非指针类型的isa是先把引用计数存储在isa的extra_rc里面的,这里还会加之前还会先判断一下是否溢出,如果extra_rc ++要溢出的话就拿出extra_rc一半的引用计数存在sideTable的refcnts中,并且把extra_rc的值改成一半,这样下次引用计数仍旧可以存在extra_rc里面。 看下release的底层实现 -(onewayvoid)release{((id)self...
iOS 18: Release Date iOS 18 will be showcased at the WWDC on June 10. Following the event, registered developers will be able to download the first beta build to try out the new features and start building their apps for the latest iOS version. A public beta is expected in July, with ...
.onChange has new overloads where the closure takes 0 or 2 arguments, these new versions will call the new version of the closure (i.e. after the specified value has changed), so any captured properties will have up to date values. The previous overload (which calls the old version of...
源码中release的核心流程objc_object::rootRelease(bool performDealloc, objc_object::RRVariant variant)中,源码较多,这里梳理核心流程如下: release核心流程梳理如下: 1.首次进入rootRelease(performDealloc, variant):参数performDealloc=true,variant= FastOrMsgSend。 2.如果是isTaggedPointer,则直接return false;反之...
Release date: 10/03/2024 What's changing: iOS 18.0.1 is now available from Apple. iOS 18.0.1 includes performance improvements and important security updates recommended for all users. Learn about all the benefits ofiOS 18.0.1on Apple's website. ...
What's the official release date of iOS 14? What's the official release date? [Re-Titled by Moderator] iPhone 11, iOS 13 Posted on Sep 16, 2020 2:06 AM Me too Reply Question marked as Top-ranking reply User profile for user: AndreiM40 AndreiM40 User level: Level 4 1,008 ...
The NSCalendar algorithms have several differences depending on which OS SDK version you build your app against. -rangeOfUnit:inUnit:forDate: can produce materially different results for iOS 2, 3, and 4/5. -ordinalityOfUnit:inUnit:forDate: can produce materially different results for iOS 2/...
• Cisco IOS Release 12.3(14)T 以降のリリースを実行している必要があります(Cisco IOS ソフトウェア リリース 12.3(14) T の以前のバージョンでは、証明書サーバを 1 つだけサポートし、階層構造はサポートしません。つまり、下位証明書サーバはサポ...
Adobe® Primetime PSDK 1.3 for iOS Programmer's Guide Updated 24 June 2014 Contents PSDK 1.3 for iOS Programmer's Guide...5 Overview and prerequisites...5 Overview of the Player SDK...
Date of release: 16 Jul 2012 – Based on Release 15.0(1)SY1 Release 15.0(1)SY1: – Date of release: 24 Feb 2012 – Based on Release 15.0(1)SY Release 15.0(1)SY: – Date of release: 27 Sep 2011 – Based on Release 12.2(50)SY ...