You can have more than one user on the same Linux system. The finger command in Linux displays information about the users on the system. It is also referred to as the user information lookup program. It is not present…

The at command in Linux lets you schedule tasks for execution at a later time in the future. These tasks can be execution of commands or running of shell scripts. However, the at command only performs the task once. It…

Linux offers really good text processing and editing tools. One of these tools is the uniq command. The uniq command helps you detect and delete adjacent occurrences of the same line. That means it deals with repetitions of sentences in…

Banner command in Linux displays ASCII character strings in large size on the standard output. This is useful when you want to display a string to be seen when someone logs in using the terminal. The strings are created using…

The Whatis command returns a small one-line description for Linux commands. It gets this description from the command’s man-page. “whatis” searches for the argument that you pass along with it and returns the one-line description from the man-page wherever there…

The type command in Linux displays information regarding Linux commands. It tells you the type of a Linux command. Type of command is indicative of how the system interprets the command. Different types of command are : alias shell built-in…