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Technical notes
Operation Not Permitted: Spotlight, Apple Shortcuts, and Shell Script
Spotlight in macOS 26 Tahoe can now run shortcut actions, but when they run shell scripts, they can abort with infamous "Operation Not Permitted" error.
How I got AirDrop faster up to nine times
A small story of how disconnecting from a Wi-Fi access point helped me significantly boost AirDrop transfer speeds.
Running Resilio Sync on Linux as a regular user
The Resilio Sync documentation is giving a wrong advice for Linux users on how to handle its configuration files. Here is a better way.
How to increase MacBook video RAM
How to get 4 Gb instead of 1.5 Gb of video RAM for integrated Intel GPU on MacBook 2015 models.