https://www.macrumors.com/2014/06/11/mavericks-10-9-4-build-13e16/
Apple today seeded build 13E16 of OS X 10.9.4 to developers, approximately two weeks after releasing the first OS X 10.9.4 beta and almost a month...
os x mavericksappleseedsbuild
https://www.macrumors.com/2015/09/30/apple-releases-safari-9-for-yosemite-users/
Ahead of the official launch of OS X El Capitan, Apple's newest operating system, Apple today released Safari 9.0 for OS X Yosemite users....
os x yosemiteapplereleasessafarimavericks
https://www.imore.com/lock-screen-notifications-os-x-mavericks-and-how-turn-them
OS X Mavericks introduced notifications to Mac's lock screen. Here's how to turn them off, and why it matters. All sorts of applications display data in...
how tolock screenos xturnnotifications