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Discipuli sodales, vos saluto! Iter meum vobis subsidium sit!

Personal Project - Built for Myself

I created this for myself - to organize my learning, document my knowledge, and advance my career.

This is my own garden, not a public park. But I'm happy to share it! If you find something useful here, if these guides help you solve a problem or learn a new skill - that's great, and I'm glad it adds value for you.

Just know that I'm not seeking contributions, feedback, or collaboration. This is a solo project, maintained by me for my own needs.

What You'll Find Here

Technologies

Comprehensive, hands-on learning resources designed for practical skill development:

Programming:

Operating Systems:

  • Windows Administration PowerShell scripting, system administration
  • Linux Administration System management, security, automation

DevOps & Cloud:

  • HashiCorp Vault Secrets management
  • Kubernetes & Observability Prometheus, Grafana, OpenTelemetry
  • Cloud Platforms AWS, GCP, IBM Cloud

AI & Automation:

Resources

Documentation, writing, command-line tools, collaboration workflows, and enterprise hardware:

Technical Writing:

Command-Line Tools:

Collaboration Tools:

Hardware Platforms:

  • HPE ProLiant & iLO Engineering Field Guide Production-grade technical reference for HPE ProLiant servers (G6-Gen11), iLO remote management (iLO2-iLO7), Smart Array RAID controllers, Linux compatibility, firmware lifecycle, thermal/power management, Redfish API automation, troubleshooting cookbook

Practices

Real-world operational procedures and methodologies:

Incident Response:

Workflows:

Methodologies:

  • Agile & Scrum Sprint planning, retrospectives, ceremonies
  • ITIL Foundations Service management best practices
  • Kanban Systems Flow optimization and work visualization

Professional Development:

Atelier Photography

Fine art photography workflows and technical references:

Camera & Optics:

  • Fujica GL690/GM670 Medium format rangefinder operation manuals

Landscape & Atmospheric Photography:

Digital Processing:

Fine Art Printing:

  • Silver Gelatin Darkroom Printing Reference Complete optical printing guide: enlargers, papers, developers, archival processing, medium format advantages
  • 7-Part Series Foundations, tonal control, materials, workflow, editing, philosophy, resources

Alternative Processes:

  • Salt Print Reference 19th-century salted paper printing: William Henry Fox Talbot's original process, chemistry, paper selection, coating, UV exposure, gold toning, archival processing, fine art philosophy
  • Cyanotype Printing Iron-based blue printing process, UV contact printing, alternative toners

Self-Discovery

Strategic frameworks and pattern recognition guides for navigating workplace challenges:

Coming Soon - Operational Lessons:

Building on the Professional Development framework in Practices, this section will feature strategic response frameworks and actionable patterns:

  • Communication Patterns - Money and professional relationships, manipulative behaviors, boundary failures, mentorship red flags
  • Psychological Patterns - Compliance compulsion, people-pleasing cycles, healthy boundaries
  • Organizational Dynamics - Toxic workplace recognition, role ambiguity, exit strategies
  • Strategic Frameworks - Prevention, mitigation, boundary scripts

All content fully anonymized, fact-based, and focused on actionable lessons validated with research.

Philosophy

This knowledge base is built on several core principles:

Engineering Excellence

Practical over theoretical - Every guide is tested in production environments

Continuous Learning

Progressive mastery - Start where you are, build incrementally

AI-Assisted Workflows

Leverage modern tools - Focus on problem-solving, not rote memorization

Personal Knowledge Base

Built for learning - Documentation solidifies understanding

How to Use This Site

For Learning

  1. Choose a technology guide from the Technologies section
  2. Follow the modules sequentially (they build on each other)
  3. Complete practice exercises to reinforce concepts
  4. Apply to real projects for hands-on experience

For Reference

  • Use the search function (top navigation) to find specific topics
  • Navigate via sidebar for structured browsing
  • Browse Technologies for hands-on learning resources

For Professional Development

  • Interview prep: Python for SRE, Bash scripting, system administration
  • Enterprise infrastructure: Resources → Hardware Platforms → HPE ProLiant & iLO Field Guide (server hardware, remote management, RAID, Linux compatibility)
  • New role success: Practices → Professional Development → Probation Success Strategy (scope creep prevention, boundary setting)
  • Command-line mastery: Resources → Command-Line Tools (Vim, Bash Readline, OpenSSL, GPG)
  • Documentation skills: Resources → Technical Writing (best practices, templates, SEO optimization)
  • Incident Response: Practices → Incident Response (severity levels, on-call procedures, PagerDuty)
  • Collaboration workflows: Resources → Collaboration Tools (GitHub, GitLab, Slack automation)
  • AI-assisted workflows: Technologies → AI & Automation (Claude, NotebookLM, Self-hosted LLMs)
  • Career growth: Practices → Professional Development (boundary setting, work acceptance framework)

