How to Add and Delete Users on Debian 8
Learning how to manage users effectively is an essential skill for any Linux system administrator. In this guide, you’ll learn to add and delete users and assign sudo privileges on a Debian 8 server.
How To Add Swap Space on Debian 10
One of the easiest way of guarding against out-of-memory errors in applications is to add some swap space to your server. In this guide, we will cover how to add a swap file to a Debian 10 server. <$>[warning] Warning: Although swap is generally recommended for systems…
How To Add Swap Space on Ubuntu 22.04
One way to guard against out-of-memory errors in applications is to add some swap space to your server. In this guide, we will cover how to add a swap file to an Ubuntu 22.04 server.
How to Authenticate Users to a SSH Server Using Monkeysphere on an Ubuntu VPS
The authorized_keys file on an SSH server can become difficult to manage with key changes and a large amount of entries. It can be hard to know which credentials are valid and which actual person each key is associated with. The Monkeysphere system allows you to configure authentication to an SSH server in plain English by utilizing GPG keys. This leads to a more manageable system and allows you to create policies for users, not keys.
How to Back Up a LAMP Server with Bacula on Ubuntu 14.04
After getting your application server up and running, an important next step is to set up a backup system. A backup system will allow you to create periodic backup copies of your data, and restore data from those backups. This tutorial will show you how to create proper backups of a PHP application, running on a single server LAMP stack, by using a separate backups server that is running Bacula.
Comment sauvegarder, restaurer et migrer une base de données MongoDB sur Ubuntu 20.04
MongoDB est l’un des moteurs de base de données NoSQL les plus populaires. Il doit sa célébrité à son évolutivité, sa puissance, sa fiabilité et sa facilité d’utilisation. Dans cet article, nous allons vous montrer de quelle manière sauvegarder, restaurer et migrer vos bases de données MongoDB.
How To Build a Modern Web Application to Manage Customer Information with Django and React on Ubuntu 18.04
In this tutorial, you will build a modern web application with a separate REST API backend and frontend using React, Django, and Django REST Framework. By using React with Django, you’ll be able to benefit from the latest advancements in JavaScript and front-end development. The web application you will build stores records about customers in a database, and you can use it as a starting point for a CRM application.
How To Build Go Executables for Multiple Platforms on Ubuntu 16.04
The Go programming language comes with a rich toolchain that makes obtaining packages and building executables incredibly easy. One of Go’s most powerful features is the ability to cross-build executables for any Go-supported foreign platform. This makes testing and package…
How To Centralize Logs with Rsyslog, Logstash, and Elasticsearch on Ubuntu 14.04
Rsyslog, Elasticsearch, and Logstash provide the tools to transmit, transform, and store your log data. In this tutorial, you will learn how to create a centralized rsyslog server to store log files from multiple systems and then use Logstash to send them to an Elasticsearch server. From there, you can decide how best to analyze the data.
How To Configure a Galera Cluster with MariaDB 10.1 on Ubuntu 16.04 Servers
Clustering adds high availability to your database at the hardware level by distributing changes to different servers. In the event that one of the instances fails, others are quickly available to continue serving…
