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Advanced [[Package manager|Package Tool]], or [[Wikipedia:APT (Debian)|APT]], is a free software user interface that works with core libraries to handle the installation and removal of software on Debian, Ubuntu and other Linux distributions. | Advanced [[Package manager|Package Tool]], or [[Wikipedia:APT (Debian)|APT]], is a free software user interface that works with core libraries to handle the installation and removal of software on Debian, Ubuntu and other Linux distributions. | ||
| − | Main Advanced Package Tool (APT) binaries are: <code>apt</code>, <code>[[apt-get]]</code> | + | Main Advanced Package Tool (APT) binaries are: <code>apt</code>, <code>[[apt-get]]</code> and <code>[[apt-cache]]</code> |
| − | == Basic apt commands == | + | == Basic apt-get/apt commands == |
* Installing: <code>apt install PACKAGE_NAME</code> | * Installing: <code>apt install PACKAGE_NAME</code> | ||
| − | * <code> | + | * <code>apt show PACKAGE_NAME</code> or <code>aptitude show PACKAGE_NAME</code> |
| − | * <code> | + | * <code>apt policy PACKAGE_NAME</code> <ref>https://askubuntu.com/a/347805/897490</ref> Provides source repository for a given package. |
* <code>[[apt-get]] update && apt-get upgrade</code> | * <code>[[apt-get]] update && apt-get upgrade</code> | ||
* Showing pending to update packages: <code>apt-get upgrade --dry-run</code> or <code>apt-get upgrade -s</code> | * Showing pending to update packages: <code>apt-get upgrade --dry-run</code> or <code>apt-get upgrade -s</code> | ||
** <code>/usr/lib/update-notifier/apt-check --human-readable</code> | ** <code>/usr/lib/update-notifier/apt-check --human-readable</code> | ||
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== Basic [[apt-cache]] commands == | == Basic [[apt-cache]] commands == | ||
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== Relevant configuration files and directories == | == Relevant configuration files and directories == | ||
| − | * <kbd>/etc/apt/ | + | * <kbd>/etc/apt/sources.list</kbd><ref>https://wiki.debian.org/SourcesList</ref>: Configuration files with locations to fetch packages from. |
| − | * <kbd> | + | * <kbd>/etc/apt/sources.list.d/</kbd>: directory with additional source list fragments. |
== Updates == | == Updates == | ||
* To collect information about what installed packages can be upgraded: | * To collect information about what installed packages can be upgraded: | ||
** <code>[[apt update]]</code> | ** <code>[[apt update]]</code> | ||
| − | ** <code> | + | ** <code>apt list --upgradable</code> |
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** <code>apt-get upgrade --dry-run</code> or <code>apt-get upgrade -s</code> | ** <code>apt-get upgrade --dry-run</code> or <code>apt-get upgrade -s</code> | ||
| − | ** <code>apt update && | + | ** <code>apt update && apt upgrade</code> |
* To upgrade all installed packages: <code>apt upgrade</code> | * To upgrade all installed packages: <code>apt upgrade</code> | ||
* <code>apt dist-upgrade</code> (see also <code>[[do-release-upgrade]]</code>) | * <code>apt dist-upgrade</code> (see also <code>[[do-release-upgrade]]</code>) | ||
* [[APT Automatic updates]] | * [[APT Automatic updates]] | ||
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=== Holding packages === | === Holding packages === | ||
| − | To avoid packages from being upgrade when upgrading use <code> | + | To avoid packages from being upgrade when upgrading use <code>apt-mark</code> command |
* <code>[[apt-mark]] hold PACKAGE_NAME</code> | * <code>[[apt-mark]] hold PACKAGE_NAME</code> | ||
* <code>apt-mark unhold PACKAGE_NAME</code> | * <code>apt-mark unhold PACKAGE_NAME</code> | ||
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# Read [[APT Automatic updates]] | # Read [[APT Automatic updates]] | ||
# Install <code>software-properties-common</code> package<ref> https://packages.debian.org/sid/admin/software-properties-common</ref> to be able to use <code>[[apt-add-repository]]</code> Python command available since 2004. | # Install <code>software-properties-common</code> package<ref> https://packages.debian.org/sid/admin/software-properties-common</ref> to be able to use <code>[[apt-add-repository]]</code> Python command available since 2004. | ||
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== See Also == | == See Also == | ||
| − | * {{ | + | * {{package managers}} |
* {{apt}} | * {{apt}} | ||
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{{CC license}} | {{CC license}} | ||
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[[Category:Linux]] | [[Category:Linux]] | ||
[[Category:APT]] | [[Category:APT]] | ||
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