This tutorial explains how to download private videos & playlists, or rather: videos you need to be logged in for. I can't guarantee this will work for every service out there, but it for sure works ...

Ask the publishers to restore access to 500,000+ books. An icon used to represent a menu that can be toggled by interacting with this icon. A line drawing of the Internet Archive headquarters building ...

Abstract: As big data and artificial intelligence continue to gain importance, the reliable quality of datasets has be-come a crucial factor in algorithm performance and result reliability. However, ...