Ken Thompson and Dennis Ritchie at a PDP-11. Peter Hamer [CC BY-SA 2.0] Last week the computing world celebrated an important anniversary: the UNIX operating system turned 50 years old.

After a heroic effort, the oldest machine-readable copy of Unix version 2 is running again.… The recovered code runs on a PDP-11 simulator and contains a version of Unix that's later than V1 from 1972 ...

Similarly, writing a UNIX-like operating system from scratch is something that’s been done more than once, but which definitely puts the author in an exclusive breed. Creating a CPU and ...

Unix was developed as a command line interface in the early 1970s with a very rich command vocabulary. DOS followed more than a decade later for the IBM PC, and DOS commands migrated to Windows.

You can execute UNIX commands from your SAS session either asynchronously or synchronously. When you run a command as an asynchronous task, the command executes independently of all other tasks that ...

Files, folders, and applications work the same way in the terminal as they do on normal computer, but instead of using the mouse to click, find, and open them, commands are typed into the command line ...