Recent Updates

Latest Additions - May 2026

  • 2026-05-25: HPE ProLiant & iLO Engineering Field Guide - Production-grade technical reference (G6-Gen11 servers, iLO2-iLO7 management, Smart Array RAID, Linux compatibility, firmware lifecycle, thermal/power management, Redfish API, troubleshooting) - Added to Resources → Hardware Platforms
  • 2026-05-25: Salt Print Reference - Comprehensive guide to 19th-century salted paper printing (William Henry Fox Talbot's original process, chemistry, paper selection, coating, toning, archival processing)
  • 2026-05-25: Silver Gelatin Darkroom Printing Reference - Complete optical printing guide (enlargers, papers, developers, contrast control, dodging/burning, archival processing, medium format)
  • 2026-05-25: SEO Optimization Guide - Complete search engine optimization for technical documentation (meta tags, structured data, Google Search Console)
  • 2026-05-25: SEO implementation - Meta descriptions plugin, Open Graph, Twitter Cards, robots.txt, JSON-LD structured data
  • 2026-05-25: Flask & Django Learning Plans - Comprehensive Python web framework tutorials (Flask REST APIs, Django full-stack)
  • 2026-05-25: Photographer's Weather & Atmospheric Field Guide - Central European weather phenomena, landscape photography
  • 2026-05-25: Probation Success Strategy - 3-phase new role success framework with scope creep prevention
  • 2026-05-25: Professional Development expanded - Boundary setting, work acceptance, career strategies
  • 2026-05-25: Machine Learning Fundamentals - Supervised/unsupervised learning, neural networks, model evaluation
  • 2026-05-25: Navigation redesigned - All sections now collapsible/expandable for better organization
  • 2026-05-25: Dark mode link color improved - High contrast silver (#BDBDBD) for better readability
  • 2026-05-25: Self-Hosted LLM Guide - Complete guide to running local AI models (Ollama, LM Studio, vLLM)
  • 2026-05-25: NotebookLM Quick Reference - Google's AI-powered research assistant workflow
  • 2026-05-25: Collaboration Tools - GitHub, GitLab, and Slack automation guides (3-week learning plans)
  • 2026-05-25: Repository sanitized - All company-specific references removed for public publication
  • 2026-05-23: AI Getting Started Guide (comprehensive beginner's introduction to AI/LLMs)
  • 2026-05-23: Practices Section - Operations & Methodologies (Incident Management, Jira Triage, PagerDuty, Agile, ITIL, Kanban)
  • 2026-05-23: Atelier Photography Section (Fujica GL690/GM670 manuals, RawTherapee, SilverFast, Film References)
  • 2026-05-23: Fine Art Printing References (7-part series: Foundations, Tonal Control, Materials, Workflow, Editing, Philosophy, Resources)
  • 2026-05-23: Terminal Multiplexers added to Resources (tmux, screen)
  • 2026-05-23: Command-Line Tools Quick References (Vim, Bash Readline, OpenSSL, GPG)
  • 2026-05-23: Technical Writing Quick Reference (moved to Resources section)
  • 2026-05-23: Windows Administration (PowerShell, system administration)
  • 2026-05-20: Python SRE Interview Preparation (complete guide)
  • 2026-05-20: Python Development Tools (Black, Ruff, mypy, pytest)
  • 2026-03-17: HashiCorp Vault Quick References
  • 2026-03-17: Claude Effective Usage Guides

About Angelus-H

An infrastructure engineer with expertise across multiple domains:

Infrastructure Engineering

  • Kubernetes & container platforms - Production cluster operations
  • CI/CD pipelines - Tekton, GitLab CI, automated workflows
  • Configuration management - Ansible, infrastructure as code
  • Cloud platforms - Multi-cloud experience (hybrid deployments)

Site Reliability Engineering

  • Incident management - On-call, root cause analysis, post-mortems
  • Observability - Metrics (Prometheus), logs (Loki), traces (OpenTelemetry)
  • Performance optimization - Resource tuning, bottleneck identification
  • Automation - Python, Bash, operational scripting

Modern Tooling

  • AI-assisted operations - Claude integration, automated workflows
  • Secrets management - HashiCorp Vault, credential workflows
  • Platform engineering - Developer experience, self-service tooling
  • Multi-platform administration - Linux (RHEL, Fedora) and Windows Server
  • Security & cryptography - SSL/TLS, GPG, certificate management

Skills & Expertise

  • Deep Kubernetes/OpenShift expertise
  • Python automation and tooling
  • Ansible playbook development
  • Observability stack implementation (OTel, DataDog, Prometheus)
  • Linux system administration (RHEL, Fedora, Ubuntu)
  • Configuration management and infrastructure as code

This knowledge base represents years of learning, experimentation, and production experience, distilled into practical, actionable quick references and guides.

Technology Stack

This site is built with modern, open-source tools:

  • MkDocs - Python-based static site generator
  • Material for MkDocs - Beautiful, responsive theme with rich features
  • GitHub Pages - Free, reliable hosting
  • Markdown - Simple, portable content format

Why these choices?

  • Fast - Instant search, quick navigation
  • Beautiful - Professional appearance, dark mode support
  • Accessible - Mobile-friendly, semantic HTML
  • Maintainable - Simple Markdown, version-controlled
  • Free - No hosting costs, open-source tools

About This Project

This is a personal knowledge base created for my own reference, learning, and professional development.

Not Accepting Contributions

This project is maintained solely by me for personal use. I am not seeking contributions, pull requests, or external collaboration at this time.

License & Usage

Unless otherwise noted, all content is:

  • Free to use for personal and professional learning
  • Attribution appreciated when sharing or adapting
  • Not for commercial resale without permission

Individual code snippets and scripts may have specific licenses noted in their documentation.

Ready to Start Learning?

Explore Technologies for hands-on guides, browse Resources for quick references (including hardware platforms, technical writing, and collaboration tools), review Practices for real-world operational procedures, or visit Atelier Photography for fine art workflows.

Knowledge grows when shared. Happy learning!