IOS basic knowledge: KVC
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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Category: ios
IOS – Personal center jelly elastic under pull drawing
December 29, 2023
by Glenn Dorsey
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At the bottom is the scrollView, the view below does not respond to the pull down, if forced to add the gesture above method, scrollView...
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Dynamic method resolution for message flow analysis & message forwarding
December 29, 2023
by 王家銘
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In the previous two articles, objc_msgSend fast lookup and objc_msgSend slow lookup, respectively analyzed objc_msgSend fast lookup and objc_msgSend slow lookup.
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Categories and Extensions in iOS
December 29, 2023
by Melissa Evans
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Category Categories, also known as categories, are language features added after Objective-C2.0. The implementation of a Category
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The runtime of OC
December 29, 2023
by Aarush Rao
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It's a cliche... Speaking of OC, the most representative thing is its dynamic nature. In fact, it is completely completed by Runtime. OC is a...
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IOS Interview Questions — Basics
December 29, 2023
by Gemma Barnett
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Growth is related to learning, the atmosphere of learning is related to their circle, welcome Daniel to point out the shortcomings, the following is for...
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The underlying structure of the iOS explorer class
December 29, 2023
by Aaryahi Keer
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Today we are going to look at what is the underlying implementation of a class? Object_class inheritance and objC_Object are both code on top of...
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Automatic generation of function call graphs in iOS projects
December 29, 2023
by Amber Miller
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In the usual development often need to read to learn other people's code, when you start reading a completely unfamiliar code, usually run into some...
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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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Swift Module Stability exploration
December 29, 2023
by 張思穎
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Swift is ABI stable after version 5.0, which means the binary interface is stable. This means that binary compiled from Swift5 and above can run...
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Object nature and ISA
December 29, 2023
by Chad Fuller
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Foreword for iOSer, the object is every day in the mouth, maybe you don't have an object, but work every day with the object. So...
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Introduction to runtime basics
December 29, 2023
by 彭雅芳
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What is Runtime? They say Objective-C is a dynamic language. First, the biggest difference between dynamic and static languages is that dynamic languages defer decisions...
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Objective-c Low-level class exploration – Part 1
December 29, 2023
by Amber Miller
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This article starts to explore the content related to the underlying class, and elaborates on the isa and metaclass questions that must be asked in...
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OC – Runimte & objc_msgSend()
December 29, 2023
by Alison McGregor
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First we know the difference between Runtime and Runtime, then we know the three ways of calling Runtime, and finally we know the call of...
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IOS a compound interview questions and underlying principles
December 29, 2023
by Jonathan Richards
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0. Introduction We often make fun of the difficulty of interview, and there is even a saying "interview makes rocket, develop screw". As a client...
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Quick lookup for message flow analysis
December 29, 2023
by Madeleine Burton
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The main purpose of this article is to understand the method lookup process of objc_msgSend. In the previous article, objC_class cache principle analysis, analyzed the...
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Governance of iOS stability issues: Principles and best practices for monitoring gridlock crashes
December 29, 2023
by Annette Knight
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Generally, when the App is stuck for 20 seconds, the protection mechanism of the operating system is triggered and a crash occurs. In this case,...
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IOS Interview: OC Basics (2)
December 29, 2023
by Anthony Gifford
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This column will continue to update - iOS partners pay attention to! Xcode can recognize several extension files:.m files, which can write OC and C...
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IOS XCode set a global breakpoint that conflicts with video playback
December 29, 2023
by Anvi Sahota
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IOS projects will get an error when running a video with a global breakpoint because the C ++ file Exception stops at libc++ aby.dylib '__cxa_throw:...
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Jenkins+Fastlane+ automatic packaging release + Dandelion QR code display
December 29, 2023
by Harriet Thompson-Hughes
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As an iOS developer, one of the most essential phases is packaged testing. While Xcode can implement packaging, it can be frustrating to have testers...
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Add child controls to the XIB of UIScrollView and add
December 29, 2023
by Neelofar Roy
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Quote: Since Apple came out with Auto Layout, after being open person, deeply experienced his convenient place, no longer to fit different screen Layout and...
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IOS reverse development (a) cryptography RSA
December 29, 2023
by Robert Farrell
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The history of cryptography can be traced back roughly two thousand years ago. According to legend, the Roman emperor Julius Caesar sent messages in code...
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Swift series 19 – Generic
December 29, 2023
by Tony Robinson
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Generics can be found in Java,C++ and many other languages. C# makes the most of generics, OC has generics (for example, arrays in OC, you...
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Runloop parsing
December 29, 2023
by Sophie Ward-Best
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Runloop is simply a waiting loop that wakes up a thread to perform event processing when an event is present and sleeps when no event...
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How do I get swift Package Manager to go proxy
December 29, 2023
by Dishani Gandhi
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Swift Package Manager (SPM) is already a dependency management tool that developers cannot escape, but Xcode access to Github is slow most of the time,...
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IOS reviews (Part 2)
December 29, 2023
by Akarsh Ahluwalia
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The battle of wits with the Apple audit team unconsciously passed another half a year. The issue of iOS review and launch is still a...
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IOS Audio and Video (3) AVFoundation playback and recording
December 29, 2023
by Katie Kelly
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As a refresher, the AVFoundation framework's ability to capture video from a camera was explained in our last blog post, IOS Audio and Video (2)...
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IPhone/iPad restart cycle Black screen white Apple how to do? Repair aN ios device using PhoneRescu
December 29, 2023
by 刁冠宇
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When your device (iPhone/iPad/iPod Touch) falls into a black screen, white screen and Apple logo or even restart cycle, there is no way to force...
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Embedded assembly in iOS
December 29, 2023
by Bobby Rangel
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The idea of writing an article using assembly on iOS has been on the back burner for a long time, but it hasn't been done...
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