Linux Basics

How To Use Vim for Advanced Editing of Plain Text or Code on a VPS — step-by-step Linux tutorial on Progressive Robot

How To Use Vim for Advanced Editing of Plain Text or Code on a VPS

Vim is a powerful text editor that can be used to edit both normal text documents and source code for programming. It excels at both of these tasks by being flexible and having functions that adapt well to either circumstance. In this guide, we will demonstrate how to leverage some of these functions to edit more efficiently.

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Initial Server Setup with CentOS — step-by-step Linux tutorial on Progressive Robot

Initial Server Setup with CentOS

When you first create a new CentOS 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. This guide will cover setting up a non-root user with sudo, and setting up a basic firewall.

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Ubuntu and Debian Package Management Essentials — step-by-step Linux tutorial on Progressive Robot

Ubuntu and Debian Package Management Essentials

Package management software allows you to easily control the software on your servers. These tools allow you to install, remove, update, and configure thousands of packages through a unified interface. In this guide, we will discuss some of the most common package management procedures that can be used with Ubuntu and Debian systems.

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An Introduction to Linux Permissions — step-by-step Linux tutorial on Progressive Robot

An Introduction to Linux Permissions

Linux is a multi-user OS that is based on the Unix concepts of file ownership and permissions to provide security at the file system level. If you are planning to improve your Linux skills, it is essential that you have a decent understanding of how these work. In this tutorial, we will cover how to view and understand Linux ownership and permissions.

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Cómo configurar claves de SSH en CentOS 7 — step-by-step Linux tutorial on Progressive Robot

Cómo configurar claves de SSH en CentOS 7

SSH, o shell seguro, es un protocolo cifrado que se usa para administrar servidores y comunicarse con ellos. Al trabajar con un servidor de CentOS, es probable que pase la mayor parte de su tiempo en una sesión de terminal conectada a su servidor a través de SSH. En esta…

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Como adicionar e excluir usuários no CentOS 8 — step-by-step Linux tutorial on Progressive Robot

Como adicionar e excluir usuários no CentOS 8

Ao começar a usar um servidor Linux novo, a adição e a remoção de usuários normalmente estão entre as primeiras coisas que você precisa fazer. Neste guia, abordaremos como criar contas de usuário, atribuir privilégios sudo e excluir usuários em um servidor CentOS 8.

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How To Add Swap Space on Rocky Linux 9 — step-by-step Linux tutorial on Progressive Robot

How To Add Swap Space on Rocky Linux 9

Swap is a portion of hard drive storage that has been set aside for the operating system to temporarily store data that it can no longer hold in RAM. This lets you increase the amount of information that your server can keep in its working memory, with some caveats. The swap space on the hard drive will be used mainly when there is no longer sufficient space in RAM to hold in-use application data.

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