linux shell

Environment variables are placeholders for data that can change. Each user has its own environment variables with different values that define his …

The Linux shell provides powerful tools to manipulating files. As with directories, you can move, rename or delete a file. If …

A directory is a location for storing files on your computer. To be able to administer your Linux distribution, you …

Another useful tool that you can use to find out more about Linux commands is info. info reads documentation in …

There are thousands and thousands of Linux commands and it is impossible to remember all of them. The man (short …

Linux shells maintain a history of the commands issued by a user. You can display the list of commands that you’ve entered before …