The 'sudo' keyword in Unix and Linux allows users to execute certain commands with special-access privileges that cannot otherwise run on a given machine by a user with a lower level of clearance.

You've been typing the wrong commands for years. Linux moved on, and nobody bothered to tell you.

Four versions of Linux have become more capable operating systems than the lowest-ranked version of Unix, according to a new study. The study evaluates features and performance in dozens of areas, ...