It’s been nearly 20 years since I first came across the Useless Use of Cat (UUOC) awards. Unix notable and Perl disciple Randall Schwartz had begun handing out these embarrassing awards around 1995 to ...

One of the things that I have always loved about Unix and then Linux is how it allows me to connect a series of commands together with pipes and get a lot of work done without a lot of effort. I can ...

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 ...

Command-line Perl scripts can make adminstering a UNIX box easier by replacing certain commands with some routine scripts. Find out how to take advantage of this approach. Perl is everywhere. Most ...

In a program I am writing (unix/linux system), I would like to perform some commands such as "cd", "find", etc.. How can I do this? Is this something I would use exec for? Or is there an easier way to ...