I think that sudo is become a wide used command with Ubuntu, where you don’t even have a root password, before that probably it was used only in some data-centers to restrict access to some commands. sudo allows a permitted user to execute a command as the superuser or another user, as specified in the […]
Today I present this excellent article by Domenico Raffaele originally presented in his blog (in Italian) where you can find many other interesting articles about hacks and VoIP. I’ve already wrote about unusual use of ssh. I want to return to this topic fascinating and almost unknown, once again, and I promise I will not […]
Everyone knows (and loves) grep, I’ve also wrote an article on it, but today we’ll see other small utility that have some things in common with it. In particular I’ll show you: pgrep, grepcidr, ngrep, pdfgrep and taggrepper. All are command line tools to be used with your favorite shell, I’ll show you some example for every command.
Sometimes is useful to run over and over again the same command until something happen, for example you could do a ls -lrt until a file has reached a certain dimension or is created, how to do it ? Sure you can use bash history and use up arrow and return over and over again, […]
Whether you’re a fan of the command line or the novice I recommend you to do a test with INX (INX Is Not X), this is a minimal Linux distribution that has the characteristic of not having any graphical desktop, all the tools and packages provided work in the terminal. INX is a Live CD […]