Two weeks ago frequent contributors p_msac and bportlock challenged me to see Linux as not Unix and to discuss the consequences of that difference. The reality here is simple: Linus Torvalds started ...

What defines an operating system isn’t a geeky label or a collection of ramblings from the mouths of its community members. Nor is it some empty and pointless certification offered up by an obscure ...

I booted UNIX V4 (first C rewrite) in a PDP‑11 emulator. It feels tactile—no backspace, staggered print, slower typing, and ...

Linux, also known as GNU/Linux, is a free, UNIX-like operating system, developed originally for home PCs, but which now runs on practically every hardware platform available including PowerPC, ...

One is the world's oldest Linux distro, the other isn't Linux at all. Each delivers superb stability - let's compare.

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. What was ...

The Unix operating system has been around for decades, and it and its lookalikes (mainly Linux) are a critical part of the computing world. Apple’s operating system, macOS, is Unix-based, as are ...