D3.js: Understanding Selections and Comparing with Vanilla JavaScript
Curious about selections in D3.js? Let’s break the concept down. We look at how to get the same results with Vanilla JavaScript and then compare this with D3.
How To Set Up Mattermost on Ubuntu 18.04
Mattermost is an open source collaboration and messaging platform created with security and configurability in mind, that provides comparable functionality to Discord or Slack. In this tutorial, you will set up the Mattermost Team Edition on your Ubuntu 18.04 server. First, you’ll install it and expose it at your domain, secured with a free Let’s Encrypt TLS certificate.
How to Configure IIS Logging on Windows Server 2016
How to Configure IIS Logging and Analysis on Windows Server 2016 Internet Information Services (IIS) on Windows Server 2016 generates detailed access logs that record every HTTP request, response code, bytes transferred, time taken, client IP, and user agent. Properly configured IIS logging is essential for security auditing, performance troubleshooting, SEO analysis, capacity planning, and […]
How to Set Up an NFS Mount on Ubuntu (Step-by-Step Guide)
Set up NFS mounts on Ubuntu servers for network file sharing. Learn server and client configuration, firewall setup, and persistent mounts for Ubuntu servers.
Ubuntu 16.04 — libmaxminddb — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 20 June 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5751-1 Related CVEs: CVE-2020-28241 Upstream summary: It was discovered that libmaxminddb incorrectly handled certain memory operations. A remote attacker could possibly use this issue to cause applications using libmaxminddb to […]
Импорт и экспорт базы данных MongoDB в Ubuntu 20.04
MongoDB — одна из самых популярных СУБД NoSQL. Она отличается масштабируемостью, мощностью и надежностью и удобством в использовании. В этом учебном модуле мы покажем, как создавать резервные копии, восстанавливать и переносить ваши базы данных MongoDB.
Ubuntu 16.04 — redmine — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 20 June 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4200-1 Related CVEs: CVE-2019-17427 CVE-2019-18890 Upstream summary: It was discovered that Redmine incorrectly handle certain inputs that could cause textile formatting errors. An attacker could possibly use this issue to […]
Arch Linux — ruby-bundler — vulnerability — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read • Source: Arch ASA ASA-202106-14 Related CVEs: CVE-2020-36327 Upstream summary: Type: insufficient validation. Status: Fixed. Affected: 2.2.17-1. Fixed in: 2.2.18-1. Group: AVG-1891. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]
Como implantar e gerenciar seu DNS usando o OctoDNS no Debian 10
O autor selecionou a Fundação Electronic Frontier para receber uma doação como parte do programa Write for DOnations. O OctoDNS é…
Como Trabalhar com Dados da Web Usando Requests e Beautiful Soup com Python 3
A Web nos fornece mais dados do que qualquer um de nós pode ler e entender, assim, muita vezes queremos trabalhar com essas informações programaticamente a fim de dar sentido a isso. Às vezes, esse dado nos é fornecido pelo criador do website via arquivos .csv ou valores…
