Simply put, a Shell Script is a program that is run by a UNIX/Linux shell. It is a file that contains a series of commands which are executed sequentially as if they were entered on the command line ...

Unix at 50: How the OS that powered smartphones started from failure Today, Unix powers iOS and Android—its legend begins with a gator and a trio of researchers.

Names such as GNU, Linux, BSD, and MINIX enter the fray, and you could be forgiven for asking: would the real UNIX please stand up? You too could have sent off for a copy of 1970s UNIX, if you’d ...

Linux/BSD command line wizardry: Learn to think in sed, awk, and grep "Do people really write these long, convoluted commands?" In a word: yes.

UNIX and Linux System Administration Handbook, Fifth Edition, is today’s guide to installing, configuring, and maintaining any UNIX or Linux system, including systems that supply core Internet and ...

William & Mary's HPC clusters run on a mixture of Red Hat Enterprise Linux and its derivative CentOS, so you will need basic Unix / Linux knowledge to use the university's HPC systems. If you are ...

The /etc/inittab file controls what happens whenever a Unix system is rebooted or forced to change run levels. Let's take a look at the configuration lines that tell your system what it's supposed ...

The Unix operating system has been around for decades, and it and its lookalikes (mainly Linux) are a critical part of the computing world. Apple’s operating system, macOS, is Unix-based, as are ...

There are several softwares to convert text files from UNIX or Linux to DOS operating systems and vice-versa. However, it always helps to know the manual conversion.