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How to Install Perl on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Install Perl on FreeBSD 14

Introduction This guide explains how to Install Perl on FreeBSD 14 on FreeBSD 14. 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 privilege separation. […]

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How to Configure Swap Space on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Configure Swap Space on FreeBSD 14

Introduction This guide explains how to Configure Swap Space on FreeBSD 14 on FreeBSD 14. 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 privilege […]

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How to Configure ModSecurity WAF with Apache2 on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Configure ModSecurity WAF with Apache2 on Debian 12

Introduction How to Configure ModSecurity WAF with Apache2 on Debian 12 is a fundamental operation for any administrator maintaining a Debian 12 Bookworm server. Debian 12 Bookworm ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian […]

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How to Configure StrongSwan IPsec on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Configure StrongSwan IPsec on FreeBSD 14

Introduction FreeBSD 14 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up configure strongswan ipsec on freebsd 14 on FreeBSD 14 follows the rc.conf/service(8) paradigm rather than systemd, which means enabling a service and configuring its startup options are done differently from any Linux distribution. […]

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How to Install Nginx Ingress Controller on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Install Nginx Ingress Controller on FreeBSD 14

Introduction FreeBSD 14 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up install nginx ingress controller on freebsd 14 on FreeBSD 14 follows the rc.conf/service(8) paradigm rather than systemd, which means enabling a service and configuring its startup options are done differently from any Linux […]

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How to Configure Docker Daemon TLS on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Configure Docker Daemon TLS on FreeBSD 14

Introduction Deploying configure docker daemon tls on freebsd 14 on a FreeBSD 14 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard […]

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Common Problems 114393

RHEL 9 DNF Metadata Expired or Broken Cache

🟡 Medium   ⏱ 5–30 min  Last verified: 12 February 2024 📖 ~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 […]

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How to Enable FIPS Mode on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Enable FIPS Mode on Debian 12

Introduction This guide explains how to Enable FIPS Mode on Debian 12 on Debian 12 Bookworm. Debian Bookworm uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 12 install with the standard […]

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How to Set Up a Git Server with Gitea on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Set Up a Git Server with Gitea on RHEL 9

Gitea is a lightweight, self-hosted Git service written in Go that provides GitHub-like functionality (repositories, issues, pull requests, wikis, webhooks, and CI/CD via Gitea Actions) in a single binary consuming under 100 MB of RAM. Compared to GitLab CE (which requires 4–8 GB RAM and a complex Omnibus bundle), Gitea is ideal for small teams, […]

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How to Set Up LUKS Disk Encryption on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Set Up LUKS Disk Encryption on CentOS Stream 9

Introduction This tutorial demonstrates how to Set Up LUKS Disk Encryption on CentOS Stream 9 on CentOS Stream 9. 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 CentOS Stream 9 system with […]

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