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 ...

Classic Unix tools (ls, cat, ed, cal, dc) and games show modern OS lineage ...

An operating system initially developed in the 1960s at Bell Labs. Its developers wrote it in C programming language along with assembly language. The creators of Unix originally intended the ...

The “What’s the difference between UNIX and Linux?” question can be answered similar to the analogy section that many of us had to complete on the SAT test; UNIX is to DOS as Linux is to Windows. That ...

Although many people claim that Linux is well on its way to replacing Unix, the reality is that Linux is Unix: a particular stream within a much wider community whose traditions and ideas both ...

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 ...