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Cara Menginstal MariaDB pada Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Cara Menginstal MariaDB pada Ubuntu 20.04

MariaDB adalah sistem manajemen basis data sumber terbuka, yang biasanya digunakan sebagai alternatif untuk bagian MySQL dari tumpukan LAMP (Linux, Apache, MySQL, PHP/Python/Perl) yang populer. Ini dimaksudkan untuk menjadi pengganti MySQL yang paling sesuai. Tutorial ini akan menjelaskan cara menginstal MariaDB pada server Ubuntu 20.04, dan memverifikasi bahwa sistem ini berjalan serta memiliki konfigurasi awal yang aman.

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Reading Google Sheets In R [the Easy Way] — step-by-step DevOps tutorial on Progressive Robot

Reading Google Sheets In R [the Easy Way]

If I ask you a question – "Do you use spreadsheets"?, I will immediately get a straight YES. It shows how popular and useful spreadsheets are in day-to-day business operations. If you are an analyst, then spreadsheets are invaluable. You might have used both Excel and Google sheets for your works. There is a good […]

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How to Install Netdata on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install Netdata on RHEL 10

Introduction Setting up install netdata on a RHEL 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Install Netdata on RHEL 10, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and how to validate the result on […]

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Oracle Linux 8 — squid:4 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — squid:4 — vulnerability — patch and remediation guide (ELSA-2020-2041)

đźź  High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 đź“– ~4 min read  â€˘  Source: ELSA advisory ELSA-2020-2041 Related CVEs: CVE-2019-12519 CVE-2020-11945 CVE-2019-12525 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

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Oracle Linux 8 — dovecot — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — dovecot — security and stability fixes — required update (ELSA-2019-3467)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 đź“– ~4 min read  â€˘  Source: ELSA advisory ELSA-2019-3467 Related CVEs: CVE-2019-3814 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 115633

SELinux and firewalld Both Correct but App Still Unreachable

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2026 đź“– ~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 114587

RPM Database Corruption Prevents Package Operations

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2026 đź“– ~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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