Running Pi-hole in 2025 updated best practices (Docker, Unbound, DoH)
A concise 2025 follow-up: how to run Pi-hole reliably today Docker Compose example, Unbound resolver, DNS-over-HTTPS options, systemd-resolved tips, and troubleshooting checklist.
manuel laggner
Make external links open in a new tab a safe Jekyll plugin
Add a Jekyll post-render hook that marks external links with target="_blank" and rel="noopener noreferrer" without breaking images, TOC or mailto links.
Reading BRF+ Decision Table Data via API in ABAP
Learn how to programmatically read BRF+ decision table data using the FDT API in ABAP. This comprehensive guide covers querying applications, accessing decision tables, and extracting table data into custom structures.
My Custom Darcula Colorful IntelliJ Theme - Years of Refinement
Discover my refined Darcula Colorful IntelliJ theme with enhanced syntax highlighting for Java. Boost readability, reduce eye strain, and download the .icls.
OPNsense 25.7 DNS Issues: Migrating from Unbound to dnsmasq
Complete guide to resolving DNS resolution failures after upgrading to OPNsense 25.7, including step-by-step migration from Unbound to dnsmasq for improved stability and local hostname resolution in home networks.
Using the HTTP API of tinyMediaManager
Automate tinyMediaManager via its HTTP API: enable the API, auth with api-key, send JSON commands, understand scope=new, and run curl/bash examples.
Extracting BRF+ Decision Table Data to Internal Tables for High-Performance ABAP Access
Learn how to extract SAP BRF+ decision table data into ABAP internal tables for high-performance access. This guide covers API usage, buffering strategies, HANA integration, and best practices for optimizing SAP business rule evaluations and system integration.
Embedding SAP WebGUI into External Applications: Bypassing the Clickjacking Protection
Learn how to embed SAP WebGUI in external web applications by bypassing clickjacking protection. This guide covers cross-domain integration, secure postMessage handling, SAP backend configuration, and best practices for seamless SAP UI embedding.
Setting up Jenkins on Proxmox in a home lab
Comprehensive guide to deploying Jenkins on Proxmox in a home lab, featuring multi-agent setup with Linux and macOS, Docker integration, secure SSH configuration, and best practices for scalable, cross-platform CI/CD automation.
Backing Up Proxmox ZFS to AWS S3 Glacier with Rclone
Step-by-step guide to backing up Proxmox ZFS snapshots to AWS S3 Glacier using Rclone, including IAM setup, secure scripting, cost-saving tips, and best practices for reliable, scalable, and automated offsite backups.