March 2021 - Page 22 of 63

Convert time into hours minutes and seconds in Python — step-by-step Python tutorial on Progressive Robot

Convert time into hours minutes and seconds in Python

URL: https://www.progressiverobot.com/python-convert-time-hours-minutes-seconds/ In this tutorial, we will be talking about time. Don't worry, this isn't a boring history tutorial, rather we will be looking at different ways of converting time in seconds to time in hours, minutes, and seconds. Moving forwards we will be referring to time in hours, minutes and seconds as time in […]

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Outlier Analysis in R - Detect and Remove Outliers — step-by-step DevOps tutorial on Progressive Robot

Outlier Analysis in R – Detect and Remove Outliers

URL: https://www.progressiverobot.com/outlier-analysis-in-r/ Hello, readers! In this article, we will be focusing on Outlier Analysis in R programming, in detail. So, let us begin!! What are outliers in data? Before diving deep into the concept of outliers, let us focus on the pre-processing of data values. In the domain of data science and machine learning, pre-processing […]

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Debian 10 — icingaweb2 — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — icingaweb2 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 March 2021 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-24368 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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How to Set Up Zabbix on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Set Up Zabbix on Oracle Linux 8

Introduction Setting up set up zabbix on oracle linux 8 on a Oracle Linux 8 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Set Up Zabbix on Oracle Linux 8, with all the commands you need, the SELinux and firewalld considerations to keep in […]

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How To Set Up a Serf Cluster on Several Ubuntu VPS — step-by-step Linux tutorial on Progressive Robot

How To Set Up a Serf Cluster on Several Ubuntu VPS

Serf is a decentralized service orchestration and service discovery tool. It is extremely fault tolerant and decentralized, with no single point of failure like other similar tools. Serf can be used to trigger any event across a cluster of systems as well as perform monitoring duties. It’s built on top of the Gossip protocol which is designed for decentralized communication.

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Oracle Linux 8 — sane-backends — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — sane-backends — vulnerability — patch and remediation guide (ELSA-2021-1744)

🟡 Medium   ⏱ 10–30 min  Last verified: 21 March 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-1744 Related CVEs: CVE-2020-12867 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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