Introduction Database management tools are mostly used by the relational data model. This model organizes data into tables consisting of columns and rows. While this model remains dominant in terms of storing and managing worldwide data, there are other data models such as NoSQL and NewSQL out there. In this tutorial we will delve into three of the most widely …
Configuring the Apache Web Server on an Ubuntu or Debian VPS
Introduction Apache is currently the most widely used web server in the world. It is an open-source software developed over twenty years ago and maintained by the Apache Software Foundation. As of September 2020, it is estimated to be serving 35% of all website traffic in the world. Developers prefer Apache for its speed, security, reliability, robustness, and ease of …
Configuring the Linux Sudoers File
Introduction Do you ever wonder why you must type “sudo” while trying to execute certain commands in a Linux or Unix Operating System environment? Sudo is actually an abbreviation, standing for “super-user do”. When you use the sudo command, you can run programs and execute commands with the security privileges of another user. By default, the sudo command allows system …
Installing Python 3 and Setting up a Local Programming Environment on Ubuntu 16.04
Introduction Python is an interactive, object-oriented, and simple programming language which can be used for a plethora of different programming projects. A fun fact is that Python is not named after the python snake but after the comedy television show Monty Python’s Flying Circus. Python is a great language to get started with programming and a great choice for experienced …
How to Build Robust Security Measures to Protect Your Servers
Introduction When working on cloud infrastructure, your primary concern is making sure your applications are fully operational. One important inclusion of your setup and deployment process is to build effective, thorough, and robust security measures into your apps or systems before they are offered to the public. Instead of retroactively implementing security measures post-deployment, it is important to ensure that …
Manage Processes in Linux- a Guide on Using ps, kill, and nice
Introduction When most of us use computers, we run various applications. These applications are run by programs called servers or operating systems. There are many different kinds of servers that work in different ways. One of them is Linux. Linux runs applications in the form of processes. In Linux, we refer to each application as a ‘process’. The server is …
The Basics of UFW: Learning the Essential Firewall Commands
Introduction UFW stands for uncomplicated firewall. It is a frontend platform that enables you to easily manage your firewall functions and commands. You get UFW as a default option with your Ubuntu server. Maximizing the potential of the commands and functions of the firewall can be difficult if you are not already familiar with the tool. Our goal is to …
Installing the Apache Server on Ubuntu 18.04: A How-To Guide
Introduction The Apache HTTP Server is an open-source web server by the Apache Software Foundation. It is a software that connects your local server to the website servers such as Firefox or Google Chrome. This connection is used to send and receive files and data. It is the most popular server across the globe. Over 40% of all websites on …
How to Install WordPress with LAMP on Ubuntu 20.04
Introduction WordPress is undoubtedly the most popular Content Management System. You can host about anything on WordPress- from simple portfolio websites, company landing pages, and blogs to full-fledged eCommerce websites. It guarantees flexibility, robustness, and security, which are key for the success of any website. Downloading and installing WordPress is straightforward. Then, once you have installed it on your server, …
Setting up OpenVPN on Ubuntu 18.04
Introduction Would you like to securely access the Internet from your smartphone or laptop when you connect to an untrustworthy network (e.g., WiFi in a hotel or coffee shop)? Luckily, there is a way to grant you your wishes. You can securely connect to an untrusted network as if you are on a private network using a Virtual Private Network …
Setting up PostgreSQL on an Ubuntu 18.04 Server
As time and technology continue to progress, the internet holds a central position in the modern world. That is why most companies and businesses have websites and applications to represent the online aspect of their brands. Regardless of whether you are the owner of a small or large website, you need the help of certain tools to make your job …
Setting Up Apache Virtual Hosts on Ubuntu 20.04
Apache is currently the most widely used web server in the world. It is an open-source software maintained by The Apache Software Foundation. As of September 2020, it is estimated to be serving 36% of all website traffic in the world. Developers love it for its speed, security, reliability, and robustness. Its ease of customization enables it to meet the …