How can an app check that nothing has nobbled it? How to use its code signature to perform a simple launch test.
Presenting two or more versions of the same text close together is a challenge. Here’s how I arrived at one solution, and implemented it.
How to cater for Dark Mode when printing an AppKit view, and how to add a command to export a document in PDF format. Swift 5.0.
One of the few apps that I still use frequently, and have used since version 1.0 in Mac OS X 10.0, Tinderbox has just been upgraded to version 8. Here’s why you should try it out.
Apple’s latest information on notarization can appear alarming and contradictory. Do you need to notarize your own apps and scripts? More helpful guidance.
In Sierra but not Mojave, when the user opens an ancillary window, it appears for a moment, then vanishes. Is it a bug in the code, or in AppKit?
A simple way to provide a proper Help book for your app, and separate PDF documentation without wasted effort. Uses Swift in Xcode.
By popular request, how to customise the PDF reader’s interface to enlarge the window and show larger thumbnails. With two lines of code.
Searching for third party Quick Actions, I came across the excellent Yoink, the only app which seems to have solved them. Or has it?
This second part uses Xcode’s Interface Builder to create the document window, then wire it up to the code which brings PDFKit and AppKit together.