Como Gerenciar Conjuntos no Redis
O Redis é um datastore ou armazenamento de dados open-source de chave-valor na memória. Conjuntos ou Sets no Redis são coleções de strings armazenadas em uma determinada chave. Quando mantido em um conjunto, um…
Como instalar e configurar um daemon e cliente SNMP no Ubuntu 18.04
O autor selecionou Internet Archive para receber uma doação como parte do programa Write for DOnations. Grande parte de ser um administrador de sistemas é coletar informações precisas de seus servidores e infraestrutura….
How To Get Started with FreeBSD 10.1
FreeBSD is a secure, high-performance operating system that is suitable for a variety of server roles. In this guide, we will cover some basic information about how to get started with a FreeBSD server.
Alpine Linux edge — py3-pikepdf — vulnerability — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2.9.1-r2 📖 ~4 min read • Source: Alpine secdb entry — py3-pikepdf 2.9.1-r2 Related CVEs: CVE-2021-29421 Upstream summary: Alpine community repository for vedge ships py3-pikepdf 2.9.1-r2 which addresses CVE-2021-29421. Table of contents Symptom & Impact Environment […]
Oracle Linux 8 — linuxptp — vulnerability — patch and remediation guide (ELSA-2021-2660)
🟠 High ⏱ 15–60 min Last verified: 1 August 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2021-2660 Related CVEs: CVE-2021-3570 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
Learn How to Build a RAG Application using GPU Droplets
Learn how to create a Retrieval-Augmented Generation (RAG) application using the cloud provider’s GPU Droplets.
Build, Deploy, and Scale Your First Web App Using an app platform
An introductory talk designed for beginners — learn how to rapidly build, deploy, manage, and scale a web app on the cloud provider.
How to Configure MariaDB Galera Cluster on FreeBSD 13
Introduction This guide explains how to Configure MariaDB Galera Cluster on FreeBSD 13 on FreeBSD 13. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum for fine-grained […]
