How To Use the HTML5 Datalist Element
A cross between regular inputs and select elements, adding a datalist to an input allows to add some predefined values. Learn how to use it.
FreeBSD 12 — rubygem-jquery-rails — multiple vulnerabilities (5 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 August 2019 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: rubygem-rails — multiple vulnerabilities Related CVEs: CVE-2015-1840 CVE-2015-3224 CVE-2015-3225 CVE-2015-3226 CVE-2015-3227 Upstream summary: Ruby on Rails blog: Rails 3.2.22, 4.1.11 and 4.2.2 have been released, along with web console and […]
How to Configure Hyper-V Replica on Windows Server 2016
How to Set Up Windows Server 2016 Hyper-V Replica Hyper-V Replica is a built-in disaster recovery feature in Windows Server 2016 that asynchronously replicates virtual machines from a primary Hyper-V host to a replica host. When the primary site goes offline due to hardware failure, natural disaster, or any unplanned outage, you can fail over […]
Использование Cron для автоматизации задач в Ubuntu 18.04
Предыдущая версия данного обучающего руководства была написана Шоном Льюисом. Cron — это хронологический демон-планировщик задач, работающий в операционных системах типа Unix, включая дистрибутивы Linux. Cron запускается в фоновом режиме,…
How To Install the pandas Package and Work with Data Structures in Python 3
The Python pandas package is used for data manipulation and analysis, designed to allow making working with labeled or relational data more intuitive. In this tutorial, we’ll first install `pandas` and then get you oriented with the fundamental data structures: Series and DataFrames.
Oracle Linux 8 — pki-deps:10.6 — vulnerability — patch and remediation guide (ELSA-2019-2720)
🟠 High ⏱ 15–60 min Last verified: 25 August 2019 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2019-2720 Related CVEs: CVE-2019-12384 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
How To Install Couchbase from source with Git and Make on a Debian 7 VPS
In this the cloud provider guide, we will discuss how Installing from source (compiling) works. We will be making use of various tools that (should) come with your Linux distribution of choice. Here, we are targeting Debian based systems in particular. However, upon simple installation of the other items listed below, you should be able to follow the rest to achieve our goal of Installing Couchbase from source. Installation of the necessary external tools are also explained in this article.
How To Code in React.js eBook
This book is an introduction to React that works from the foundations upward. Each chapter takes you a little deeper into the React ecosystem, building on your previous knowledge. Along the way, you’ll learn how to maintain internal state, pass information between parts of an application, and explore different options for styling your application.
Ubuntu 14.04 LTS – DHCP lease not renewing causes network loss – Fix & Prevention
🟠 High ⏱ 5–30 min Last verified: 24 August 2019 Affected versions: Ubuntu 14.04 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 […]
openSUSE Tumbleweed — helm-mirror — vulnerability — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE advisory SUSE-CU-2020:10-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-18658 Upstream summary: In Helm 2.x before 2.15.2, commands that deal with loading a chart as a directory or packaging a chart provide an opportunity […]
