I am so incredibly tired of the SourceKit. "Processing files..." with fans spinning and CPUs running at 100% This has been a productivity nightmare so many times. Any suggestions to fix this? Deleting

Xcode 9.2, macOS 10.12.6 Missed my java this morning, so I'm sure it's just me, but... why does the if() statement evaluate to FALSE in Test 1 of the code snippet below, but evaluate to TRUE in Test 2

If I try to open, say, Xcode 5 under Sierra, I get an alert saying something like “You can’t use this version of Xcode with this version of macOS.” My question is, how does it know? The Info.plist can

I'm trying to write a GUI uninstaller for my driver. How hard can that be? I'm adapting this from the EventBetterAuthorizationSample code from Apple. SMJobBless correctly installs my helper app in /Li

I can't find CFErrorDomainLaunchd in any of the headers. I used the find command to grep every header file in the 10.11 SDK. I also tried google: site:opensource.apple.com CFErrorDomainLaunchd SMJobBl

I just noticed that a minor update to a Mac application is 2.5 MB larger than the previous version of the same app, and the difference is caused by the fact that Assets.car is 2,411,672 bytes in the n

I'm trying build SMJobKit. Its GitHub sources haven't been updated for six years. Towards the end of the build I consistently get: /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2

I'm developing a privileged helper app by incrementally modifying EvenBetterAuthorizationSample. My project includes the AppKit, Foundation, Security and ServiceManagement frameworks. The source for m

I've been puzzling over this all afternoon. I'm not asking you to debug my code, rather I could use your suggestions as to what to look for. This is for a USB video product. in Sierra and earlier, we

Not being able to find stddef.h is a somewhat common problem but I have not yet been able to fix it. I fixed it once before but I don't remember what I did. Pity Me. :-( When I add either /usr/include

How do I find what version of Clang Xcode is using? Running “clang -v” is no help, because it gives an Apple-specific version like "Apple LLVM version 9.0.0 (clang-900.0.39.2)”, which has no relation

Apple's documentation is emphatic that GUI apps should not directly run command-line helper apps. Rather it says to use launchd. My uninstaller has a helper app that works fine when I use sudo: $ sudo

Does anyone know if it is possible to turn off synchronized scrolling in Xcode 9’s Version editor? While it’s useful most of the time, there’s occasions when I want to be able to scroll down one side

I have a command line tool (which goes in /usr/local/bin) which requires some preferences and has a data file. Is there a standard location to store these? I usually don’t write command line tools. Th

I’m trying to reassign a key combination (⌥⌘W) to “Close Workspace/Project”, which ships in Xcode 9 as ^⇧⌘W (look closely; your eyes do not deceive you; three modifiers). Xcode reports that it will no

When creating a plist through Xcode 9.2 (at least for my iOS project), the plist is not a generic plist. It is an app info plist, which has the root object as a dictionary and the keys are all info.pl

I'm trying to fix a crash in my app - looks like something has been over-released, but the address sanitizer isn't giving me much help. If I turn on "malloc scribble" and "zombie objects", I eventuall

Does anybody else see this type of jumble in the "four connected squares" menu (top left corner of editor pane) > Superclasses in Xcode 9.2? (My UIViewController subclass inherits directly from UIView

Command Shift F is a great tool for looking throughout a project for a string or a regex. Is there anything that will do the same for a set of strings so you can search for more than one item at a tim

I think we discussed this weeks ago, but I just heard people griping about not being able to fold part of a method, then tested it myself and can’t see a way to do that in 9.2. Is this still broken or