Pages refuses to open the document. So how can you gain access to its previous versions?
Comprehensive utility for working with macOS document revisions, now running native on Intel and Apple Silicon Macs.
Why documents can lose their old versions when moving them around, and what you can do to preserve them.
Three small utilities to work with the macOS version system, now running native on both Intel and Apple Silicon Macs.
Discovering what has been updated in a macOS update isn’t easy. In the case of command tools, it’s just impossible.
If you’re running an interpreted/JIT language, Big Sur could return that it’s either 10.16 or 11.0, depending on the version of the environment.
macOS 11.0 will identify itself differently according to the SDK used, and an environment variable does the same for scripts.
How does Big Sur convince older software that it’s macOS 10.16, but to newly-built app it’s macOS 11.0?
If you have scripts or code which check which version of macOS is running, be careful with Big Sur. Is it 11.0 or 10.16?
Apps don’t work like the Finder. Most use ‘safe saves’ designed to prevent a failed save losing the original document. Here’s how they work.