+`pacini {{path/to/file}}`
+
+- List configured sections:
+
+`pacini --section-list`
+
+- Always show directive names even if only one directive is provided:
+
+`pacini --verbose {{directive}}`
+
+- Display directives listed in a specific section:
+
+`pacini --section {{section_name}}`
+
+- Display help:
+
+`pacini --help`
+
+- Display version:
+
+`pacini --version`

tldr/linux/systemctl-is-active

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+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# systemctl is-active
+
+> Check if one or more systemd units are active.
+> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#is-active%20PATTERN%E2%80%A6>.
+
+- Check whether a unit is active:
+
+`systemctl is-active {{unit}}`
+
+- Check whether multiple units are active:
+
+`systemctl is-active {{unit1 unit2 ...}}`
+
+- Check whether a unit is active without printing the state to `stdout`:
+
+`systemctl is-active {{[-q|--quiet]}} {{unit}}`
+
+- Check whether a user unit is active:
+
+`systemctl is-active --user {{unit}}`

tldr/linux/systemctl-is-enabled

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+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# systemctl is-enabled
+
+> Check whether unit files are enabled.
+> See also: `systemctl enable`, `systemctl disable`.
+> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#is-enabled%20UNIT%E2%80%A6>.
+
+- Show the enablement state:
+
+`systemctl is-enabled {{unit1 unit2 ...}}`
+
+- Suppress output and return only the exit code:
+
+`systemctl is-enabled {{unit}} --quiet`
+
+- Show installation targets and symlink paths:
+
+`systemctl is-enabled {{unit}} --full`

tldr/linux/systemctl-list-units

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+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# systemctl list-units
+
+> List units that systemd currently has in memory.
+> See also: `systemctl list-unit-files` for listing installed unit files.
+> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#list-units%20PATTERN%E2%80%A6>.
+
+- List units which are active, have pending jobs, or have failed:
+
+`systemctl list-units`
+
+- List all units, including inactive ones:
+
+`systemctl list-units {{[-a|--all]}}`
+
+- Filter by unit type:
+
+`systemctl list-units {{[-t|--type]}} {{service|socket|timer|...}}`
+
+- Filter by state:
+
+`systemctl list-units --state {{running|listening|dead|...}}`
+
+- Filter by a name pattern:
+
+`systemctl list-units 'systemd*'`
+
+- Print output directly to `stdout`:
+
+`systemctl list-units --no-pager`
+
+- Print output without headers or footers (for scripts):
+
+`systemctl list-units --no-legend`