A fundamental overview of operating systems (OSes) with an emphasis on practice. Topics covered include: OS structure, OS models, OS abstractions, concurrency sources, concurrency challenges, ...

OS X changed the game for Apple. Image: Killian Bell/Cult of Mac OS X, the most important piece of software in Apple history, turns 20 today. Going on sale in its full, public version on March 24, ...

A system snapshot ensures you always have the means to restore. Some operating systems have built-in tools for automatic snapshots. If your OS doesn't include a built-in tool, you should install one ...

A NeXTcube computer running the NeXTSTEP operating system. Simon Claessen / Flickr Today marks the 35th anniversary of the launch of NeXTSTEP, a computer operating system launched by Steve Jobs during ...

A new operating system will be launching in a few days time via Kickstarter in the form of Verenitti OS, offering a UNIX-like OS alternative to Windows 10, Linux and Mac OS. The Verenitti OS has been ...