Both Active Directory (AD) and OpenLDAP play important roles in the enterprise. In fact, within the same company you’ll find the UNIX group using OpenLDAP and the LAN and Windows administrators using AD. However, most people are unable to fully [...]
USER MANAGEMENT
How to Host Open Source Code Repository in github
Hi all, today we will be learning how to host Source Code of Open Source Software in the repository hosted by github.com . GitHub is a web-based Git repository hosting service, which offers all of the distributed revision control and source [...]
How to Install Deepin Desktop Environment and Derivatives in Ubuntu
Hello, Today I am gonna show you how we can setup Deepin Desktop Environment (DDE) which is maintained under a Linux Distribution Project called Deepin. Deepin is an Ubuntu based distribution of Linux Kernel for the Chinese (Also available in English) [...]
A Great Tool to Show Linux Command Progress Like % , ETA
Coreutils Viewer (cv) is a simple program that can be used to show the progress of any of coreutils commands. It uses information from file descriptors to determine the progress of a command for example the cp command. The beauty [...]
How to Limit Process at User Level on Linux
Ulimit - as the name signifies, its the user resource limits defined by users for their respective processes, it provides control over the resources available to the shell and to processes started by it, on systems that allow such control. [...]
Linux - List / Show Users Thats Belongs Corresponding Groups
Usually, when we talk of listing member of any unix group, let’s say, linux, then it really gets a bit complicated, there are number of ways to get the group members details as below 1. cat /etc/group 2. id [user_name] [...]
How to Add a User to a Group in Linux
In this tutorial, we learn how to add a user to a group in Linux. We also check how to create a group, add to a user to a secondary group, change user primary group, remove group and list groups. [...]
Create User in Linux from Command Line and Its Options
User administration is an important task for system administrator. This article discusses how to create new users in Linux and how the login details of a user can be customized while adding the user. Adding User Only root user can [...]
How to Change Password in Linux (passwd command)
In this tutorial, I will explain how a user or super user (root) can change the password in Linux. Passwd is the command used in Linux (Redhat, Centos, Ubuntu, Debian, Fedora) and UNIX-like operating systems to change password. When we [...]
Linux Usermod Command with Examples
Linux usermod command is used to modify or change an existing user’s attributes. User's attributes are home directory, shell, password expiration date, groups, UID etc. When the command runs, data in the /etc/passwd (user account information), /etc/shadow (secure account information) [...]
How to List All Users in Linux
In Linux, you will be able to find two types of users, which are normal users (created using useradd command) and system users. Most of the system users are created while installing the OS which creates the users during various [...]
/etc/shadow File in Linux Explained
In this tutorial, we will understand how the file /etc/shadow formated and why it is used for. The file /etc/shadow can be read-only by the system user ‘root’. In Linux, when you create a user (using useradd command) the account [...]
/etc/passwd File in Linux Explained
On Linux systems, user account information such as username, User ID (UID), Group ID (GID), home directory and shell are kept in a plain text file called /etc/passwd. When a user is created, system files such as /etc/passwd, /etc/shadow and [...]
Linux File Permissions for Beginners
In Linux operating system, everything is organized in the form of files and directories. By setting permissions on files and directories, one can make sure that only authorized users are allowed to access a specific data. Each file in Linux [...]