Читать книгу Mastering Linux System Administration - Richard Blum - Страница 56

The dpkg command is at the core of the Debian‐based family of package management system tools. It provides options to install, update, and remove Debian package files on your Linux system.

The dpkg command assumes you have the package file either downloaded onto your local Linux system or available as a URL. More often than not, that isn't the case. Usually you'll want to install an application package from the repository for your Linux distribution. To do that, you'll use the Advanced Package Tool (APT) suite of tools.

 apt‐cache

 apt‐get

 apt

The apt command is essentially a front end for both the apt‐cache and apt‐get commands. The nice thing about APT is that you don't need to remember which tool to use when—it covers everything you need to do with package management. The basic format for the apt command is

apt [options] command

The command defines the action for apt to take. If needed, you can specify one or more options to fine‐tune what happens. This section looks at how to use the APT command‐line tool to work with the software packages on your Linux system.