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. PDF - the web's ubiquitous document format was ...

There was a time when each and every printer and typesetter had its own quirky language. If you had a wordprocessor from a particular company, it worked with the printers from that company, and that ...

Problem #1: My music teacher authored a few digital textbooks with (the now deprecated) iBooks Author, each with 100s of embedded images. A reader can click on any of these images to zoom it to full ...