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.

Need a jump start on Unix networking? Whether you're working on your home network or setting up systems at work, here are some basic Unix commands and insights that might prove helpful. Once upon a ...

Unix utility SED provides an effective and versatile way of deleting one or more lines from a designated file to match the needs of the user. This Unix command is used for command line processing.

An associative array is an array which uses strings as indices instead of integers. To see how associative arrays work, we’re going to look at both the Korn shell and Perl, though only the newest ...

Many people who use PuTTY to make secure connections between Windows desktops and Unix servers are unaware that PuTTY also provides a tool for securely moving files between the two platforms. The ...

As Terry Lambert, the developer behind Linux ancestor Unix, once said, "It is not Unix's job to stop you from shooting your foot. If you so choose to do so, then it is Unix's job to deliver Mr. Bullet ...