August 2019 - Page 14 of 69

How To Build a Custom Sitemap for Your Gatsby.js Site — step-by-step Javascript tutorial on Progressive Robot

How To Build a Custom Sitemap for Your Gatsby.js Site

When you require an easy to deploy setup, it is possible to build static sites with React using Gatsby.js. These provide good speed and smooth developer experience. Gatsby has been consistently growing with developers using it for blog, marketing, and e-commerce sites. With the growing popularity of Gatsby.js and JAMstack sites, in this tutorial you’ll automatically generate a custom XML sitemap file in your Gatsby powered websites.

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How to Configure Windows Server Software-Defined Networking (SDN) on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Configure Windows Server Software-Defined Networking (SDN) on Windows Server 2019

Introduction to Software-Defined Networking on Windows Server 2019 Software-Defined Networking (SDN) in Windows Server 2019 provides a programmable network infrastructure that decouples network configuration from the underlying hardware. Windows Server 2019 SDN, part of the Microsoft SDN stack, includes Network Controller (NC), Software Load Balancer (SLB), Windows Server Gateway (WSG), and Hyper-V Network Virtualisation (HNV). […]

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FreeBSD 12 — libproxy-gnome — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — libproxy-gnome — 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: libproxy — stack-based buffer overflow Related CVEs: CVE-2012-4504 Upstream summary: Tomas Hoger reports: A buffer overflow flaw was discovered in the libproxy's url::get_pac() used to download proxy.pac proxy auto-configuration file. […]

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Common Problems 118612

Ubuntu 16.04 LTS – sudo fails due to incorrect /etc/sudoers permissions – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 20 May 2026 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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FreeBSD 12 — xdelta — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — xdelta — 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: xdelta3 — buffer overflow vulnerability Related CVEs: CVE-2014-9765 Upstream summary: Stepan Golosunov reports: Buffer overflow was found and fixed in xdelta3 binary diff tool that allows arbitrary code execution from […]

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Common Problems 116030

Ubuntu 26.04 LTS GNOME Login Loop After Desktop Update

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Ubuntu 26.04 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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How to Configure Docker Log Rotation on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Configure Docker Log Rotation on SLES 15

Introduction This tutorial covers How to Configure Docker Log Rotation 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 […]

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Common Problems 115963

Out of Memory and Freeze Events on Ubuntu 26.04 LTS

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: 26.04 📖 ~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 […]

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Common Problems 115008

RHEL 8 sudo Fails When SSSD or Identity Provider Is Unavailable

🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 📖 ~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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