MongoDB is a document database, storing data in JSON-like form, which is revolutionary approach in the contrast of traditional relational databases. This does not mean that SQL databases will die out anytime soon; they will be here for a long time when you need to store structured data.

That being said, MongoDB gets more and more use cases; the ability to store data in a form that can change on the fly are things that must be counted with.

In this tutorial we will install the latest community release of this NoSQL database to a RHEL 8 / CentOS 8, using the tarball package. For this to work smoothly we'll set up the minimal environment, and test our configuration and running service.

In this tutorial you will learn:
  • How to download & extract MongoDB tarball
  • How to set up environment for the service
  • How to manage mongod service
  • How to login to mongo shell, insert and query sample data

This article will describe how to install the open source communication software Asterisk on RHEL 8 / CentOS 8; due to the fact that Asterisk and other important dependencies are not available as RPM packages from the repositories, it is needed to compile them from sources.

In this tutorial you will learn:
  • Which are the pre-requisites to install Asterisk
  • How to compile Asterisk from sources
  • How to start Asterisk
  • How to reconfigure or remove Asterisk
  • How to access Asterisk command line interface

In this tutorial we will be installing the Virtualbox guest additions on RHEL 8 / CentOS 8 Linux. Virtualbox guest additions allows for better screen resolution and mouse integration.

In this tutorial you will learn:
  • How to install Virtualbox guest additions compilation prerequisites.
  • How to mount Virtualbox guest additions ISO image.
  • How to execute Virtualbox guest additions compilation and installation.
  • How to check Virtualbox guest additions installation.

An Internet Protocol Version 6 (IPv6) address is an identifier of a network interface of a computer or a network node involved in an IPv6 computer network. This article will guide the user via simple steps on how to disable or re-enable IPv6 network addresses on RHEL 8 / CentOS 8. To temporarily enable/disable the IPv6 address on RHEL 8 / CentOS 8 we will use the sysctl command. Additionally, to permanently disable the IPv6 address we will modify the GRUB boot options.

In this tutorial you will learn:
  • How to temporarily disable the IPv6 address.
  • How to permanently disable IPv6 by modifying the GRUB boot options.

Google chrome browser is one of the most popular Internet browsers. It is developed by Google and can be easily installed on RHEL 8 / CentOS 8 Linux as an alternative for the Firefox browser which comes as default.

In this tutorial you will learn:
  • How to download Google Chrome browser.
  • How to install Google Chrome browser using GNU package manager and command line.
  • How to start Google Chrome Browser.

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