Dear all, I am developing a persistent object framework (object oriented database) called the Nursery framework. https://github.com/Nursery-Framework/Nursery In that framework I am using a deprecated

HI, Is there a way to force a tooltip to display when I want it to? I have a UI with a spring-loaded popover - it is only shown during mousedown on its host view. Tooltips on the items in the popover

I would like some help building constraints that adjust a superView to the size of it's subView. Specifically, I have a UILabel embedded in a UIView. The label has fixed width and (since numberOfLines

I have a window with 3 views that I want to be able to switch focus between using the tab or shift-tab keys. Going by the view programming guide, it seems like I shouldn't have to do anything besides

Clang has a warning option, -Wcstring-format-directive, that produces a warning "Using %s directive in NSString which is being passed as a formatting argument to the formatting method" on a line like:

The static analyzer gives me some warnings of possible leaks that I know aren't real leaks, but it makes me think that I may be using a bad design pattern. The situation is that I create an instance o

Hi all, We are getting a few reports from a couple of our more adventurous customers who are running a beta version of 10.13.2, saying that our app doesn’t launch (the App is available on the App Stor

While we see in the docs for the classes we are looking at that “this class inherits from this other class”, we don’t see the whole inheritance chain. Sometimes, that’s useful. Once we have a model of

On High Sierra, 10.13.n, how does a developer go about uninstalling their own kext placed in /Library/StagedExtensions? As I understand it (maybe incorrectly), these are under SIP protection. The docs

macOS 13.1 Is there a way to ascertain whether a process is sleeping or awake? There is IORegisterForSystemPower which sends seep/wake notifications but needs a runloop. Anything else? Background: I w

I need to do select() with a rather large timeout value (several minutes). So in order not to block the runLoop / mainThread I tried: dispatch_queue_t myQueue = dispatch_get_global_queue( QOS_CLASS_BA

All, I sort of came down with "paralysis analysis" last night. I am developing a small chat app on iOS. I am going to use Foundation's InputStream, OutputStream, and StreamDelegate. I became stuck bet

My app may need to - send an SMS message; or - place what looks like a phone call to a paging system … without user intervention. In other words MessageUI.framework and tel: URLs are out. Is there a w

Hi All, I’m trying to update an old Mac Pro Early 2008 from 10.10.5 to 10.11.6, does anyone know how to do this? I can’t find it on the App Store and can’t find a separate .dmg file to download….. Any

After migrating to macOS 13.1 when I first started Xcode (9.1) it told me that it had to install some components. What are these “components” and where do they live? Also: My macOS 13 partition does n

Starting an document based app in macOS 13.1 I get: […] [default] [ERROR] Failed getting container for URL: [ ~/Desktop/the current document] r, error: Error Domain=BRCloudDocsErrorDomain Code=12 “App

Ack. I'm having a hard time figuring out how to make an NSImageView in an NSScrollView act like it does in Preview.app, where it will stay centered within the window when any axis is smaller than the

All, I created a simple iOS app to connect to a server and receive a message. I am doing this as an example app using InputStream, OutputStream, and StreamDelegate. The Server is a simple Java app run

Hi all, Is there a way to cancel a scheduled block used with dispatch_after(…)? While I’m finding the functionality it offers really useful, it seems like as soon as you use it you have to commit to t

I'm using NSTextContainer with exclusionPaths, NSLayoutManager, and UITextView for rendering text into balloons, and the user can control the font size. When overflow occurs, I'd like to show an indic