Choosing the Right Tool for logging with OpenSearch
This tutorial compares four widely used log shippers for OpenSearch: Logstash, Filebeat, Fluentd, and Fluent Bit—highlighting their primary uses, strengths, and considerations.
Multi-GPU on raw PyTorch with Hugging Face’s Accelerate library
In this article, we examine HuggingFace’s Accelerate library for multi-GPU deep learning. We apply Accelerate with PyTorch and show how it can be used to simplify transforming raw PyTorch into code that can be run on a distributed machine system.
Arch Linux — dino — 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-202107-35 Related CVEs: CVE-2021-33896 Upstream summary: Type: directory traversal. Status: Fixed. Affected: 0.2.0-3. Fixed in: 0.2.1-1. Group: AVG-2043. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]
Implementing GitOps using Flux CD
Learn to use Flux CD to manage your Kubernetes cluster applications with GitOps principles, HelmReleases, and Sealed Secrets encryption. Provision Flux CD with the flux CLI on your DOKS cluster and keep your applications state synchronized easily.
How to Configure Oracle Linux 8 in Azure
Introduction This tutorial demonstrates how to Configure Oracle Linux 8 in Azure on Oracle Linux 8. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered Oracle Linux 8 system with the default AppStream […]
Cómo configurar un servidor VPN IKEv2 con StrongSwan en Ubuntu 20.04
Justin Ellingwood y Namo escribieron una versión anterior de este tutorial. Un red virtual privad,(VPN, por sus siglas en inglés) le permite cifrar de forma…
Arch Linux — grafana-agent — vulnerability — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read • Source: Arch ASA ASA-202112-12 Related CVEs: CVE-2021-41090 Upstream summary: Type: information disclosure. Status: Fixed. Affected: 0.21.0-1. Fixed in: 0.21.2-1. Group: AVG-2614. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]
How to Install Node.js and Create a Local Development Environment on macOS
Node.js is an open source JavaScript runtime environment for easily building server-side applications. It’s also the runtime that powers many client-side development tools for modern JavaScript frameworks. In this tutorial, you’ll set up a Node.js…
Oracle Linux 8 — spice — vulnerability — patch and remediation guide (ELSA-2021-1924)
🟢 Low ⏱ 5–15 min Last verified: 1 April 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2021-1924 Related CVEs: CVE-2021-20201 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 Build Go Executables for Multiple Platforms on Ubuntu 16.04
The Go programming language comes with a rich toolchain that makes obtaining packages and building executables incredibly easy. One of Go’s most powerful features is the ability to cross-build executables for any Go-supported foreign platform. This makes testing and package…
