TechOverflow blog

Python inner loop imports are 3x slower than file-level imports

Categories: Python

Uli Köhler

2025-12-05 2 min read

What's the height of the ESP32-WROOM modules?

Categories: Electronics

Uli Köhler

2025-12-02 0 min read

How to prevent rust-analyzer from running automatically in VS code

Categories: Rust, VSCode

Uli Köhler

2025-11-28 0 min read

How to use Stäubli TX60/TX90/TX2-60/TX2-90 ROS packages

Categories: Robotics, Experimental

Uli Köhler

2025-11-28 5 min read

Python script to extract common elements from YAML entries into a derivable base element

Categories: Python

Uli Köhler

2025-11-28 17 min read

Python script to compare directory, checking for added/deleted/changes files

Categories: Python

Uli Köhler

2025-11-28 6 min read

What pullup resistor to use for MDIO/MDC?

Categories: Electronics

Uli Köhler

2025-11-23 1 min read

What coupling capacitor to use for Single-Pair Ethernet (10Base-T1L)?

Categories: Electronics, Ethernet

Uli Köhler

2025-11-23 1 min read

Keystone 5000 series testpoints: Original & chinese clone part prices & direct links

Categories: Electronics, Components

Uli Köhler

2025-11-22 1 min read

How long can quarter-wavelength stubs on PCBs actually be?

Categories: Electronics, Python

Uli Köhler

2025-11-18 3 min read