xdg-desktop-menu:tldr:ffc3b

The command you provided, "xdg-desktop-menu uninstall ${filename-desktop}", is used to uninstall a desktop entry from the system using the xdg-desktop-menu utility.

Here's a breakdown of what each part of the command does:

1. "xdg-desktop-menu": It is the name of the command-line utility. xdg-desktop-menu is a part of the xdg-utils package, which provides a set of utilities for integrating applications with desktop environments.

2. "uninstall": It is an argument passed to the xdg-desktop-menu utility, indicating that we want to uninstall the specified desktop entry.

3. "${filename-desktop}": It is a variable that should be replaced with the actual filename of the desktop entry that you wish to uninstall. The "-desktop" suffix is commonly used to denote the file extension for desktop entries.

In summary, this command uninstalls a specific desktop entry from the system by using the xdg-desktop-menu utility, with the filename of the entry provided as an argument.