Science fiction authors and high-tech visionaries dream of a future where humans and computers communicate in ordinary English. A new cloud-based tool brings that future a little closer.

We show you how to build on the basic functionality of Vim by introducing some useful search commands.

The more frequently a command is used, the fewer letters it should have, so the use of twokey commands like ls, mv, and df is second nature. We look at a previously little-known representative of this club, di.

Cryptography is an important part of IT security, and OpenSSL is a well-known cryptography toolkit for Linux. Experts depend on OpenSSL because it is free, it has huge capabilities, and it’s easy to use in Bash scripts.

Once you’ve mastered the everyday commands for manipulating files, you might want to do more. We show you some powerful commands for advanced file management.

Linux offers a variety of tools for shutting down systems and processes. We describe some important commands.

We show you how to add devices to and remove them from your system while keeping it stable and secure.

The global village is big enough to want to find out where your friend and enemies have set up camp. Charly offers a quick IP-based introduction to geography.