How to tell whether someone has been eating the (APFS) porridge on one of your disks, using Get Info and DiskUtility’s First Aid. And a surprise hidden volume from 3 years ago.
forensics
Sometimes, when you return to examine entries in the log a few hours after they were written, many of them have vanished. How come?
They’re Base-64 encoded data which is related to the Finder Alias. Here’s how to resolve them in an app, at the command line, and in code.
If you’ve updated to macOS 10.14.4, you’ve already installed supporting software to use your Mac in a classroom. Was this an error in the update? What does it do?
Restores XML metadata stored in text format, and now gives the option to view raw PDF source as well.
Looking at the source of a PDF file isn’t easy, as most of it is streams of binary data. Here’s an easier way, which also comes with a search feature.
How to reveal incorrectly redacted content in a PDF document, and discover previous versions of that document inside its file.
How you can tell whether a PDF file is likely to contain orphaned content and other problems, as available now in Podofyllin.
When I opened a PDF to inspect its source, the file was quite different to that seen in BBEdit. Was my file system broken?
PDF is an invaluable, universal document format which is fundamentally flawed, allowing it to leak unintended content and worse. Here’s how this happens.
The Eclectic Light Company 