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 Adding a user to a group

Synopsis This article describes how to add a Linux user (account) to a group. Environment...

 Adduser or Useradd Commands with Examples in Linux

We all are aware of the most popular command called ‘useradd‘ or ‘adduser‘ in Linux. There are...

 Create a user with no password

This article shows you how to create a user account without a password or an empty password on...

 Disk usage per user in Linux / Unix

Here is a simple and quick solution that I believe meets your requirement. I assume that all...

 Enable SSH root login on Debian

After fresh system installation the root login on the Debian Linux is disabled by default. When...

 Enable SSH root login on Debian Linux Server

After fresh system installation the root login on the Debian Linux is disabled by default. When...

 Find Files in Linux, Using the Command Line

find is a command for recursively filtering objects in the file system based on a simple...

 How do I change the sendmail 'from' address

Using Sendmail to Change the Sender's Email AddressSometimes masquerading isn't enough. At times...

 How to Recover Your VPS in Rescue Mode

Whether on our cell phones or our personal computers, we have all had that feeling of being...

 How to change the ssh port on Linux

To Change the SSH Port for Linux Server Connect to your server via SSH Switch to the root...

 How to check list of users in Unix

The password file /etc/passwd contains one line for each user account. The passwd files are the...

 How to extract tar.xz files in Linux and unzip all files

How do I extract tar.xz files in Linux? Can you tell me command to unzip linux-5.6.13.tar.xz...

 How to find ulimit for user on Linux

How can I find the correct ulimit values for a user account or process on Linux systems?For...

 How to lock and unlock user account in linux

With the help of two commands you can lock and unlock the user account in Linux. To Lock the...

 How to remove a Linux user

How do I drop or remove old users account from my Linux server? I can login using the user’s SSH...

 How to restrict and except SSH access to specific IPs

Once your IP is public it gets attention from so many bots in the internet that do brute force...

 Installing snap on Debian

On Debian 10 (Buster) and Debian 9 (Stretch), snap can be installed directly from the command...

 Linux Change or Rename User Name and UID

How do I change user name (rename user name) or UID under a Linux operating system using command...

 Linux Set or Change User Password

How do I set or change Linux system password for any user account? How can I change user password...

 Linux list processes by user names

A Linux process is nothing but running instance of a program. For example, when you start Firefox...

 Reboot/restart Linux System Command

Here is how to reboot a Linux system using various command-line options to reload a new Linux...

 SSH login without password

You want to use Linux and OpenSSH to automate your tasks. Therefore you need an automatic login...

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