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Tag: objective-c

ios

Objective-c protocol and classification

December 30, 2023
by Pamela Howell
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This is the fourth in the Objective-C series. Hide implementation details by grouping methods that should be considered "Private" into a category called Private. When...
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ios

The GCD timer is used

December 30, 2023
by Ivana Dave
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Here is the GCDTimer code I have encapsulated, you can go to see. Out of the box. GCD timers use a Dispatch source to listen...
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ios

Objective-c (6) Block and GCD

December 29, 2023
by Lance Rivas
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This is the sixth article in the Objective-C series and the last in the Effective Objective-C 2.0 series. When you create an object, you can...
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ios

Objective-c load and Initialize

December 29, 2023
by Vedika Dube
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This article, the eleventh in the Objective-C series, covers the features and underlying implementations of the load and Initialize special methods. Before we talk about...
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ios

IOS – Componentization Practices (OC)

December 29, 2023
by 吳龍
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There are many and mature theories about componentization on the Internet. For theories, please refer to this collective article iOS componentization. This article only talks...
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ios

Objective-c (9) KVC and KVO

December 29, 2023
by Jayant Chadha
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This article, the ninth in the Objective-C series, focuses on the underlying implementation of KVO, the use of KVC, and the call process in KVC....
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ios

IOS basic knowledge: KVC

December 29, 2023
by Joanne Jackson
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1. The KVC protocol defines key-value encoding as a mechanism enabled by the NSKeyValueCoding informal protocol that objects use to provide indirect access to their...
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ios

The Category and the Extension

December 29, 2023
by Angela Martinez
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Using Objective-C's dynamic runtime allocation mechanism, you can add new methods to existing classes (own or system or third-party libraries). This way of adding new...
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ios

IOS predicate NSPredicate

December 29, 2023
by Saira Mahal
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Definition of a logical condition that constrains a search condition for lookup or in-memory filtering. Personal understanding is a condition used to match the results...
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ios

ARC rules for Objective-C memory management

December 29, 2023
by Edward Wilson
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ARC is for automatic reference counting. The essence of reference counting memory management has not changed. ARC only handles the relevant parts of reference counting...
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ios

NSHashTable and NSMapTable

December 28, 2023
by Kevin Arroyo
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The same NSHashTableStrongMemory, NSPointerFunctionsStrongMemory, use this option for strong reference object, and NSSet memory strategy is the same. NSHashTableWeakMemory, NSPointerFunctionsWeakMemory, same choice...
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ios

Runloop

December 28, 2023
by Tara Kale
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Runloop is a basic component that is tied to threads and is behind many of the thread-related functionality. Although we rarely use Runloop directly in...
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ios

Summary of iOS basic knowledge

December 28, 2023
by Rhea Sachar
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1: What is the difference between classification and extension? What can be used for? What are the limitations of classification? What are the members of...
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ios

Ios-runtime basics

December 28, 2023
by Andrew Wheeler
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Runtime is a library located in usr/include/objc. The most commonly used API is located in runtime.h, which requires the header #import <objc/run
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