What Am I Doing? What is Going On? You are learning a different way to interact with a computer, working at the command line. It means typing commands at a prompt - no mouse. Typing only! Why? What is ...

These are the formal rules for forming basic UNIX regular expressions. For some simple examples, skip to Simple Examples. The rules come from the Solaris 7 regexp(5) manual page. The I2A2 reflector ...

Every business needs good branding to succeed. Discover the basics and key tips to building a successful brand in this detailed guide. Opinions expressed by Entrepreneur contributors are their own.

Learn how to record terminal sessions on Linux using Asciinema and convert them into clean animated GIFs for READMEs and ...