July 2020 - Page 20 of 69

Debian 10 — net-snmp — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — net-snmp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-15861 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
Como instalar e configurar o Ansible no Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

Como instalar e configurar o Ansible no Ubuntu 18.04

Sistemas de gerenciamento de configuração são projetados para facilitar o controle de um grande número de servidores aos administradores e equipes de operações. Isso permite que você controle sistemas diferentes de forma automática a partir de um local central. Embora existam…

Read more
Comment utiliser .map() pour Iterate via Array Items dans JavaScript — step-by-step Javascript tutorial on Progressive Robot

Comment utiliser .map() pour Iterate via Array Items dans JavaScript

L’une des méthodes les plus populaires d’itération des ensembles de données en JavaScript est la méthode .`map()`. `.map()` crée un tableau à partir de l’appel d’une fonction spécifique sur chaque élément du tableau parent. `.map()` est une méthode non-mutante qui crée un nouveau tableau au lieu de modifier l’original. Dans ce tutoriel, nous examinerons quatre utilisations importantes de `.map()` en JavaScript : appel d’une fonction d’éléments de tableau, conversion de chaînes de caractères en t

Read more
How to Use snapper for Snapshot Management on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Use snapper for Snapshot Management on RHEL 10

Introduction How to Use snapper for Snapshot Management on RHEL 10 on RHEL 10 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is […]

Read more
Common Problems 121034

Debian 10 – update-initramfs fails with missing modules or hooks

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Debian 10 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]

Read more
Common Problems 119070

Ubuntu 14.04 LTS Fail2ban Blocks Trusted Office CIDR

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2026 Affected versions: 14.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]

Read more
CHAT