If you’ve heard about Linux, then you know about the most popular version for desktop users: Ubuntu. But which flavor of Ubuntu is right for you? If you’ve been reading forums and blogs, you might have come across a few terms like Kubuntu, Xubuntu, Lubuntu, etc. No, these aren’t nicknames people have given to their …
Introduction SSH, or secure shell, is an encrypted protocol used to administer and communicate with servers. When working with an Ubuntu server, chances are you will spend most of your time in a terminal session connected to your server through SSH. In this guide, we’ll focus on setting up SSH keys for a vanilla Ubuntu …
Introduction A “LAMP” stack is a group of open source software that is typically installed together to enable a server to host dynamic websites and web apps. This term is actually an acronym which represents the Linux operating system, with the Apache web server. The site data is stored in a MySQL database, and dynamic content is processed …
How To Install Linux, Apache, MySQL, PHP (LAMP) stack on Ubuntu 16.04 Read More »
Introduction Privilege separation is one of the fundamental security paradigms implemented in Linux and Unix-like operating systems. Regular users operate with limited privileges in order to reduce the scope of their influence to their own environment, and not the wider operating system. A special user, called root, has “super-user” privileges. This is an administrative account without …
How To Edit the Sudoers File on Ubuntu and CentOS Read More »
Introduction When you first create a new Ubuntu 16.04 server, there are a few configuration steps that you should take early on as part of the basic setup. This will increase the security and usability of your server and will give you a solid foundation for subsequent actions. Step One — Root Login To log …
Introduction The Apache web server is the most popular way of serving web content on the internet. It accounts for more than half of all active websites on the internet and is extremely powerful and flexible. Apache breaks its functionality and components into individual units that can be customized and configured independently. The basic unit …
How To Set Up Apache Virtual Hosts on Ubuntu 16.04 Read More »
MySQL is an open-source relational database that is free and widely used. It is a good choice if you know that you need a database but don’t know much about all the available options. This article describes a basic installation of a MySQL database server on Ubuntu Linux. You might need to install other packages …
Canonical, the company behind the popular Linux distribution Ubuntu, has announced the general availability of Ubuntu 18.04.2 LTS. This is the second such point release since Ubuntu 18.04 was launched in April last year. If you currently run Ubuntu 18.04 and want to use the new software, there’s no need to download the newly spun ISO images, instead just …
Canonical releases second point release for Ubuntu 18.04 LTS Read More »
This is tested to work on a Ubuntu Server 14.04, 16.04 and 18.04 LTS versions on a physical machine and on a Proxmox container. The development server was built on a basic Ubuntu Server installation with only OpenSSH installed beyond the basic conf. (Proxmox container template) As usual, let’s begin with an update and upgrade. On the command …
Installing DSpace 6.x on Ubuntu 14.04/16.04/18.04 LTS Read More »
I have been researching for days after my wireless adapter was disabled mysteriously. I later found out that the wireless adapter was disabled due to an update which enabled my secure boot. After days of research, I figured out how to restore my Wi-Fi adapter. Please follow the steps below to re-enable your Wi-Fi …
How to re-enable your Wi-Fi in Ubuntu after being disabled Read More »