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 ...

Unix is a trademarked name used for marketing purposes. Beyond that there are just the obvious technical differences. There is no need or push for linux to become a "true" unix since that is just a ...

An old book about an even older operating system.

Any time we mention Linux, it is a fair bet we will get a few comments from people unhappy that we didn’t refer to it as GNU/Linux or with some other appellation. To be fair, they aren’t wrong. Linux ...

Takeaway: Unix’s rock-solid reliability means that its relevant now more than ever – and Linux puts Unix’s power within reach. Unix has been around for a very long time. We remember the rampant ...

I booted UNIX V4 (first C rewrite) in a PDP‑11 emulator. It feels tactile—no backspace, staggered print, slower typing, and it forced me to slow down. Classic Unix tools (ls, cat, ed, cal, dc) and ...

Columnist Dave Taylor reminisces about the early days of UNIX and how Linux evolved and grew from that seed. Twenty five years of Linux Journal. This also marks my 161st column with the magazine too, ...