Unix sysadmins routinely use the “ifconfig -a” command to list network parameters associated with their systems. In particular, they use this command to determine the IP address, netmask and broadcast ...

The Unix operating system is one of computing's most significant technologies, providing the framework that the familiar Linux and Mac OS X operating systems were developed on. Unix can be a viable ...

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 ...

If you use Windows today and type ls, cat, grep, or awk in a terminal, there is a good chance something useful will happen. That was not always true. For most of the history of personal computing, ...