On "1-2-3-4-5-6-7-8-9-0 Day," tech lovers all over the world celebrated the moment when the clocks in the popular Unix computer operating system struck that exact stream of numbers. But on Feb. 13, ...

If you're new to the UNIX operating system, especially if you're familiar with Windows, you'll find that the file access control mechanisms might not be exactly what you expect. File permissions and ...

Maybe its pervasiveness has long obscured its origins. But Unix, the operating system that in one derivative or another powers nearly all smartphones sold worldwide, was born 50 years ago from the ...

The use of the Linux operating system is becoming more common throughout the IT industry. Many corporate IT departments are using Linux to complement existing Unix systems using special-purpose Linux ...

Forty years ago this summer, a programmer sat down and knocked out in one month what would become one of the most important pieces of software ever created. In August 1969, Ken Thompson, a programmer ...