Configure Postfix to Use Gmail SMTP on CentOS 8
Welcome to our tutorial on how to configure Postfix to use Gmail SMTP on CentOS 8 to relay mails. Postfix is a free and open-source
HowTos
How to Upgrade ELK Stack 7.x to ELK Stack 8.x
How to upgrade Elasticsearch 7 to 8? In this guide, you will learn how to upgrade ELK Stack 7.x to ELK Stack 8.x. ELK/Elastic 8
Automate OpenShift Deployments with GitLab CI/CD Pipelines
This tutorial will cover how to automate OpenShift Deployments with GitLab CI/CD pipelines. By integrating these tools, you’ll be able to streamline your deployment process,
How to Install and Configure NTP Server Using Chrony on Fedora 29/Fedora 28
In this tutorial, we are going to learn how to install and configure NTP server using Chrony on Fedora 29/Fedora 28. NTP (Network Time Protocol)
Install Nexus Repository Manager on Debian 11
This tutorial describes how to install Nexus repository manager on Debian 11. Nexus is the World’s #1 repository manager for build artifacts. There exist two
How to Enable Cockpit on CentOS 8
Cockpit is a web accessible interactive admin interface for Linux machines. In this guide, we are going to learn how to enable cockpit on CentOS
Detect Changes to Critical Files in Linux using Auditbeat and ELK
In this tutorial, you will learn how to detect changes to critical files in Linux using Auditbeat and ELK. Auditbeat is one of the elastic
Generate Wildcard SSL Certificates for Elasticsearch
Is there an easy way to generate wildcard SSL certificates for Elasticsearch? Yes, definitely. The current Elasticsearch releases, Elasticsearch 8.x, when installed, the HTTP and
Install VirtualBox Guest Additions on Linux Mint 21
Follow through this tutorial to learn how you can easily install VirtualBox guest additions on Linux Mint 21. VirtualBox guest additions consist of device drivers
How to Construct a Trading Bot: Your Step-by-Step Guide to Automation
Every move you make while investing in modern economies may make or break your success. In many cases, a few milliseconds determine whether an opportunity