Comment installer et utiliser PostgreSQL sur CentOS 8
Les systèmes de gestion de bases de données relationnelles sont un élément clé de nombreux sites web et applications. Ils offrent un moyen…
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: 3 January 2023 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: 3 January 2023 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 6")
[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: 2 January 2023 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 […]
NFS Mount Timeout from firewalld and SELinux Restrictions
🟡 Medium ⏱ 5–30 min Last verified: 2 January 2023 📖 ~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 Errors & Cross-Refs References & Further […]
