Shell accounts give access to a remote system via a shell, like early internet users in the '90s. A shell account offers a managed environment, networking utilities, email, web space, and development ...

Welcome to old-style Internet access -- souped up for your surfing pleasure! In this chapter I take you on a fast flight through the few Macintosh programs that can work over a Unix command-line ...

Ever wondered why programming in Bash is so difficult? Bash employs the same constructs as traditional programming languages; however, under the hood, the logic is rather different. The Bourne-Again ...

This week you may have heard about something called Shellshock. It’s a vulnerability in something else called Bash. Oh, and Bash is a Unix shell. And the Shellshock vulnerability may be larger than ...

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 ...

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 ...

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 ...