port:tldr:ed4c2

port: Update port and fetch the latest list of available packages.

port

$ sudo port selfupdate

try on your machine

The command "sudo port selfupdate" is used in macOS systems with MacPorts installed.

"sudo" is a command that allows the user to execute a command with administrative privileges. This is necessary because MacPorts needs administrative privileges to perform certain system-related tasks.

"port" is the actual MacPorts command-line tool, used to manage software packages on a macOS system.

"selfupdate" is a command within MacPorts that checks for updates to the MacPorts software itself, as well as updates to the list of available software packages (known as the Portfiles).

When you run "sudo port selfupdate", it will connect to the MacPorts server, check for updates to MacPorts and the Portfiles, and then download and install any available updates. This ensures that you have the latest version of MacPorts and can access the most recent software packages for installation.

This explanation was created by an AI. In most cases those are correct. But please always be careful and never run a command you are not sure if it is safe.

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