2020 - Page 90 of 735

Common Problems 115111

RHEL 8 sudoers Syntax Error Breaking Privileged Access

🟡 Medium   ⏱ 5–30 min  Last verified: 16 November 2020 📖 ~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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Common Problems 113567

Windows Server 2012 R2 — Feature on Demand Payload Missing Blocks Security Update Chain — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 16 November 2020 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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How to Set Up Workload Manager (WLM) on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Set Up Workload Manager (WLM) on IBM AIX 7.1

Introduction IBM AIX 7.1 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 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to set up workload manager (wlm) on ibm aix 7.1 […]

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How to Configure Btrfs Snapshots on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Configure Btrfs Snapshots on Oracle Linux 8

Introduction Oracle Linux 8 ships with a stable, security-hardened base that makes deploying configure btrfs snapshots on oracle linux 8 both straightforward and auditable. This tutorial covers the complete procedure for how to Configure Btrfs Snapshots on Oracle Linux 8, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for […]

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Pandas merge() - Merging Two DataFrame Objects — step-by-step Python tutorial on Progressive Robot

Pandas merge() – Merging Two DataFrame Objects

URL: https://www.progressiverobot.com/pandas-merge-two-dataframe/ Pandas DataFrame merge() function is used to merge two DataFrame objects with a database-style join operation. The joining is performed on columns or indexes. If the joining is done on columns, indexes are ignored. This function returns a new DataFrame and the source DataFrame objects are unchanged. Pandas DataFrame merge() Function Syntax The […]

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Ubuntu 18.04 — glib-networking — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — glib-networking — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 November 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4405-1 Related CVEs: CVE-2020-13645 Upstream summary: It was discovered that glib-networking skipped hostname certificate verification if the application failed to specify the server identity. A remote attacker could use this […]

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How To Publish Books with Booktype on Debian 8 — step-by-step Linux tutorial on Progressive Robot

How To Publish Books with Booktype on Debian 8

Booktype is a specialized content management system for the production of books, including real, good-looking books you can hold in your hands. You can produce Booktype output in PDF, EPUB, MOBI, XML, and HTML formats ready for book stores or the open web. This tutorial shows you have to install it on Debian 8.

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How To Manage Jenkins with Rancher on Ubuntu 14.04 — step-by-step Docker tutorial on Progressive Robot

How To Manage Jenkins with Rancher on Ubuntu 14.04

In this article we will construct a distributed build system using Docker to create and run our Jenkins images, as well as Rancher to orchestrate our Docker cluster. By the end of this tutorial, you should be able to easily set up a Dockerized Jenkins deployment with an arbitrary number of slaves.

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