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  1. 01 Ollama Models Cheat Sheet: Best Models by VRAM, Tested (PDF) AI Ollama Models Cheat Sheet: Best Models by VRAM, Tested (PDF)
  2. 02 PHP2Shell on End-of-Life PHP 8.1, 8.0 and 7.4 (WHMCS, ionCube) Php PHP2Shell on End-of-Life PHP 8.1, 8.0 and 7.4 (WHMCS, ionCube)
  3. 03 OpenAI Codex CLI Cheat Sheet: Shortcuts, Commands, Flags (PDF) AI OpenAI Codex CLI Cheat Sheet: Shortcuts, Commands, Flags (PDF)
  4. 04 Install KVM and Virt-Manager on Arch Linux Virtualization Install KVM and Virt-Manager on Arch Linux
  5. 05 Configure Samba File Share on Debian 13 / 12 Debian Configure Samba File Share on Debian 13 / 12
  6. 06 How to Install CachyOS: Step-by-Step Guide Arch Linux How to Install CachyOS: Step-by-Step Guide
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Cisco CCNA New CCNA 200-301

CCNA 200-301

66-part series

  1. 1CCNA 200-301 Study Guide and Roadmap
  2. 2CCNA 200-301 Exam Topics: The Complete v1.1 List Explained
  3. 3How to Pass the CCNA: 90-Day Study Plan
  4. +63 more parts
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Fedora New Fedora 44 Workstation

Fedora 44 Workstation

55-part series

  1. 1Configure GNOME Tweaks and Extensions on Fedora 45 / 44
  2. 2Btrfs Snapshots and Rollback with Snapper on Fedora 45 / 44
  3. 3Install Podman Compose on Fedora 45 / 44 and Run Rootless Stacks
  4. +52 more parts
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IaC & Automation New Ansible Mastery

Ansible Mastery

27-part series

  1. 1Ansible Automation Guide: From Basics to Production
  2. 2Install Ansible on Rocky Linux 10, RHEL and Ubuntu
  3. 3Ansible Ad-Hoc Commands: Quick Tasks Without Playbooks
  4. +24 more parts
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Virtualization New Proxmox and Homelab Hardware

Proxmox and Homelab Hardware

22-part series

  1. 1Best Mini PC for a Homelab, Proxmox, and Self-Hosting
  2. 2Is a Mini PC Enough for a Homelab? How Many VMs Each Tier Runs
  3. 3How Much RAM Do You Need for Proxmox and a Homelab
  4. +19 more parts
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openSUSE Leap New openSUSE Leap 16

openSUSE Leap 16

19-part series

  1. 1Install openSUSE Leap 16 Step-by-Step with Screenshots
  2. 2Upgrade openSUSE Leap 15 to Leap 16 (and 16.0 to 16.1)
  3. 3Things to Do After Installing openSUSE Leap 16
  4. +16 more parts
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Databases New Qdrant Mastery

Qdrant Mastery

14-part series

  1. 1Qdrant Vector Database: Setup, Search, and Production Use
  2. 2Install Qdrant on Ubuntu 26.04 / 24.04 / 22.04
  3. 3Install Qdrant on Rocky Linux 10 / AlmaLinux 10
  4. +11 more parts
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Ubuntu 26.04 Ubuntu 26.04 Web Stack

Ubuntu 26.04 Web Stack

14-part series

  1. 1Install LAMP Stack on Ubuntu 26.04 LTS (Apache, MariaDB, PHP)
  2. 2Install LEMP Stack on Ubuntu 26.04 LTS (Nginx, MariaDB, PHP 8.5)
  3. 3Install MariaDB on Ubuntu 26.04 LTS
  4. +11 more parts
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Identity & Access New FreeIPA Identity Management

FreeIPA Identity Management

13-part series

  1. 1Install FreeIPA Server on Rocky Linux 10 / AlmaLinux 10 / RHEL 10
  2. 2How To Configure FreeIPA Replication on Rocky Linux / AlmaLinux 10 and 9
  3. 3Run FreeIPA Server in Docker or Podman Containers
  4. +10 more parts
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