The gpasswd command (As defined in the man page) is used to administer /etc/group, and /etc/gshadow. Every group can have administrators, members and a password. Command Options -a, --add user Add the user to the named group. -d, --delete user [...]
LINUX COMMANDS
Detailed Understanding Of Linux Inodes With Example
Everything is a file, Linux and other Unix-like Operating systems maintain a consistency by treating everything as a file (even the hardware devices). The keyboard, mouse, printers, monitor, hard disk, processes, even the directories are treated as files in Linux. [...]
9:21 am
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. [...]
12:33 pm
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] [...]
10:22 am
Fdisk Commands - Manage Partitions in Linux
On Linux distributions, fdisk is the best tool to manage disk partitions. fdisk is a text based utility. Using fdisk you can create a new partition, delete an existing partition, or change existing partition. Using fdisk you are allowed to [...]
4:32 pm
Commands To Understand Page Faults Stats In Linux
Virtual memory is the concept when we realize the memory more than physical memory. The big issue with virtual memory is page fault. The basic transfer unit is a fixed length block of data called page. When a process doesn't [...]
7:37 pm
Learn Linux Nmap Command With Examples
NMAP, well, we here are talking of network mapping, this tool is a celebrity tool that also appeared in one of my favorite trilogy, yes, the Matrix series, in the movie , its used to scan the whole Matrix ecosystem [...]
8:00 am
Linux Memory Analysis with Free and Pmap Command
When we talk of memory, then its the most misunderstood parameters of the whole system,especially, when we talk of Unix as a system, its memory workflow is again different from Linux and so Unix memory management is out of scope [...]
1:31 am
4 Commands to Shutdown Linux from Terminal
How can you shut down your system successfully using a command? According to the manual page of shutdown command, shutting down a system means bringing the system down in a secure way. This article discusses the commands you can use [...]
11:22 pm
How to Add User to Group on Linux
This article is about associating a user to a group but now the question is why a user joins a group and how we can do it. This can be associating a user to a new group or may be [...]
12:20 am
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 [...]
12:02 am
Linux Command To Change Password For Root / User / Group
Passwords are the way of authenticating a user in Linux system. Linux uses MD5 as an algorithm for storing the password hashes. MD5 is a one way hashing algorithm which is very secure way of authentication. This article tells how [...]
9:56 pm
Example How To Use Linux nohup Command
The signal in Linux or other UNIX like operating systems is a notification or message sent to a process to notify it that some event has occurred. Most of the commands executed by a user are run by his/her shell. [...]
11:01 pm
Easy Linux Command To Change Runlevels
Runlevel can be defined as a part of Linux OS which determines the processes that need to be started at system startup. While booting a linux system, “init” is the first process that gets executed with PID 1, which then [...]
10:17 pm