Single-user mode to run fsck to check and repair your boot disk became tricky with Fusion Drives. With a T2 chip, it’s not practical in its traditional form.
Variables · Functions · Interpolation · Brace expansions · Loops · Conditional execution · Command substitution · One-page guide to Bash scripting
Source: Bash scripting cheatsheet
It may be over 2 years old, but its supporting tools are more like those of a beta. Adding containers isn’t at all straightforward.
Inside all those hidden settings which control App Nap to Trackpad scaling factors: what they are and how to set them.
What’s the quickest way to tear down all user apps and services? Or to force a restart? The answer is in the command tool launchctl.
Downloading runtime support from Apple can save you wondering why a tool appears to be broken.
wget is a non-interactive command-line utility for download resources from a specified URL. Because it is non-interactive, wget can work in the background or before the user even logs in. The program was designed especially for poor connections, making it especially robust in otherwise flaky conditions. While wget isn’t shipped with macOS, it can be …