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

Dennis Ritchie, the software developer who brought the world the C programming language and Unix operating system, has died at the age of 70. Ritchie (known by the username “dmr”) was part of a ...

After a heroic effort, the oldest machine-readable copy of Unix version 2 is running again.… The recovered code runs on a PDP ...

Unix as a Second Language Advice for everyday Unix systems administration and some clever ways to approach more challenging problems. how-to ...