Deploy PostgreSQL Database on Podman: A Step-by-Step Guide
Learn how to deploy PostgreSQL database on Podman with this step-by-step guide. From installation to database setup, find out everything you need to know to run PostgreSQL containers efficiently. Table of Contents đIntroduction In the world of modern application development and containerization, Podman has gained significant traction as a container management tool. Itâs known for being a […]
How to Inspect and Extract RPM Package Contents
Learn how to inspect and extract RPM package contents using various tools like rpm, rpm2cpio, and repoquery. Discover detailed examples and best practices for managing RPM packages. Table of Contents đIntroduction RPM (Red Hat Package Manager)Â is a powerful package management system used by many Linux distributions, such as Red Hat, CentOS, Fedora, and others. It […]
Automatically Exclude Packages Using DNF
Learn how to automatically exclude packages using DNF on Linux-based systems. This guide covers DNF exclusion options, CLI examples, and strategies for managing package installations effectively. Table of Contents đIntroduction The DNF (Dandified YUM) package manager is a powerful tool for managing software packages on Fedora, CentOS, RHEL, and other RPM-based distributions. It helps users install, update, remove, […]
Configure Google Cloud CLI for Multiple Projects on CentOS 9
Learn how to configure Google Cloud CLI for managing multiple projects on CentOS 9. Step-by-step guide with commands, configuration tips, service account usage, and troubleshooting to optimize your cloud workflow. Table of Contents Introduction Managing multiple Google Cloud projects efficiently is crucial for developers, system administrators, and DevOps engineers. The gcloud command-line interface (CLI) offers […]
Install Google Cloud CLI on CentOS 9: A Comprehensive Guide
Learn how to install Google Cloud CLI on CentOS 9 with this comprehensive guide. Includes step-by-step commands, configuration tips, and troubleshooting advice to help you manage GCP resources efficiently via the command line. Table of Contents Introduction The Google Cloud CLI, commonly known as gcloud, is an essential tool for developers and system administrators working […]
Implementing SSL on FreeIPA: A Comprehensive Guide
Learn how to implement SSL on FreeIPA servers to secure communication channels. This comprehensive guide covers obtaining, installing, and verifying SSL certificates, along with troubleshooting tips and best practices. Table of Contents Introduction In today’s cybersecurity landscape, securing communication channels is paramount. For organizations utilizing Identity Management (IdM) solutions like FreeIPA, implementing Secure Sockets Layer […]
Implement Full Disk Encryption on RHEL 9 | CentOS 9 for Zabbix and PostgreSQL
Learn how to implement full disk encryption on RHEL 9 or CentOS 9 for Zabbix running PostgreSQL database. This step-by-step guide helps secure your monitoring server with encryption. Table of Contents Introduction Data security is crucial, especially when handling sensitive information such as monitoring data and configuration files. For businesses using Zabbix and PostgreSQL on RHEL […]
Hardening OpenVPN Security on RHEL 9 | CentOS 9
Learn about hardening OpenVPN security on RHEL 9 and CentOS 9 with best practices for authentication, encryption, firewall rules, logging, and intrusion detection. Table of Contents Introduction OpenVPN is a powerful open-source VPN solution used for securing remote connections and private networks. However, deploying OpenVPN on RHEL 9 and CentOS 9 requires additional security configurations to protect […]
10 Useful Ansible Navigator Commands
Discover 10 essential Ansible Navigator commands that can optimize your automation workflow, manage playbooks, and improve system performance. Learn tips and examples to enhance your Ansible experience. Table of Contents Introduction Ansible Navigator is an essential tool for managing automation workflows in your infrastructure. It provides a more intuitive way to work with Ansible, especially […]
Resize PDF Documents Using Python: A Comprehensive Guide
Learn how to resize and compress PDF documents using Python. This guide covers simple methods with pdf2image, Pillow, and more advanced tools like pikepdf and Ghostscript. Table of Contents Introduction When it comes to managing PDFs, one common task is resizing or compressing these documents to save storage space, improve load times, or meet size […]