June 2020 - Page 52 of 66

Common Problems 113483

Windows Server 2012 R2 — BitLocker recovery key prompt appears on every boot — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 29 May 2026 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 112422

Windows Server 2019 – NTLM fallback when Kerberos should be used – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 01 April 2027 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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How to Monitor System Resources on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Monitor System Resources on SLES 15

Introduction This tutorial covers How to Monitor System Resources on SLES 15 on SLES 15. SLES 15 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 15 system is up to date: zypper refresh […]

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Java 8 Stream - Java Stream — step-by-step Programming tutorial on Progressive Robot

Java 8 Stream – Java Stream

URL: https://www.progressiverobot.com/java-8-stream/ Welcome to Java 8 Stream API tutorial. In the last few java 8 posts, we looked into [Java 8 Interface Changes](/community/tutorials/java-8-interface-changes-static-method-default-method "Java 8 Interface Changes – static methods, default methods, functional Interfaces") and [Functional Interfaces and Lambda Expressions](/community/tutorials/java-8-functional-interfaces "Java 8 Lambda Expressions and Functional Interfaces Example Tutorial"). Today we will look into one […]

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FreeBSD 12 — ruby21-gems — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — ruby21-gems — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: rubygems — request hijacking vulnerability Related CVEs: CVE-2015-3900 Upstream summary: Jonathan Claudius reports: RubyGems provides the ability of a domain to direct clients to a separate host that is used […]

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How to Install MariaDB on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Install MariaDB on Debian 10 (DEBIAN-10-2)

Introduction Debian 10 Buster is built around the ethos of stability and free software. Setting up install mariadb on debian 10 on Buster leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Buster freeze. Follow each step carefully and the resulting […]

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