Yarn is a JavaScript package manager compatible with npm that helps you automate the process of installing, updating, configuring, and removing npm packages. It was created to solve a set…

Secure Shell (SSH) is a cryptographic network protocol used for an encrypted connection between a client and a server. The ssh client creates a secure connection to the SSH server…

Docker is a containerization platform that allows you to quickly build, test, and deploy applications as portable, self-sufficient containers that can run virtually anywhere. Docker Compose is a tool that…

The RPM Package Manager (RPM) is a powerful package management system used by Red Hat Linux and its derivatives such as CentOS and Fedora. RPM also refers to the rpm…

In this article, we will talk about how to replace a substring inside a string in Python, using the replace() method. .replace() Method # In Python, strings are represented as…

In this article, we will cover the uname command. uname is a command-line utility that prints basic information about the operating system name and system hardware. uname Command # The…

MariaDB is an open-source relational database management system, backward compatible, binary drop-in replacement of MySQL. It is developed by some of the original developers of MySQL and by many people…

MongoDB is a free and open-source document database. It belongs to a family of databases called NoSQL, which is different from the traditional table-based SQL databases like MySQL and PostgreSQL….

Swap is a space on a disk that is used when the amount of physical RAM memory is full. When a Linux system runs out of RAM, inactive pages are…

Nginx pronounced “engine x” is a free, open-source, high-performance HTTP and reverse proxy server responsible for handling the load of some of the largest sites on the Internet. It can…

A time zone is a geographic region that has the same standard time. Typically the time zone is set during the installation of the operational system, but it can be…