Being able to import and export your database is an important skill to have. You can use data dumps for backup and restoration purposes, so you can recover older copies of your database in case of an emergency, or you...

SQLite is a free, cross-platform database management system. It is popular for its efficiency and ability to be used with many different programming languages. In this tutorial you will install SQLite on Ubuntu 20.04....

Nginx's header module can help you accomplish browser caching. You can use this module to add any arbitrary headers to the response, but its major role is to properly set caching headers. In this tutorial, we will use...

Nginx's header module can help you accomplish browser caching. You can use this module to add any arbitrary headers to the response, but its major role is to properly set caching headers. In this tutorial, we will use...

In this tutorial you'll configure Nginx as both a web server and as a reverse proxy for Apache to host four domains on a single server.

Django is a powerful web framework that allows you to deploy your Python applications or websites. Django includes many features such as authentication, a custom database ORM, and an extensible plugin architecture. Dj...

This tutorial explains how to use the map module inside the Nginx web server

Checkmk is a monitoring solution that is both robust and simpler to install than many of its competitors. It is a self-contained software bundle that combines Nagios (a popular and open-source alerting service) with a...

Checkmk is a monitoring solution that is both robust and simpler to install than many of its competitors. It is a self-contained software bundle that combines Nagios (a popular and open-source alerting service) with a...

Forgetting passwords happens to the best of us. If you forget or lose the root password to your MySQL or MariaDB database, you can still gain access and reset the password if you have access to the server and a sudo-e...

In this tutorial, you will configure Nginx to use gzip compression. This will reduce the size of content sent to your website's visitors and improve performance.

A Linux container is a grouping of processes that is isolated from the rest of the system through the use of Linux kernel security features, such as namespaces and control groups. LXD lets you create and manage these ...

Apache Kafka is a popular distributed message broker designed to handle large volumes of real-time data. In this tutorial, you will install and use Apache Kafka 2.6.1 on Ubuntu 20.04.

A Linux container is a grouping of processes that is isolated from the rest of the system through the use of Linux kernel security features, such as namespaces and control groups. LXD lets you create and manage these ...

In this guide, you will build a Discord bot using the Python programming language and deploy it to an Ubuntu 20.04 server. You'll be using the Discord Python library, discord.py (https://discordpy.readthedocs.io/en/la...

In this second tutorial about starting Linux services automatically, we'll take a step back and explain init processes in more detail. You should gain a good understanding of how they control a daemon's start-up behav...

This tutorial shows you how to configure system services to automatically restart after a crash or a server reboot. We cover the three most common init systems in this tutorial: System V, Upstart, and systemd.

This article will go over how to enable SSH authentication using an OATH-TOTP app in addition to an SSH key. Logging into your server via SSH will then require two factors across two channels, thereby making it more s...

In this tutorial you will build a Slackbot in the Python programming language. As a fun proof-of-concept that will demonstrate the power of Python and its Slack APIs, you will build a CoinBot--a Slackbot that monitors...

In this tutorial we will deploy a Flask App Using Gunicorn to DigitalOcean's App Platform.