How To Install and Set Up Laravel with Docker Compose on Ubuntu 22.04
Learn how to install Laravel and configure a full Docker Compose on Ubuntu, including PHP, Nginx, MySQL, and container networking.
Debian 11 — libx11 — multiple vulnerabilities (19 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2006-4447 CVE-2006-5397 CVE-2007-1667 CVE-2013-1981 CVE-2013-1997 CVE-2013-2004 CVE-2013-7439 CVE-2016-7942 +11 more Upstream summary: X.Org and XFree86, including libX11, xdm, xf86dga, xinit, xload, xtrans, and xterm, does not check the […]
Ubuntu 22.04 — exempi — multiple vulnerabilities (20 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5483-1 Related CVEs: CVE-2018-12648 CVE-2021-36045 CVE-2021-36046 CVE-2021-36047 CVE-2021-36048 CVE-2021-36050 CVE-2021-36051 CVE-2021-36052 +12 more Upstream summary: It was discovered that Exempi incorrectly handled certain media files. If a user or automated […]
How To Install and Secure Memcached on Ubuntu 18.04 (18-04-2)
A previous version of this tutorial was written by Kathleen Juell. Memory object caching systems like Memcached can optimize backend database performance by temporarily storing information in memory, retaining…
![[Solved] HibernateException: Access to DialectResolutionInfo cannot be null when 'hibernate.dialect' not set — DevOps tutorial on Progressive Robot](https://www.progressiverobot.com/wp-content/uploads/2026/05/hibernateexception-access-dialectresolutioninfo-cannot-null-hibernate-dialect-not-set-75327-featured.png "[Solved] HibernateException: Access to DialectResolutionInfo cannot be null when 'hibernate.dialect' not set 5")
[Solved] HibernateException: Access to DialectResolutionInfo cannot be null when ‘hibernate.dialect’ not set
I was following Hibernate Official Documentation to create a basic hibernate application with version 4.3.5.Final. When I executed the application, I got hibernate.HibernateException: Access to DialectResolutionInfo cannot be null when 'hibernate.dialect' not set even though all the configuration seemed fine to me. HibernateException: Access to DialectResolutionInfo cannot be null when 'hibernate.dialect' not set It took […]
Como Instalar e Configurar o pgAdmin 4 no Modo Servidor
O pgAdmin é uma plataforma opensource de administração e desenvolvimento para PostgreSQL e seus sistemas de gerenciamento de banco de dados relacionados. Escrito em Python e jQuery, ele suporta todos os recursos encontrados no PostgreSQL. Você pode…
How to Install k3s Lightweight Kubernetes on RHEL 7
How to Install k3s Lightweight Kubernetes on RHEL 7 k3s is a certified, production-ready Kubernetes distribution engineered for resource-constrained environments. Developed by Rancher Labs (now part of SUSE), it packages the entire Kubernetes control plane into a single binary under 100 MB, includes Traefik as a built-in ingress controller, and removes legacy or alpha features […]
Ubuntu 22.04 LTS – unattended-upgrades gets stuck and blocks patching – Fix & Prevention
🟠 High ⏱ 5–30 min Last verified: 19 May 2026 Affected versions: Ubuntu 22.04 LTS (Jammy) 📖 ~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 […]
AlmaLinux 8 — fribidi — multiple vulnerabilities (3 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALSA-2022:7514 Related CVEs: CVE-2022-25308 CVE-2022-25309 CVE-2022-25310 Upstream summary: FriBidi is a library to handle bidirectional scripts (for example Hebrew, Arabic), so that the display is done in the proper way, while the […]
AlmaLinux 8 — uom-se — multiple vulnerabilities (4 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALSA-2022:0290 Related CVEs: CVE-2021-4104 CVE-2022-23302 CVE-2022-23305 CVE-2022-23307 Upstream summary: Parfait is a Java performance monitoring library that collects metrics and exposes them through a variety of outputs. It provides APIs for extracting […]
