What Is Active Directory? Active Directory consists of a series of components that constitute both its logical structure and its physical structure. It provides a way for organizations to centrally manage and store their user objects, computer objects, group membership, and define security boundaries in a logical database structure. What is the Purpose of Active […]
Archives for September 2021
Basic Linux File system tutorial – ext2, ext3, ext4, JFS and XFS
The original Linux system used a simple file system that mimicked the functionality of the Unix file system. In this tutorial, we will discuss the basic file system used in Linux. The ext file system The original file system introduced with the Linux operating system is called the extended file system (or just ext for […]
Adding Static Routes On Various *NIX (Linux,AIX,HP-UX)
Static routes are generally required for traffic that must not, or should not, go through the default gateway. In this article we will discuss how to add static routes in various nix. Scenario: Suppose if you want that all the traffic to network 172.168.102.0/24 should use 172.168.101.1 as gateway. This can be done by adding […]
How to extend and reduce Swap Space on LVM2 Logical Volume
By default, all Linux(RHEL, CentOS, Fedora, and Ubuntu) like operating system uses all available space during installation. If this is the case with your system, then a swap partition will be created on LVM and if you want to resize the swap space then you must first add a new physical volume to the volume […]
Wallch (Wallpaper Changer) – Rotate Ubuntu Desktop Wallpapers
Wallch is a free and open-source Wallpaper Changer for Ubuntu Desktop. Wallch rotates desktop wallpapers from the set of favorite wallpapers at a particular interval of time and keeps your desktop fresh and new. Some of Common features are listed below: Change Desktop Wallpapers on PC start-up Change Desktop Wallpaper choosing images randomly Change Desktop […]
Grsync: Graphical rsync backup tool in Ubuntu Linux
grsync is a graphical rsync tool in Ubuntu Linux. It provides a graphical user interface to backup or sync important files & directories to remote machines or in local machines using rsync. It currently supports only a limited set of the most important rsync features but can be used effectively for local directory synchronization. Installation […]
lsscsi Command Examples in Linux
To list the SCSI devices on your system, use a utility that walks the device paths provided by sysfs. One of the most succinct tools is lsscsi. Here’s what you can expect when you run it: $ lsscsi [0:0:0:0] disk ATA WDC WD3200AAJS-2 01.0 /dev/sda [2:0:0:0] disk FLASH Drive UT_USB20 0.00 /dev/sdb The first column […]
Puppet Server’s Resources Cheat Sheet with Examples
Puppet is an open-source configuration management tool from Puppet Labs. Puppet Resources are the building blocks that puppet uses to model system configurations. The most common Puppet’s Resources are Listed below. file resource Manages local files. Example of file resource is mentioned below: file { ‘/etc/sudoers’: ensure => file, group => ‘root’, owner => ‘root’, […]
Installation Steps of jEdit on Ubuntu Linux
jEdit is a Programmer’s Text Editor written in Java. jEdit is a cross-platform text editor & has an extensive feature set that includes syntax highlighting, auto-indent, folding, word wrap, abbreviation expansion, multiple clipboards, powerful search and replace,s and much more. Jedit comes under GNU General Public License Moreover, jEdit is extremely customizable, and extensible, using […]
K3b Nero like CD/DVD Burning Software in Ubuntu Linux
K3b stands for “KDE Burn Baby Burn”. K3b is Nero-like CD/DVD burning software in UNIX-like Operating System. It is an alternate of Nero in ubuntu, where Nero is commercial software in Windows & K3b is open-source software. It provides a graphical user interface to perform the most common CD/DVD burning tasks like creating an Audio […]