I’m sure this used to be much easier in HFS+, but here’s a detailed set of instructions for making a bootable clone in High Sierra or Mojave, for an APFS disk.
Advice on preparing for and using Mojave for all who go beyond using standard off-the-shelf apps – scripting, automating, building from source, or full-blown Xcode development.
How can third-party command tools access files under Mojave’s new privacy protection? Isn’t this going to be a nightmare?
When your Mac seems unresponsive and its GUI frozen, you don’t have to reach for the Power button. Try connecting using ssh: it’s actually very simple and valuable.
A defining difference between macOS and iOS, the command line depends on constancy of file names, and consistency of paths. iCloud breaks both, as well as Finder aliases.
Illustrated workthrough with Desktop & Documents Folders option turned on, showing file layouts in the GUI and file system. And a new version of Cirrus to do it with.
A detailed look at the presentation of folders and files in the Finder, GUI, Terminal, and FileManager in different iCloud options.
Using files and the macOS clipboard to move content between commands in Terminal and GUI apps.
Changing permissions is straightforward in the Finder or command line. But how would you go about changing a file/folder’s owner or group?
Setting permissions in Terminal is simple. This basic introduction explains how to understand the notation used, and save yourself time fiddling in the Finder.