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

Oracle Linux 8 — wpa_supplicant security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2021-1686)

🟡 Medium   ⏱ 10–30 min  Last verified: 4 April 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-1686 Related CVEs: CVE-2021-0326 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 119151

Ubuntu 14.04 LTS kernel panic drops to initramfs shell

🔴 Critical   ⏱ 5–30 min  Last verified: 4 April 2021 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 & […]

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AlmaLinux 8 — xorg-x11-drv-ati — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — xorg-x11-drv-ati — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALEA-2020:4742 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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How to Automate SLES 12 Deployment with AutoYaST — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Automate SLES 12 Deployment with AutoYaST

Introduction This tutorial covers How to Automate SLES 12 Deployment with AutoYaST on SLES 12. SLES 12 (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. Step 1 — Launch YaST yast Step 2 — Use YaST from […]

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AlmaLinux 8 — librelp — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — librelp — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2021:4193 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Common Problems 118528

Time drift causes TLS certificate validation failures

🟡 Medium   ⏱ 5–30 min  Last verified: 4 April 2021 📖 ~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 & Cross-Refs References & Further […]

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How to Configure IBM MQ on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Configure IBM MQ on IBM AIX 7.2

Introduction IBM AIX 7.2 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.2 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure ibm mq on ibm aix 7.2 on IBM […]

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AlmaLinux 8 — libnftnl — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libnftnl — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2022:2101 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Loss Functions in Python - Easy Implementation — step-by-step Python tutorial on Progressive Robot

Loss Functions in Python – Easy Implementation

URL: https://www.progressiverobot.com/loss-functions-in-python/ Introduction Loss functions in Python are an integral part of any machine learning model. These functions tell us how much the predicted output of the model differs from the actual output. There are multiple ways of calculating this difference. In this tutorial, we are going to look at some of the more popular […]

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