A critical remote code execution vulnerability in Bash, present in almost all Linux, UNIX and Mac OS X deployments, has been discovered. Experts advise immediate patching. A critical vulnerability in ...

Developers of Linux and Unix shells have received warnings from Apple that their iOS apps violate App Store Review Guidelines, with the threat of termination from the App Store said to be reversed in ...

Shell accounts give access to a remote system via a shell, like early internet users in the '90s. A shell account offers a ...

Want to try Linux but can't decide which distro is right for you? You can find out in three simple steps.

One particular frustration with the UNIX shell is the inability to easily schedule multiple, concurrent tasks that fully utilize CPU cores presented on modern systems. The example of focus in this ...

GUIs are great—we wouldn’t want to live without them. But if you’re a Mac or Linux user and you want to get the most out of your operating system (and your keystrokes), you owe it to yourself to get ...

If you don't love the shell you're using on your Linux system, change it! There are plenty, including bash, fish, ksh, tcsh, zsh. There are quite a few shells on Linux system and more that can be ...

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 ...

This Wiley Publishing tome is big (more than 650 pages), useful and very complete. Be warned, however, that its scope is limited to system administration. The purpose of the book is to solve “real ...