* [Home](index.md)
* [Linux & Sysadmin](01-linux/index.md)
    * [Linux File Permissions](01-linux/files-permissions/linux-file-permissions.md)
    * [Managing Linux Services with systemd](01-linux/process-management/managing-linux-services-systemd-ansible.md)
    * [SSH Config & Key Management](01-linux/networking/ssh-config-key-management.md)
    * [Package Management Reference](01-linux/packages/package-management-reference.md)
    * [Ansible Getting Started](01-linux/shell-scripting/ansible-getting-started.md)
    * [Bash Scripting Patterns](01-linux/shell-scripting/bash-scripting-patterns.md)
    * [SnapRAID & MergerFS Storage Setup](01-linux/storage/snapraid-mergerfs-setup.md)
    * [Linux Distro Guide for Beginners](01-linux/distro-specific/linux-distro-guide-beginners.md)
    * [WSL2 Instance Migration to Fedora 43](01-linux/distro-specific/wsl2-instance-migration-fedora43.md)
    * [WSL2 Training Environment Rebuild](01-linux/distro-specific/wsl2-rebuild-fedora43-training-env.md)
    * [WSL2 Backup via PowerShell](01-linux/distro-specific/wsl2-backup-powershell.md)
* [Self-Hosting & Homelab](02-selfhosting/index.md)
    * [Self-Hosting Starter Guide](02-selfhosting/docker/self-hosting-starter-guide.md)
    * [Docker vs VMs for the Homelab](02-selfhosting/docker/docker-vs-vms-homelab.md)
    * [Debugging Broken Docker Containers](02-selfhosting/docker/debugging-broken-docker-containers.md)
    * [Docker Healthchecks](02-selfhosting/docker/docker-healthchecks.md)
    * [Setting Up Caddy as a Reverse Proxy](02-selfhosting/reverse-proxy/setting-up-caddy-reverse-proxy.md)
    * [Tailscale for Homelab Remote Access](02-selfhosting/dns-networking/tailscale-homelab-remote-access.md)
    * [rsync Backup Patterns](02-selfhosting/storage-backup/rsync-backup-patterns.md)
    * [Tuning Netdata Web Log Alerts](02-selfhosting/monitoring/tuning-netdata-web-log-alerts.md)
    * [Tuning Netdata Docker Health Alarms](02-selfhosting/monitoring/netdata-docker-health-alarm-tuning.md)
    * [Deploying Netdata to a New Server](02-selfhosting/monitoring/netdata-new-server-setup.md)
    * [Linux Server Hardening Checklist](02-selfhosting/security/linux-server-hardening-checklist.md)
    * [Standardizing unattended-upgrades with Ansible](02-selfhosting/security/ansible-unattended-upgrades-fleet.md)
* [Open Source & Alternatives](03-opensource/index.md)
    * [SearXNG: Private Self-Hosted Search](03-opensource/alternatives/searxng.md)
    * [FreshRSS: Self-Hosted RSS Reader](03-opensource/alternatives/freshrss.md)
    * [Gitea: Self-Hosted Git](03-opensource/alternatives/gitea.md)
    * [rmlint: Duplicate File Scanning](03-opensource/productivity/rmlint-duplicate-scanning.md)
    * [tmux: Persistent Terminal Sessions](03-opensource/dev-tools/tmux.md)
    * [screen: Simple Persistent Sessions](03-opensource/dev-tools/screen.md)
    * [rsync: Fast, Resumable File Transfers](03-opensource/dev-tools/rsync.md)
    * [Vaultwarden: Self-Hosted Password Manager](03-opensource/privacy-security/vaultwarden.md)
    * [yt-dlp: Video Downloading](03-opensource/media-creative/yt-dlp.md)
* [Streaming & Podcasting](04-streaming/index.md)
    * [OBS Studio Setup & Encoding](04-streaming/obs/obs-studio-setup-encoding.md)
    * [Plex 4K Codec Compatibility (Apple TV)](04-streaming/plex/plex-4k-codec-compatibility.md)
* [Troubleshooting](05-troubleshooting/index.md)
    * [Apache Outage: Fail2ban Self-Ban + Missing iptables Rules](05-troubleshooting/networking/fail2ban-self-ban-apache-outage.md)
    * [Mail Client Stops Receiving: Fail2ban IMAP Self-Ban](05-troubleshooting/networking/fail2ban-imap-self-ban-mail-client.md)
    * [firewalld: Mail Ports Wiped After Reload](05-troubleshooting/networking/firewalld-mail-ports-reset.md)
    * [Tailscale SSH: Unexpected Re-Authentication Prompt](05-troubleshooting/networking/tailscale-ssh-reauth-prompt.md)
    * [Docker & Caddy Recovery After Reboot (Fedora + SELinux)](05-troubleshooting/docker-caddy-selinux-post-reboot-recovery.md)
    * [ISP SNI Filtering with Caddy](05-troubleshooting/isp-sni-filtering-caddy.md)
    * [Obsidian Vault Recovery — Loading Cache Hang](05-troubleshooting/obsidian-cache-hang-recovery.md)
    * [Qwen2.5-14B OOM on RTX 3080 Ti (12GB)](05-troubleshooting/gpu-display/qwen-14b-oom-3080ti.md)
    * [yt-dlp YouTube JS Challenge Fix on Fedora](05-troubleshooting/yt-dlp-fedora-js-challenge.md)
    * [Gemini CLI Manual Update](05-troubleshooting/gemini-cli-manual-update.md)
    * [MajorWiki Setup & Publishing Pipeline](05-troubleshooting/majwiki-setup-and-pipeline.md)
    * [Gitea Actions Runner: Boot Race Condition Fix](05-troubleshooting/gitea-runner-boot-race-network-target.md)
    * [SELinux: Fixing Dovecot Mail Spool Context (/var/vmail)](05-troubleshooting/selinux-dovecot-vmail-context.md)
    * [mdadm RAID Recovery After USB Hub Disconnect](05-troubleshooting/storage/mdadm-usb-hub-disconnect-recovery.md)
    * [Windows OpenSSH Server (sshd) Stops After Reboot](05-troubleshooting/networking/windows-sshd-stops-after-reboot.md)
    * [Ollama Drops Off Tailscale When Mac Sleeps](05-troubleshooting/ollama-macos-sleep-tailscale-disconnect.md)
    * [ClamAV CPU Spike: Safe Scheduling with nice/ionice](05-troubleshooting/security/clamscan-cpu-spike-nice-ionice.md)
    * [Ansible: Vault Password File Not Found](05-troubleshooting/ansible-vault-password-file-missing.md)