These commands are only a sampling of what's available for command-line editing in modern Linux shells. With enough practice and finger training, you'll be able to fly through your command history ...

Identifying image type by file extension In general, image files can be identified on the command line by listing their names. Clearly “.jpg” represents a jpeg file, “.png” a portable ...

Command Line Basics in Linux In this class, you can master how to use the Linux command line as a super user, which allows you to gain access to restricted areas of the computer. The instructor ...

Linux systems support a number of file editors – like vi, vim, neovim, ne, GNU Emacs etc. But you can also install an editor that allows you to view the contents of and make changes to binary ...