How To Install and Use PostgreSQL on Ubuntu
Learn how to install and use PostgreSQL on Ubuntu. Step-by-step guide includes setup, configuration, and basic database commands for beginners.
Debian 9 — kwallet-pam — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 25 May 2026 Affected versions: Debian 9 (stretch) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2018-10380 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 Configure a Clustered Web Server with Varnish and Nginx on Ubuntu 13.10
This guide will demonstrate how to create a round robin two node clustered web server with Nginx and Varnish.
How to Configure Windows Server 2019 for Compliance
Introduction to Compliance Configuration on Windows Server 2019 Configuring Windows Server 2019 for compliance involves implementing technical controls that satisfy the requirements of regulatory frameworks such as PCI DSS, HIPAA, SOC 2, NIST 800-53, ISO 27001, CIS Benchmarks, and DISA STIGs. Compliance configuration encompasses access controls, encryption, auditing, patch management, system hardening, and documentation. Windows […]
Ubuntu 16.04 — aspell — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 25 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5023-1 Related CVEs: CVE-2019-25051 CVE-2019-17544 Upstream summary: It was discovered that Aspell incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code or cause a […]
Cómo añadir autenticación a su aplicación con Flask-Login
Permitir a los usuarios iniciar sesión en su aplicación es una de las funciones más frecuentes que añadirá a su aplicación web. Este artículo explicará cómo añadir autenticación a su aplicación Flask con el paquete Flask-Login.
From 0 to 3 Million+ Deployments: Scaling App Platform on Kubernetes
Get a better understanding of how your builds run on an app platform, and how to scale efficiently when your user base expands.
FreeBSD 12 — avidemux — multiple vulnerabilities (20 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: ffmpeg — multiple vulnerabilities Related CVEs: CVE-2014-9316 CVE-2014-9317 CVE-2014-9603 CVE-2014-9604 CVE-2015-1872 CVE-2015-3395 CVE-2015-3417 CVE-2015-6761 +12 more Upstream summary: NVD reports: An issue was discovered in the FFmpeg package, where vp3_decode_frame […]
How To Build a Styled Landing Page with Tailwind CSS
Tailwind is a utility-first CSS framework for rapidly building custom user interfaces. This means that Tailwind provides highly composable, low-level utility classes that make it easy to build complex user interfaces without encouraging any two sites to look the same. In this tutorial, we’ll be building a landing page using Tailwind CSS to showcase a health monitoring smart wristwatch (HMSW) product to our customers.
Understanding Lists in Python 3: Complete Guide (2025–2026)
Understanding lists in Python 3 is one of the most important and frequently used skills in Python programming — lists are mutable, ordered sequences that let you store and manipulate collections of related values (numbers, strings, objects, even other lists), making them perfect for data storage, iteration, sorting, filtering, and almost every real-world task (from to-do apps to data analysis, game inventories, user inputs, and machine learning datasets).
