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How to Set Up Always On VPN Infrastructure on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Set Up Always On VPN Infrastructure on Windows Server 2019

Introduction to Always On VPN Always On VPN (AOVPN) is Microsoft’s replacement for DirectAccess, introduced with Windows 10 and fully supported on Windows Server 2019. Unlike traditional VPN solutions where users must manually connect, Always On VPN connects automatically when the user logs in and the device detects it is not on the corporate network. […]

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Oracle Linux 8 — evolution security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — evolution security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2021-1752)

🟢 Low   ⏱ 5–15 min  Last verified: 2 March 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-1752 Related CVEs: CVE-2020-16117 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Common Problems 118523

Ubuntu 16.04 LTS – repository signature or GPG key errors block updates – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 2 March 2021 Affected versions: Ubuntu 16.04 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 […]

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Alpine Linux edge — brotli — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — brotli — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 1.0.9-r0 📖 ~4 min read  •  Source: Alpine secdb entry — brotli 1.0.9-r0 Related CVEs: CVE-2020-8927 Upstream summary: Alpine main repository for vedge ships brotli 1.0.9-r0 which addresses CVE-2020-8927. Table of contents Symptom & Impact Environment […]

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Common Problems 115425

RHEL 7 firewalld Blocks Internal DNS Resolution

🟡 Medium   ⏱ 5–30 min  Last verified: 2 March 2021 Affected versions: RHEL 7 📖 ~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 & […]

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How to Set Up Oracle Linux 8 for SAP Workloads — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Set Up Oracle Linux 8 for SAP Workloads

Introduction This tutorial demonstrates how to Set Up Oracle Linux 8 for SAP Workloads on Oracle Linux 8. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered Oracle Linux 8 system with the […]

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Common Problems 113536

Windows Server 2012 R2 – Storport queue depth saturation causes application timeouts – Fix and Prevention

🟠 High   ⏱ 5–30 min  Last verified: 2 March 2021 Affected versions: Windows Server 2012 R2 📖 ~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 […]

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Common Problems 112609

Windows Server 2019 — Certificate autoenrollment fails with template permission errors — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 2 March 2021 Affected versions: Windows Server 2019 📖 ~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 […]

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Common Problems 112535

Windows Server 2019 — Cumulative update fails because required Servicing Stack Update is missing — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 2 March 2021 Affected versions: Windows Server 2019 📖 ~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 […]

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Comprendre les hooks de cycle de vie Vue.js — step-by-step Javascript tutorial on Progressive Robot

Comprendre les hooks de cycle de vie Vue.js

Les hooks de cycle de vie apparaissent sous la forme d’une fenêtre dans laquelle vous pouvez voir de quelle manière la bibliothèque que vous utilisez fonctionne en arrière-plan. Ils vous permettent de savoir à quel moment votre composant est créé, ajouté au DOM, mis à jour ou détruit. Cet article est une introduction aux hooks de création, de compilation, de mise à jour et de destruction.

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