How VMs and disk images can be like Doctor Who’s TARDIS

So how can a VM of 119.6 GB fit in a 100 GB container? How sparse files can make VMs and disk images smaller on disk.

Apple has just released updates to XProtect and XProtect Remediator

Apple has just released an update to XProtect Remediator security software (Catalina or later), bringing it to version […]

Immediate actions to get the best result from your search, and how to tackle even the most deep-seated of Spotlight problems.

Apple has just released urgent security updates to bring macOS Ventura to version 13.4.1, Monterey to 12.6.7 and […]

For working with document versions, managing sparse bundles, benchmarking disk performance, checking TCC privacy protection, and looking up UTIs.

Although these VMs are fast and even support Rosetta 2, they do have significant disadvantages, as detailed here.

I hope that you enjoyed Saturday’s Mac Riddles, episode 208. Here are my solutions to them. 1: Over […]

Disk errors threaten your data: how to detect them, how to use First Aid in Disk Utility, how to use fsck, and what to do with the disk afterward.

What is going to change in notarization and code signing? Will sandboxing be required? How does this affect privacy controls?

Here are this weekend’s riddles to entertain you through family time, shopping and recreation. 1: Over 25 gigs […]