A Tiny Home Assistant Dashboard

An old ESP32/PlatformIO project that turns Home Assistant sensor states into a small physical dashboard with OLED pages, status LEDs, and the REST API.

GoodWe PV Strings in Home Assistant Energy

How I split a GoodWe inverter into west and east PV strings in Home Assistant Energy, and migrated the old production history to the west string with SQL.

Aqotec RM360 over Modbus, Part 4: External Room Temperature for HC2

How to send external room temperature from Home Assistant to RM360 heating circuit 2, including the required controller-side service-menu settings.

Aqotec RM360 over Modbus, Part 3: Safe Writes and Automations

Safe RM360 write automations for Home Assistant: mode selection, float32 offsets, value bounds, and no startup write storms.

Aqotec RM360 over Modbus, Part 2: The Energy Counter Workaround

Why the RM360 energy register is kept raw first, then filtered into a stable total_increasing sensor for Home Assistant.

Aqotec RM360 over Modbus, Part 1: Read-Only Home Assistant Sensors

A safe read-only Home Assistant Modbus setup for an Aqotec RM360 district-heating controller, with short English sensor names.

PowerShell: Display Environment Variables

List environment variables in PowerShell and learn why command output should be sanitized before being shared publicly.

Understand Vim: The Editor as a Language

The problem with learning Vim is not that it's hard to do—it's that you have to keep doing it. Daniel Miessler

How to Sign PowerShell Scripts

PowerShell can prevent accidental or untrusted script execution by checking whether a script has a valid digital signature. Signing a script sounds complicated, but the basic workflow is small: get a code-signing certificate, sign the .ps1 file, then verify the signature. This is useful when you run scripts with

Auditing SMB Shares with PowerShell

Audit local SMB shares with PowerShell by checking both Share and NTFS permissions against a list of high-risk security principals. The script logs compliance results as structured events in the Windows Event Log, making it easy to integrate with monitoring and SIEM solutions.

Schedule a One-Time Server Reboot with PowerShell

Sometimes a server needs to be restarted outside business hours, but you do not want to wait until the planned reboot window. A simple PowerShell script can create or update a one-time Scheduled Task for this.

A Better Confirmation Prompt for PowerShell Scripts

Many scripts require a simple confirmation before performing an action. Instead of using `Read-Host` and validating user input manually, PowerShell already provides a native solution through `PromptForChoice()`.

PowerShell

Enabling Virtualization-Based Security (VBS) for VMware Virtual Machines with PowerCLI

Virtualization-Based Security (VBS) is a Microsoft security technology that leverages hardware virtualization to isolate sensitive operating system components from the rest of the system.

PowerShell

Deploying and Managing Group Managed Service Accounts (gMSA) in Active Directory

Group Managed Service Accounts (gMSAs) simplify service account management in Active Directory by automatically handling password changes and reducing administrative overhead.

CLI

Copy SSH Key to Remote Server

Generate a public/private key pair and copy the public key to the remote host. # generate public/private keys ssh-keygen -b 2048 -t rsa -C "your_username" -f filename # copy key to remote host cat ~/.ssh/filename.pub | ssh username@remote_host "mkdir -p ~/.ssh &

CLI

~./vimrc

Vim is available on almost every Linux distribution and remains one of the most powerful terminal-based text editors. While the default configuration works well, a few small adjustments can significantly improve usability.

Linux

Tmux – Configuration, Cheat Sheet, and Automated Installation with Ansible

Whether I'm developing locally, managing remote Linux servers over SSH, or running long-running processes, tmux allows me to keep everything organized and running—even if my SSH connection drops.

Network

Oak Mini Rack 8HE – Bringing Forest-Grade Stability to My Homelab

How I built a solid oak 10-inch mini rack that blends into my living space while running a full Proxmox homelab.