XWiki is a free and open source, Java-based advanced wiki software platform. It runs on servlet containers like JBoss, Tomcat, Jetty etc. It also uses a database such as MySQL or PostgreSQL to store its information. There are several methods of installing XWiki. In this tutorial, we are going to show you how to install XWiki using Debian (.DEB) packages, which is the recommended installation method for a production XWiki setup because all components needed by XWiki for a production instance will be automatically installed on your server. We will use a Debian 9 VPS but you should be able to install XWiki following this tutorial on all Debian based Linux distributions. By following this tutorial, you should have XWiki installed and running in no more than 10 minutes. (more…)
How to Install Chamilo on CentOS 7
Chamilo is a free and open-source, PHP based learning management platform and content management system (CMS). Used by millions of students, organizations, governments, schools, and companies around the world, Chamilo is one of the most popular platforms of this type. In this tutorial, we will present you the steps for installing Chamilo on a CentOS 7 VPS. (more…)
How to Install PHP 7.2 on Debian 9
In this tutorial, we will show you how to install PHP 7.2 on Debian 9. PHP 7.2 has been officially released as of November 30th, 2017, and the release has new features and numerous improvements such as:
How to Install Nagios Core on CentOS 7
Nagios (also known as Nagios Core) is a free and open source application which can be used for monitoring Linux or Windows servers, network infrastructures and applications. When properly configured it will alert you when something on your server goes wrong and then notify you again once the problem has been resolved. In this tutorial, we will show you how to install and configure the latest Nagios Core version on a CentOS 7 VPS.
How to Install Prestashop on Ubuntu 16.04
In this article we will show you how to install PrestaShop on an Ubuntu 16.04 server. Prestashop is an easy to use open source shopping cart application written in PHP used by website developers to build and run a successful online store.
How to Install GitLab on Ubuntu 16.04
One of the alternatives for Github is the Gitlab git repository manager. In this tutorial, we are going to show you how to install GitLab (Community Edition) on Ubuntu 16.04.
Gitlab offers outstanding features like repository branching, merging, file locking and tagging, time tracking and many more, so you can take full advantage of it.
Gitlab has self-hosted and paid version (Enterprise Edition) and self-hosted and free (Community Edition). In this article, we will install the Community Edition by using the ‘omnibus’ package offered by official Gitlab. (more…)
How to Back Up Your PostgreSQL Database
Database backups are extremely important and absolutely necessary for protection against data loss. The lack of database backups can totally mess up business operations and can be devastating for a business. In this tutorial below we will teach you how to backup a PostreSQL database. PostgreSQL is an object-relational database management system used by many developers to store and manipulate data for their applications and websites.
How to Install and Configure Redis on CentOS 7
In this tutorial we will show you How to Install and Configure Redis on CentOS 7. Redis is an open-source in-memory database project implementing a distributed, in-memory key-value store with optional durability. Some of Redis features are built-in transactions, replication, and support for a variety of data structures like strings, hashes, lists, sets and so on. Redis Sentinel makes Redis highly available and it supports automatic partitioning with Redis Cluster. (more…)
How to Block IP Addresses in WordPress
In this guide, we will show you various ways to prevent certain brute force attacks on a WordPress site by blocking offending IP addresses. According to Wordfence report that a number of WordPress attacks have consistently been increasing from different IPs with an average of 4,000 attacks per day as of October 2017. The popularity of WordPress is one of the reasons it’s been on the top list of attacks to CMS (Content Management Systems).
How to Find Out List of All Open Ports in Linux
In this article, we will talk about how to find out a list of all open ports in Linux but before that, we will mention about ports in computer networking. In software terms, and more definitely in computer networking, a port is an available network location implemented in an operating system to assist differentiate traffic destined for various services or applications.