Ubuntu 20.04

Common Problems 117400

Ubuntu 20.04 LTS DNS Resolution Intermittently Fails

🟡 Medium   ⏱ 5–30 min  Last verified: 7 June 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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Установка и обеспечение безопасности Redis в Ubuntu 20.04 [Краткое руководство] — step-by-step Linux tutorial on Progressive Robot

Установка и обеспечение безопасности Redis в Ubuntu 20.04 [Краткое руководство]

Redis — это быстрое хранилище данных типа «ключ‑значение», известное своей гибкостью, производительностью и широким выбором поддерживаемых языков. В этом кратком руководстве описывается установка, настройка и обеспечение безопасности Redis на сервере Ubuntu…

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Ubuntu 20.04 — file-roller — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — file-roller — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 June 2020 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4927-1 Related CVEs: CVE-2020-36314 CVE-2020-11736 Upstream summary: It was discovered that File Roller incorrectly handled symlinks. An attacker could possibly use this issue to expose sensitive information. Table of contents […]

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Common Problems 117414

Ubuntu 20.04 LTS DNS Resolution Failure with systemd-resolved

🟡 Medium   ⏱ 5–30 min  Last verified: 4 June 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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How To Install Ruby on Rails with RVM on Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

How To Install Ruby on Rails with RVM on Ubuntu 20.04

A popular web application framework, Ruby on Rails (often referred to as Rails) was designed to help you develop successful projects while writing less code. RVM lets you manage and work with multiple Ruby development environments and allows you to switch between them.

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How To Install and Set Up Laravel with Docker Compose on Ubuntu 20.04 — step-by-step Docker tutorial on Progressive Robot

How To Install and Set Up Laravel with Docker Compose on Ubuntu 20.04

To containerize an application refers to the process of adapting an application and its components in order to be able to run it in lightweight environments known as containers. Such environments are isolated and disposable, and can be leveraged for developing, testing, and deploying applications to production. In this guide, we’ll use Docker Compose to containerize a Laravel application for development on Ubuntu 20.04.

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Common Problems 117412

Ubuntu 20.04 LTS – dpkg interrupted state blocks package operations – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 1 June 2020 Affected versions: Ubuntu 20.04 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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