shiny-mirrors:tldr:bb692

The command "sudo shiny-mirrors refresh" is used to refresh the list of mirrors available for the Shiny R package.

Here's an explanation of the different parts of the command:

• "sudo" is a command that allows a user with administrative privileges to run a command with root access. It is often used in Unix-based systems like Linux or macOS to execute commands as the superuser.

• "shiny-mirrors" is a command-line tool used for managing the repositories (also known as mirrors) from which the Shiny R package can be downloaded.

• "refresh" is an argument provided to the "shiny-mirrors" command. It specifies the action to be performed, which in this case is refreshing the list of mirrors. When this command is executed, it will update the list of available mirrors for Shiny.

Overall, the command "sudo shiny-mirrors refresh" allows the user to update the list of mirrors for the Shiny R package so that they can choose a mirror that provides the most up-to-date and reliable sources for downloading the package.