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Tag: objective-c

ios

This section describes iOS NSOperation usage

January 26, 2024
by Rebecca Davies-Grant
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This is the 14th day of my participation in the NSOperation Challenge. The last NSOperation challenge in 2021 implements multi-threaded programming. The implementation steps are...
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ios

Pros and cons of iOS Objective-C

January 26, 2024
by 楊怡婷
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This is the 13th day of my November Update Challenge. Let's talk about the pros and cons of Objective-C. Overview: The Category runtime messaging mechanism...
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ios

IOS Socket Programming (part 1)

January 26, 2024
by Jayesh Lalla
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In practice, there must be more than one TCP/IP or application process transmitting data. To distinguish this from other applications, the system provides a set...
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reading

Retain, release, dealloc

January 26, 2024
by Stephen Godfrey-Curtis
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Nsobject. mm source ###### object --id###### isa_T structure in arm64 (bits format is the same, some bits are different) ##### reference count Now an object...
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ios

Explore the principle of FBKVOController

January 25, 2024
by 蕭宗翰
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Foreword FBKVOController is an encapsulation of KVO of the system. It realizes automatic destruction through reasonable use of the declaration cycle of the object, and...
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ios

Awareness of callback functions

January 25, 2024
by 錢佩珊
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What is a callback function? Normally we call functions of other classes or libraries directly, but sometimes we need to write A method A to...
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ios

IOS text paging implementation

January 25, 2024
by 余志豪
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This article will be divided into two parts, one is static text paging, and the other is dynamic text paging that is, text paging as...
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ios

The loading process of the 04-OC class

January 25, 2024
by Leslie Harmon
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In the previous three blogs, we have analyzed the underlying structure of objects and classes. Through the underlying analysis of method calls, we have a...
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ios

Underlying analysis of 03-OC method calls

January 25, 2024
by Ashley Perry-Small
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Analysis object method call at the bottom of the execution process, including fast lookup process, slow lookup process, dynamic method resolution, message forwarding, and the...
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ios

Apple’s memory alignment principle

January 25, 2024
by Eric Kelly
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Describe how apple's memory is aligned, the principle of alignment, alignment algorithm. Including memory alignment principle, memory alignment algorithm, apple attribute rearrangement
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