what to do when google answer wont help and ffi is still making your time bleed On the M1 Mac, binaries are compiled for arm64 architecture(refer to as ARM64 in the rest of this article). Currently, there is a problem that cocoapods will fail to run as one of its…

learn from the source code If have problem of naming the closure/block for type-alias or variables. Check it out. Providers When the closure return an object, this naming is widely used. Especially in the iOS 13 APIs. Creator also is used. But they represent similar meaning. Handlers When the return value of the closure is Void. It mean we are sending the target object as a parameter into the closure, the closure normally will process or read from the parameter. Most of the time it is perfect for inversion of control.

Po Object description, Access to the full language expression — object-despription — P Data formatters, Access to the full language expression — p can not get the type context, you will have to do type cast V Data formatters, Iterative dynamic type resolution Use as much as possible in swift. Check out WWDC https://developer.apple.com/videos/play/wwdc2019/429/

Things needs to be updated When adding standalone WatchKit app, there is the most important thing - move the privacy description from the app Plist to the the Watch Kit Extension App bundle. Most of the time it include HealthKit access, maybe also Microphone usage etc.

In Bujinkan, anything that used for striking in Bujinkan is called Ken. And striking can be physical or mental 骨子術 Kosshijutsu 不動拳 Fudoken こんごけん Normal boxing fist 起転拳 Kiten Ken 手刀拳 Shuto Ken Hand knife, arm muscle strike. Or using the backside of the hand on face. 骨法拳 Koppo Ken 指刀拳 Shito Ken 拇指拳 Boshi Ken Extend thumb from the position of Koppo Ken, most of the time used to perform…

Magic start with: settings set target.language objective-c Recursive description [UIView recursiveDescription] Parent description [UIView _parentDescription] Hierarchy [UIViewController _printHierarchy] Ivar description [NSObject _ivarDescription] try yourself!

a alternative to do initializer dependency injection for storyboard initiated UIViewController Very ofter we find ourself using this kind of code on storyboard holding a view controller To improve this situation, try Access control APPLIED!

Verify if you app will affected by Magellan “file” command on MacOS. file ~/Library/Developer/CoreSimulator/Devices/71FF4F20–7B76–4282–9157–8A65DB824BDE/data/Containers/Data/Application/CF19C56A-740D-473B-B819–8F0DCCC59F61/Library/Application\ Support/{details}.sqlite Output ~/Library/Developer/CoreSimulator/Devices/71FF4F20–7B76–4282–9157–8A65DB824BDE/data/Containers/Data/Application/CF19C56A-740D-473B-B819–8F0DCCC59F61/Library/Application Support/{detail}.sqlite: SQLite 3.x database, last written using SQLite version 3024000