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How to Open Port in Linux In a Linux operating system, a port is a communication endpoint for either sending or receiving data over a network. Netw…

Apache proxy_fcgi – The Timeout Specified Has Expired on RHEL Hello guys. In this article, I’m going to share how to fix the timeout issue of Apach…

Install Latest PHP (7.4), PHP-FPM on CentOS 8 / RHEL 8 In this article, I’ll show you how to install the latest version of PHP with PHP-FPM on Cent…

How to Install OPCache to Improve PHP Performance On CentOS / RHEL 7,8 OPcache is a type of OPcode caching. It is a powerful PHP extension built to…

How to Change Timezone on RHEL / CentOS 7 and 8 In this article, I’m going to share how to change the timezone on RHEL / CentOS 7 & 8. Table of C…

Install and Configure phpMyAdmin with Nginx on CentOS 7 Today, I’ll show you how to Install and Configure phpMyAdmin with Nginx on CentOS 7. Let’s …

Display Linux System Information in Terminal using Neofetch Neofetch is a command-line system information tool written in bash 3.2+. Neofetch displ…

Hide Nginx Server Version in Linux In this article, I’m going to show how to hide the Nginx server signature in Linux. Generally, on the 404 page, th…

CentOS 7 Install Let’s Encrypt SSL on Apache Server In this tutorial, we are going to set up free SSL (Let’s Encrypt) on CentOS 7 server running Ap…

Install RethinkDB Realtime Database on RHEL / CentOS 7 & 8 RethinkDB stores JSON documents with dynamic schemas and is designed to facilitate p…

How to Install Composer on RHEL/CentOS 7, 8 Composer is an application-level package manager for the PHP programming language that provides a standar…

How to Use the su Command in Linux with Examples Introduction In Linux, the  su  command (switch user) is used to run a command as a different user…

How to Use the usermod Command in Linux Introduction The  usermod  command is one of the several Linux commands system administrators have at the…

How To Add User to Sudoers & Add User to Sudo Group on CentOS 7 Introduction The  sudo  command stands for “Super User DO” and temporarily elev…

How to Start, Stop, or Restart Apache Server on Ubuntu Introduction Apache is part of the popular LAMP (Linux, Apache, MySQL, PHP) stack of softwar…

Linux curl Command Explained with Examples Introduction Transferring data to and from a server requires tools that support the necessary network pr…

How to Use wget Command With Examples What is wget? Wget  is a free GNU command-line utility tool used to download files from the internet. It retr…

How to Install Moodle 4.x.x on CentOS 7 Moodle is an open-source Learning Platform or course management system (CMS) - a free Open Source software …

CentOS / RHEL Open FTP Port 21 with firewalld In this guide, I’m going to show how to open FTP port 21 with firewalld in CentOS / RHEL. Let’s start:

Auto Restart MariaDB/MySQL If it Crashes on CentOS Infrequently it happens on CentOS. MySQL/MariaDB stops working and our web application crashes. I…