SysAdmin

PHP is a programming language that’s often used to automate server tasks. It’s part of the LAMP (Linux, Apache, MySQL, PHP) stack, which is a bundle of software used for running internet servers and services. The name PHP stands for Hypertext Preprocessor. PHP handles things like dynamic content, database requests, and processing and displaying data. This guide will help you install PHP on CentOS 7.

The LAMP stack is a bundle consisting of a Linux operating system, an Apache server, a MySQL database, and the PHP programming language. Each layer of the stack represents an open-source software required for developing web applications. In this tutorial learn how to install the LAMP stack on CentOS 7.

Advanced Package Tool (APT) is a package management system used on Debian, Ubuntu and other Linux distributions. It is quite powerful, allowing you to search for, install, manage, update, and remove software. Learn apt-get commands in Linux.

CentOS 7 is an open-source Linux distribution based on Red Hat Enterprise Linux (RHEL).CentOS is seen by many as the preferred option for web hosting due to its stability and active developer community. In this tutorial, learn how to install CentOS 7 in a few simple steps.

In Linux, a repository is a central database of software. Most modern Linux distributions have a central repository for system and commonly-used software. Additional repositories can be added for installing non-standard software. This guide will walk you through setting up a local Yum repository on CentOS 7.

SELinux is a mandatory access control (MAC) enforcer built into the Linux kernel. It limits the privileges of individual services whose vulnerabilities might be a threat to the system. SELinux acts as a system-wide protective agent by enforcing security policies. CentOS systems without SELinux rely on the configuration of all its privileged software applications. A single misconfiguration may compromise the entire system. In this guide, you will learn how to check SELinux status and disable the service on CentOS 7.

Managing a CentOS operating system often means knowing the software packages that are installed. This list can be used for rolling out software updates, rebuilding an operating system, or even duplicating a work environment on another machine. This guide provides three simple methods to list installed software packages on CentOS (and other RedHat-based Linux systems).

Apache is a Linux application for running web servers. This tutorial will show you how to install Apache on a CentOS 7 Linux system.

There are many reasons why you should know the CentOS version you are running. For example, if you are troubleshooting a problem, you will want to know. Also, it's useful to ensure your Linux operating system is up-to-date. Outdated software can cause serious security risks and vulnerabilities. In this guide, discover 4 different options on how to check CentOS version in Linux.

CentOS 7.6 is a minor update and was published in December 2018. It includes various minor updates and changes, including support for newer software and technology. This guide will walk you through upgrading and updating the current version to the latest CentOS release.