Data Structure
Networking
RDBMS
Operating System
Java
MS Excel
iOS
HTML
CSS
Android
Python
C Programming
C++
C#
MongoDB
MySQL
Javascript
PHP
OpenSSH is an open-source tool that is used to provide secure encrypted communication between different machines on a network. It is widely used in Linux-based systems as a way to securely access and manage remote servers. In this article, we will discuss how to install and configure OpenSSH server in Linux. Step 1: Checking if OpenSSH is Installed The first step in installation process is to check whether OpenSSH is already installed on your Linux machine or not. To do this, open your terminal and type following command − ssh -V If OpenSSH is already installed, command will display ... Read More
The Network Time Protocol (NTP) is a protocol used to synchronize time on computers within a network. Accurate timekeeping is important for many systems, including databases, email servers, and financial applications. In this article, we'll show you how to install and configure an NTP server and client on Debian. Before we begin, you should have root access to your Debian server and be familiar with command line interface. Step 1: Install NTP on Debian The first step is to install NTP on your Debian server. Open terminal and enter following command − sudo apt-get install ntp This command will ... Read More
Nginx is a popular open-source web server software that can be used as a reverse proxy, load balancer, HTTP cache, and more. It’s known for its speed and scalability, and is widely used to serve web content for high-traffic websites. If you’re running an Ubuntu 20.04 server and want to use Nginx as your web server, this guide will walk you through installation and basic configuration process. Step 1: Update system Before we begin, it’s a good idea to update system to ensure that all packages are up to date. You can do this by running following command − sudo ... Read More
Nginx is a popular web server that is known for its performance, reliability, and ease of use. It is widely used for hosting websites, serving as a reverse proxy, load balancer, and caching server. In this article, we will discuss how to install and configure Nginx on CentOS 8. Before we begin, make sure that you have root access to your CentOS 8 server. Additionally, you should have a basic understanding of Linux command line and be comfortable working with terminal-based applications. Step 1: Update System The first step is to ensure that your CentOS 8 system is up-to-date. You ... Read More
Nginx is a popular web server that is known for its high performance, scalability, and low resource usage. It is commonly used as a reverse proxy, load balancer, and HTTP cache. In this article, we will discuss how to install and configure Nginx on CentOS 7. Step 1: Update System Before we start installing any packages, it's essential to update system to latest version. To do this, run following command − sudo yum update Step 2: Install Nginx Once system is updated, we can proceed with installation of Nginx. We can install Nginx using following command − sudo yum ... Read More
In organic chemistry, isomers are compounds that have the same molecular formula but different structures. There are two main types of isomers: constitutional isomers and stereoisomers. In this essay, we will explore the differences between constitutional isomers and stereoisomers. What are Constitutional Isomers? Constitutional (structural) isomers are compounds with the same molecular formula but with a different structure. Constitutional isomers are of three types. Skeletal (chain) Isomers Skeletal isomers have a uniform quantitative, qualitative, and functional composition, but a structurally different chain of molecules. The chains may be straight or differently branched. Typically, skeletal isomers have different physical properties. Positional ... Read More
MySQL is a popular open-source database management system that is widely used by businesses, organizations, and developers. It is known for its reliability, scalability, and ease of use. If you are running a Windows Server, you may want to install and configure MySQL to store and manage your data efficiently. In this article, we will guide you through process of installing and configuring MySQL on a Windows Server. Step 1: Download MySQL Installer The first step in installing MySQL on a Windows Server is to download MySQL Installer from official MySQL website. installer is a graphical tool that makes it ... Read More
Introduction The ISC DHCP server is a popular open-source software package that allows network administrators to dynamically allocate IP addresses and configure network settings to clients on a local area network (LAN). In some cases, it may be necessary to configure a server with multiple network interfaces, which is known as a multihomed server. This tutorial will guide you through process of installing and configuring ISC DHCP server on a Debian Linux system with multiple network interfaces. Prerequisites Before you begin, you will need − A Debian Linux system with root access Two or more network interfaces installed on ... Read More
Introduction Memcached is a free and open-source, high-performance, distributed memory caching system. It is commonly used to speed up dynamic web applications by caching data and objects in memory, which reduces number of times an application must query a database or other data store. Memcached is also commonly used in a microservices architecture, where it is used as a shared cache between different services. In this article, we will discuss how to install and configure Memcached on Ubuntu. Step 1: Install Memcached The first step is to install Memcached package on your Ubuntu system. You can install it using following ... Read More
The LAMP stack, which stands for Linux, Apache, MySQL/MariaDB, and PHP/Perl/Python, is a popular web application development and hosting environment. Installing LAMP on a Debian 11 (Bullseye) system is a straightforward process that involves installing and configuring individual components. In this article, we will go through step-by-step process of installing and configuring LAMP on a Debian 11 (Bullseye) system. Step 1: Update and Upgrade Your System Before installing LAMP on your Debian 11 (Bullseye) system, it is important to update and upgrade your system to ensure that you have latest software packages and security patches. You can do this by ... Read More