November 2019 - Page 59 of 66

Common Problems 113115

Windows Server 2016 – Password policy change blocked by domain functional level – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 02 April 2027 Affected versions: Windows Server 2016 📖 ~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 Windows Server Backup on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Set Up Windows Server Backup on Windows Server 2012 R2

How to Set Up Windows Server Backup on Windows Server 2012 R2 Windows Server Backup (WSB) is the built-in backup solution included with Windows Server 2012 R2. It provides a straightforward mechanism for protecting your server data through full server backups, system state backups, and individual volume or folder backups. While not as feature-rich as […]

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SLES 15 — sysconfig — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — sysconfig — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2012:0096-1 (see also SUSE bugzilla) Related CVEs: CVE-2011-4182 Upstream summary: Missing escaping of ESSID values in sysconfig of SUSE Linux Enterprise allows attackers controlling an access point to cause execute arbitrary code. […]

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Using Props with Svelte — step-by-step DevOps tutorial on Progressive Robot

Using Props with Svelte

Let’s see how props are used within the Svelte framework for component communication. You’ll be familiar with props if you’re coming from React or Vue.js.

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Oracle Linux 8 — python-psutil — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — python-psutil — vulnerability — patch and remediation guide (ELSA-2021-4324)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-4324 Related CVEs: CVE-2019-18874 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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Kotlin Sealed Class — step-by-step DevOps tutorial on Progressive Robot

Kotlin Sealed Class

URL: https://www.progressiverobot.com/kotlin-sealed-class/ In this tutorial, we'll be looking into Kotlin Sealed Class. What are they? What's their use? We'll be addressing all of these things below. Kotlin Sealed Class !kotlin sealed class In layman terms, as the name suggests, sealed classes are sealed or closed, hence making them restricted. Sealed classes are used for representing […]

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How to Install and Configure Consul for Service Discovery on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Install and Configure Consul for Service Discovery on RHEL 9

In a microservices environment, services need a reliable way to discover each other without hardcoded IP addresses. HashiCorp Consul solves this with a distributed key-value store, a DNS interface, and an HTTP API that services query to locate healthy peers. On RHEL 9, Consul runs as a systemd service and integrates cleanly with firewalld. This […]

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Debian 10 — mosquitto — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — mosquitto — 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-2019-11779 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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