Our Linux cheat sheet includes some of the most commonly used commands along with brief explanations and examples of what the commands can do.

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 ...

Friday's mission was to accomplish solving HackThisSite, basic mission 7, which required us to learn some basic Unix commands. If you have any prior experience using Unix commands, this should be ...