Delete Backs up to erase one character. Backspace Mapped as a backspace key, displaying ^H. Ctrl-u Erases the command line. Ctrl-w Erases the last word on the command line. Ctrl-s Stops flow of output ...

Blogger David Kadavy has a nice tutorial on using a freeware program called OnMyCommand to add your most common tasks to the right-click menu. OnMyCommand is a mind-blowingly useful contextual menu ...

Everybody talks about computer security as if the term had a clear meaning, but it doesn't. So, to be clear, what I mean by it here is the maintenance of information integrity in a system - something ...

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.

Unix was developed as a command line interface in the early 1970s with a very rich command vocabulary. DOS followed more than a decade later for the IBM PC, and DOS commands migrated to Windows.

Unix is a computer operating system originally developed in the 1960s and 1970s by a group of AT&T employees at Bell Labs. Unix operating systems are widely used in both servers and workstations. The ...