In this quick tutorial, you will learn how to check all the users and specific user terminal write access and how to set or stop the terminal’s permission for writing messages.

In this article, you will learn how to send message or text file content to another user with or without piping using the write command in Linux.

In this quick tutorial, you will learn how to kick out SSH-connected users from the target system from your end as a sysadmin.

In this article, you will learn how to ping multiple hosts, scan the network, and scan hosts from a text file using the fping command in Linux.

This article shows you how to disable or enable ping ICMP requests on a Linux system, either temporarily or permanently.

In this article, you will learn how to use the Linux dd command with options and arguments and use it to create backups, clone hard drives, make bootable USB flash drives, and more.

Learn how to list and get information about all the block devices in your system using the lsblk command and its options, with practical examples.

In this article, you will learn how to use the mount and umount commands in Linux to mount different file systems and then unmount them.

In this article, you will learn about the special file /dev/zero and its various use cases, such as creating a swap file, a dummy file for testing, and formatting the drive for security reasons.

In this article, you will learn how to find the list of the largest APT packages and then remove them using the command-line tool in Linux.

In this article, you will learn how to use the WP-CLI to handle multiple WordPress sites and install or update the WordPress core or plugins.

There are tons of reasons to switch to another user’s or the root user’s account, however there are multiple ways to do so, which we are going to learn today.

In this article, you will learn how to use the sshpass command to gain non-interactive access to a remote server by providing the password on the same line.

The sed command is a stream editor that helps you to search, find and replace, insert and delete strings inside the text file without opening.

When you create a new user account and set a password for that account, the "password expires" status is set to never; however, you can later force them to change their password on their next login.

The absolute and relative paths are different ways to navigate through directories in your Linux file system that everyone must know.

In Linux, multiple long commands can be easily replaced with a single short command using the alias command.

This article will show you three methods for determining whether your Linux system is using systemd or another init system.

In this article, you will learn how to disable the directory content listing from the command line in Linux.

The "most" command is a pager tool like "more" or "less" that is used to display big files on one page at a time and is especially known for the window splitting feature.