Linux Watch Command
In this tutorial, we will introduce you to the watch command. Watch is used to run any arbitrary command at regular intervals and displays the output of the command on the terminal window.
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Bash Heredoc
When writing shell scripts you may be in a situation where you need to pass multiline block of text or code to an interactive command. In Bash and other shells like Zsh a Here document (Heredoc) is a type of redirection that allows you to pass multiple lines of input to a command.
How to Compare Strings in Bash
When writing Bash scripts you will often need to compare two strings to check if they are equal or not. Two strings are equal when they have the same length and contain the same sequence of characters.
How to Install and Use Curl on Ubuntu 18.04
Curl is a command line tool that allows you to transfer data from or to a remote server. In this tutorial, we will show you how to install Curl on Ubuntu 18.04.