A close look at just what macOS PDF support and Preview can do well, including a hidden file conversion feature.
Preview
Getting the best out of Quick Look’s document previews and thumbnail icons, in the Finder and the Open File dialog.
Four versions of the same app to demonstrate different app states in Sierra and High Sierra, and how your apps can join the undead.
The odd behaviour of some apps, which quit on their own, but hang around as zombies, and the long battle trying to make sense of logs.
This week, I have been attacked by zombies – half-dead apps which appear to have quit automatically, but […]
Why would anyone tell the user that an app had quit, but actually leave it hanging around, near-useless, in memory?
Put TextEdit or Preview into the background when they haven’t got an open window, and they quit automatically, don’t they? Actually they don’t, they just become zombies.
Which apps can write image files using High Sierra’s wonderful new HEIF? I can’t find one, can you?
This scrambles window content, making the app unusable for large images.
When trying to print multiple copies from Pages, each gets slower and slower to appear. Why can the app not print properly?
The Eclectic Light Company 