TechOverflow blog

Python script to query Shelly Pro1PM current/voltage/power/consumption

Categories: Python, Embedded

Uli Köhler

2025-07-09 1 min read

tpm2_ptool shell script to create primary if it doesn't exist yet

Categories: Cryptography

Uli Köhler

2025-07-09 0 min read

tpm2_ptool: How to delete primaries

Categories: Cryptography

Uli Köhler

2025-07-09 1 min read

tpm2_ptool: How to delete a token

Categories: Cryptography

Uli Köhler

2025-07-09 1 min read

Ansible example: Filter user groups, only keep groups which exist

Categories: Ansible

Uli Köhler

2025-07-09 1 min read

How to pair Logitech Unifying receiver Keyboard & Mouse on Ubuntu

Categories: Linux

Uli Köhler

2025-07-07 0 min read

ESP32: What is the frequency of TWAI_CLK_SRC_DEFAULT?

Categories: ESP32

Uli Köhler

2025-07-07 0 min read

What is the default Arduino Serial RX buffer size on ESP32

Categories: ESP32, Arduino

Uli Köhler

2025-07-06 0 min read

Python script to identify watermarks based on pixel color

Categories: Python

Uli Köhler

2025-07-06 2 min read

How many VLANs does the HP ProCurve 2848 support?

Categories: Networking

Uli Köhler

2025-07-05 1 min read