October 2020 - Page 55 of 69

How to Set Up Active Directory Domain Services on Windows Server 2016 — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Set Up Active Directory Domain Services on Windows Server 2016

How to Install Active Directory Domain Services on Windows Server 2016 Active Directory Domain Services (AD DS) is the cornerstone of identity and access management in Windows environments. Installing AD DS on Windows Server 2016 allows you to create a new forest and domain, manage user accounts, computers, and group policies from a central location. […]

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Como Instalar e Utilizar o Composer no Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Como Instalar e Utilizar o Composer no Ubuntu 20.04

O Composer é uma ferramenta popular de gerenciamento de dependências para o PHP, criado principalmente para facilitar a instalação e a atualização das dependências do projeto. Ele verificará de quais outros pacotes um projeto específico depende e os…

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SLES 12 — mutt — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — mutt — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2018:2084-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-14354 CVE-2018-14360 CVE-2018-14361 CVE-2020-14093 CVE-2020-14154 CVE-2020-14954 CVE-2018-14351 CVE-2018-14357  +12 more Upstream summary: An issue was discovered in Mutt before 1.10.1 and NeoMutt before 2018-07-16. They […]

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How To Automate Jenkins Setup with Docker and Jenkins Configuration as Code — step-by-step Docker tutorial on Progressive Robot

How To Automate Jenkins Setup with Docker and Jenkins Configuration as Code

Jenkins uses a pluggable architecture to provide most of its functionality. JCasC makes use of the Configuration as Code plugin, which allows you to define the desired state of your Jenkins configuration as one or more YAML file(s), eliminating the need for the setup wizard. In this tutorial, you will automate the installation and configuration of Jenkins using Docker and the Jenkins Configuration as Code (JCasC) method.

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Como Fazer um Programa de Calculadora Simples no Python 3 — step-by-step Python tutorial on Progressive Robot

Como Fazer um Programa de Calculadora Simples no Python 3

A linguagem de programação Python é uma grande ferramenta para utilizar ao trabalhar com números e avaliar expressões matemáticas. Esta qualidade pode ser utilizada para fazer programas úteis. Este tutorial apresenta um exercício de aprendizado para ajudá-lo a fazer um…

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How to Set Up a Load-Balanced PostgreSQL Cluster with Patroni on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Set Up a Load-Balanced PostgreSQL Cluster with Patroni on RHEL 8

Patroni is a Python-based high-availability solution for PostgreSQL that uses a distributed configuration store — in this tutorial, etcd — to manage leader election, automatic failover, and cluster membership. On RHEL 8, both Patroni and etcd are available through the EPEL repository, making the installation straightforward. This guide walks through installing PostgreSQL, etcd, and Patroni, […]

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Additional Recommended Steps for New CentOS 7 Servers — step-by-step Linux tutorial on Progressive Robot

Additional Recommended Steps for New CentOS 7 Servers

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.

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