How To Use Wall In Linux Mint / Ubuntu : A Retro Way Of Messaging Users

There is a pretty cool command in all Linux versions (including Mint / Ubuntu) by which you can broadcast messages to all users who have their terminals open. Even more useful is the fact that you can actually display all the contents of a file to all the logged in users. This command is called the wall (maybe that’s how Facebook got it 🙂 ). General format of this is : wall <filename>. Here...