The Ubuntu operating system’s most recent Long Term Support (LTS) release, version 18.04 (Bionic Beaver), was released on April 26, 2018. This guide is intended as a brief overview of new features and significant changes to Ubuntu Server since the previous LTS release, 16.04.
After setting up the bare recommended configuration for a new server, there are often some additional steps that are highly recommended in most cases. In this guide, we’ll continue the initial configuration by tackling some recommended, but optional procedures.
A **cloud server** is internet infrastructure that provides computing resources to users remotely. You can think of a cloud server as a private computer that you can set up and control in the same way as an on-premise computer, such as a laptop or desktop. Though the types of software and tooling you install on your cloud server can vary greatly, understanding a few key components will help prepare you to plan and set up your own cloud server.
Learning how to manage users effectively is an essential skill for any Linux system administrator. In this guide, we will discuss how to add and delete users and assign sudo privileges on an Ubuntu 14.04 server.
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…
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.
SSH, o shell seguro, es la forma más común de administrar servidores Linux de forma remota. A pesar de que el demonio permite la autenticación con contraseña, exponer una cuenta protegida por contraseña a la red puede exponer a su servidor a ataques de fuerza bruta. En esta guía, demostramos cómo puede configurar su servidor con claves SSH, el cual es el método de autenticación recomendado. Es mucho más difícil que los atacantes las eviten, lo que le proporciona un mecanismo de inicio de sesión
![Erstellen eines neuen Sudo-fähigen Benutzers unter Ubuntu 18.04 [Schnellstart] — step-by-step Linux tutorial on Progressive Robot](https://www.progressiverobot.com/wp-content/uploads/2026/05/how-to-create-a-new-sudo-enabled-user-on-ubuntu-18-04-quickstart-de-77259-featured.png "Erstellen eines neuen Sudo-fähigen Benutzers unter Ubuntu 18.04 [Schnellstart] 8")
Der Befehl sudo bietet ein Verfahren zur Gewährung von Administratorberechtigungen – die normalerweise nur dem root user zur Verfügung stehen – für normale Benutzer. Dieser Leitfaden zeigt Ihnen, wie Sie unter Ubuntu 18.04 einen neuen Benutzer mit sudo-Zugriff erstellen…
Cheat is a command line based Python program that allows system administrators to view and store helpful cheat sheets. It retrieves plain-text examples of a chosen command in order to remind the user of options, arguments, or common uses. Cheat is ideal for “commands that you use frequently, but not frequently enough to remember.”
In Linux-Systemen werden Umgebungs- und Shell-Variablen verwendet, um Betriebsbedingungen für die Shell zu bestimmen. Sie können an untergeordnete Prozesse übergeben und verwendet werden, um Optionen festzulegen und bestimmte Informationen für Prozesse verfügbar zu machen, die in der Sitzung gestartet werden. In diesem Leitfaden werden wir über das Lesen, Ändern, Erstellen und Zerstören von Umgebungs- und Shell-Variablen sprechen.
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