[PDF] Linux shell & shell scripting - I - Ashok R Dinasarapu PhD

How to read a command in Linux?

In bash, you can prompt the user with a read command. Here “ read ” is the Linux command and “ my_var ” is the variable, that will store the input value. Hit enter after typing the above command. You will see a blank line without a prompt. It means the shell is waiting for your input. Type some text and hit enter button.

Why read how Linux works?

With its combination of background, theory, real-world examples, and patient explanations, How Linux Works will teach you what you need to know to solve pesky problems and take control of your operating system. Please Note: Our site doesn't provide ebook, we only promote it.

How to give read/write access to a user in Linux?

Here, we will describe how to give read/write access to a user on a specific directory in Linux. There are two possible methods of doing this: the first is using ACLs (Access Control Lists) and the second is creating user groups to manage file permissions, as explained below. For the purpose of this tutorial, we will use following setup.

What are the common uses of the READ command?

Some common uses of the read command are shown in this tutorial. It is used to provide a helping message for the user before the input prompt. It is used to take invisible input from the user.