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()`.