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How to Configure Multi-Site Active Directory on Windows Server 2016 — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Configure Multi-Site Active Directory on Windows Server 2016

Introduction A multi-site Active Directory deployment on Windows Server 2016 maps your physical network topology onto AD Sites and Services, ensuring that domain controllers authenticate users with the nearest DC rather than sending login traffic across slow WAN links. AD Sites control replication traffic, Kerberos referrals, and Group Policy application. This guide covers designing and […]

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Ubuntu 20.04 — libexif — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — libexif — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 15 February 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4624-1 Related CVEs: CVE-2020-0452 CVE-2020-0093 CVE-2020-0182 CVE-2020-0198 CVE-2020-13112 CVE-2020-13113 CVE-2020-13114 CVE-2018-20030  +1 more Upstream summary: It was discovered that libexif incorrectly handled certain inputs. An attacker could possibly use this […]

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Sorting a Vector in C++ — step-by-step Programming tutorial on Progressive Robot

Sorting a Vector in C++

URL: https://www.progressiverobot.com/sorting-a-vector-in-c-plus-plus/ Introduction In this tutorial, we are going to focus on Sorting a Vector in C++. Sorting is one of the vastly performed operations in any programming language. Similarly, in C++ too, there are several algorithms following which we can sort any data structure. For [vectors](/community/tutorials/vectors-in-c-plus-plus), in particular, we can perform sorting operations in […]

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Ubuntu 18.04 — cpanminus — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — cpanminus — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 15 February 2021 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5230-1 Related CVEs: CVE-2020-16154 Upstream summary: It was discovered that App::cpanminus did not properly verify CHECKSUMS files. An attacker could possibly use this issue to bypass signature verification, gaining access […]

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Cómo usar ps, kill y nice para administrar procesos en Linux — step-by-step Linux tutorial on Progressive Robot

Cómo usar ps, kill y nice para administrar procesos en Linux

La administración de procesos es una habilidad esencial al usar cualquier sistema informático. Esto es especialmente cierto cuando se administra un entorno de servidores. Este artículo presentará algunas herramientas potentes que pueden usarse para administrar los procesos en un sistema Linux.

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Amazon Linux 2 — json-c — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — json-c — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2020-1442 Related CVEs: CVE-2020-12762 Upstream summary: json-c through 0.14 has an integer overflow and out-of-bounds write via a large JSON file, as demonstrated by printbuf_memappend. (CVE-2020-12762) Table of contents Symptom […]

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SLES 15 — libzmq5 — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — libzmq5 — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 15 February 2021 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-FU-2022:0444-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-13132 CVE-2019-6250 CVE-2020-15166 CVE-2014-7202 CVE-2014-7203 CVE-2014-9721 Upstream summary: In ZeroMQ libzmq before 4.0.9, 4.1.x before 4.1.7, and 4.2.x before 4.3.2, a remote, unauthenticated client connecting […]

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How To Store Gitea Repositories on a Separate Volume — step-by-step Docker tutorial on Progressive Robot

How To Store Gitea Repositories on a Separate Volume

Gitea is a popular source code management service that hosts your Git repositories. While those repositories can safely be stored on the same disk running Gitea itself, external storage solutions such as block storage or networked file storage can help keep costs down when it comes to hardware requirements and allow for easier back-up and restore. This tutorial walks you through the steps of storing your Gitea repositories on a separate block storage volume.

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Установка Jenkins в Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Установка Jenkins в Ubuntu 20.04

При наличии повторяющихся технических задач подобрать действительно работающее решение автоматизации не так просто. Сервер автоматизации Jenkins с открытым исходным кодом позволяет эффективно управлять разнообразными задачами от сборки до развертывания…

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