Changing permissions is straightforward in the Finder or command line. But how would you go about changing a file/folder’s owner or group?
macOS
Waypoints identified for shutdown and startup, login, system sleep and wake, and fast user switching. How to write to the log from a shell script, and accessing the separate installation log. Finally, security and audit.
Formatting log extracts, understanding and selecting the fields to display, predicates to filter an extract, using string search, and top-down search for working with the unified log.
How it came about, what Apple’s goals were and their effect on the log contents, how it works, and an overview of the tools available to work with it.
We eradicated smallpox, and are on the verge of doing the same to polio. Simple lessons on naming and communicating extend to macOS malware, and Apple’s role.
Setting permissions in Terminal is simple. This basic introduction explains how to understand the notation used, and save yourself time fiddling in the Finder.
If you’re not sure what a ZWJ is, then now’s the time to catch up. How Unicode emoji have made it impossible to count characters.
Time Machine backups look like ordinary files and folders, but you have to be careful what you do to them. Here’s how you can go inside them in safety, and what you can do.
Preciziun can now open documents from their macOS Bookmarks, and preview them in Quick Look.
When should you reset your SMC and NVRAM, repair permissions, install a Combo update, or re-install the whole of macOS?
