This article will help you to install PHP 7 on your CentOS system. To install PHP 7 , first of all, you need to enable EPEL yum repositories by using the following command….

For restarting PostgreSQL you can use the commands “stop” and “start” or “restart” but into cases, you must be a “super user” (use the command “sudo” or “su”). Let’s see how to restart PostgreSQL in Red Hat system:

About LAMP: It includes four of the most popular software components Apache, MySQL (MariaDB), and PHP. The LAMP is used to develop forums, blogs, and so on. Let’s proceed with the installation of the LAMP on your “Debian 9”.

Let’s understand what is the .htaccess file. means .“ht” is initials of Hypertext that is to say “Hypertext Access”. that file is configuration file and the name of this file is ”.htaccess” without any name and extensions.

About LAPP: It includes four of the most popular software components Apache, PostgreSQL, and PHP. The LAMP is used to develop forums, blogs, and so on. Let’s start the installation of LAPP on your “Debian 9”.