How to manually upgrade all QT5 packages on FreeBSD with xargs.
How to create an empty file from the CLI in *nix as well as Windows
How to get your external IP address on the CLI.
How to delete all the files in the current directory except for files of a certain extension.
Find and replace using the *nix tool sed.
How to copy and paste to and from the clipboard while working in the CLI.
How to display a single column list of all the files in a directory.
How to page through large result sets when working with the MySQL command line tool.