Linux tutorials

How to install WordPress with Nginx, HHVM and MariaDB on Ubuntu...

Introduction If you've never heard about HHVM, it's an open-source Virtual Machine designed for executing programs written in Hack and PHP. For performance reasons, it uses...

Install and configure Jenkins on Ubuntu 16.04

Introduction Jenkins is an automation server written in Java, as a fork of the Hudson project. It helps to automate part of the software development...

Let’s Encrypt your Apache webserver on CentOS 7

Introduction It was September when, with a post on its blog, Google announced that starting from Chrome 56, its browser will mark non-secure pages containing...

How to sync files with lsyncd

Introduction We've already talked about using tools like rsync for managing backup of your systems, but there's another "problem" which has to be solved if...

Mount remote directories with SSHFS

Introduction For those who don't know, SSHFS stands for Secure SHell FileSystem. It's a client that enables us to interact with remote directories through SFTP...

How to install Munin on RHEL/CentOS/Fedora

Introduction Munin is a networked resource monitoring tool that can help analyze resource trends. It has an architecture master/node, built for modularity and plug and...

Install Redmine 3 on CentOS 7 with Nginx as web server

Introduction Redmine is a web application for project management, written entirely using Ruby on Rails, and released under the terms of GPLv2. Some of its features...

How to install and configure Nextcloud on Ubuntu 16.04 with Apache

Introduction Nextcloud is a cloud storage service invented by ownCloud founder. Unlike other popular services, in this case you can set up your own storage...

How to install and configure Piwik on Ubuntu Server 16.04

Web analytics - a general overview Those who own a website probably know what "web analytics" refers to. It's a general term indicating the study...

How to generate and check strong passwords in Linux

Introduction Different operations require different security layers. Accessing your email account, your social media, your bank account, and a remote server that you administer through...

Backup with Percona XtraBackup on Ubuntu 16.04

Introduction Percona XtraBackup is an open source backup utility for MySQL-based servers that doesn't lock your database while performing backup. Using it provides the following...

How to install LDAP on CentOS 7

Introduction LDAP stands for Lightweight Directory Access Protocol and, as the name suggests, it's a standard protocol for accessing and maintaining distributed directory information services...

How to install Gitlab on Debian 8

What is Gitlab? As stated in official website, "GitLab is an application to code, test, and deploy code together. It provides Git repository management with...

How to prevent SSH from disconnecting sessions

Introduction If you work with SSH, you already know that, after few minutes of inactivity, a session would be closed automatically, for security reasons. In...

Upgrading from Fedora 24 to Fedora 25

Introduction We already talked about the release of Fedora 25, and the improvements it brings. In this article, we will see how to upgrade from...

Remove duplicate files with fdupes

Introduction Sometimes we all need to find some duplicate file in our system; this is a very tedious task, expecially if we have to do...

Upgrading to PostgreSQL 9.5 in Fedora 24

What's new in PostgreSQL 9.5 PostgreSQL is the world's leading open source database; in its 9.5 version there are a lot of enhancements, here reported...

How to configure rsnapshot for local backup

Introduction We already talked about the usage of rsync to make (and restore) a backup. Today, we'll go further, talking about a tool built upon...