How to apply Quartz filters in macOS when saving images in Preview
Core Graphics provides default image filters for quick special effects. Here's how to save image files in Preview for macOS with effects.
graphics
Chip Loder
How to copy file and app icons using macOS Preview
You can use the macOS Finder's Copy command to copy and paste files. But here's how to use the same command to copy file icons into Preview.
How to clear the cache in Photoshop for macOS
Adobe Photoshop stores lots of temporary files on your Mac during editing, which can have side-effects. Here's how to clear them out in macOS.
Postscript is gone, long live TrueType and OpenType
Postscript is all but gone, and today, newer font standards such as TrueType and OpenType rule the roost. Here's how we got from desktop PostScript in the early '80s to today.
How to use PDF Debugger to inspect a PDF file's code
Apple ended direct PostScript file support in macOS Sonoma, but you can still peek inside PDF files to see what they contain, by using PDF Debugger.
All the changes in Metal: Performance HUD, shader assistance, more
For two consecutive years at WWDC, Apple improved Metal, with Metal 3 running on Apple Silicon Macs and on iOS and tvOS devices. Here are the big changes to Metal in the forthcoming iOS 17 and macOS Sonoma.
