How this expresses file sizes, which data it includes, the difference between KB and KiB, how to view more of a file’s metadata, and more.
Finder
How to find and use the Finder’s Get Info sibling, the Inspector, how to make exact duplicates, a free slideshow without Keynote, and an Easter Egg.
How to use the Finder’s Lock feature, and as the Immutable flag in Terminal. What its effects are, and how well it’s retained. How iCloud Drive can’t cope with it, and how you can use it in your own lightweight versioning system.
Soon after introducing iCloud and iCloud Drive, Apple changed the way most metadata was handled to ensure it was synced up to the cloud. Recently this has been reversed, and little metadata is now synced. Was this an accident or intentional? What is the workaround?
From the first image thumbnails around 35 years ago, the Mac has delivered better thumbnails and previews of documents, most recently using QuickLook. Here’s how it works, and how it can fail.
How to select the most appropriate way of storing metadata, limitations of Finder Comments and Tags, which extended attributes are best, and which utilities to edit and manage them.
A simple and accessible way of categorising folders, they’re stored as extended attributes, and robust. They work best with up to 7 categories, but can confuse with many different text labels.
Although easy to add to documents, Finder comments work strangely, and can prove fragile. They can also be used to conceal malicious code by steganography, but there are better options.
If you’ve installed the new Creator Studio versions of Keynote, Numbers and Pages you’ll have noticed those apps have the same name as the iWork ones, and can sit side-by-side with them. What trickery was used to do this?
Drag content from an app onto the Desktop or a location in a Finder window to create a clipping file. Although they date back to the early 1990s, they’re still well supported in Tahoe.
The Eclectic Light Company 