IOS Basic Exploration — Block (Part 1)
This is my 26th day of the August Text Challenge. There are three types of blocks: Global block (NSGlobalBlock): the block is located in a...
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Tag: objective-c
Ios-ns timer circular reference
December 25, 2023
by Alison Perez
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2. Use the Block API of timer. 3. Encapsulate NSTimer. 4. Use NSProxy
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OC Basic knowledge series
December 24, 2023
by Mark Greenwood
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Other series Swift bottom exploration series OC Bottom principle series iOS advanced advanced series OC Foundation knowledge RunTime related OC foundation knowledge - Black magic...
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Writing high quality Objective-C code for iOS (8) — System Framework
December 24, 2023
by Leslie Robertson
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The topic of this article is "System Framework". In our daily development, we will use some framework of the system. Therefore, it is necessary to...
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YYCache research
December 24, 2023
by Mark Greenwood
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YYCache schedules YYMemoryCache and YYDiskCache to implement local dual-channel memory storage
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OC- Underlying Principles -19: Method-Swizzling- Method exchange
December 24, 2023
by Jiya Choudhary
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While AOP is section-oriented to extract and encapsulate, extract the common part of each module, improve module reuse rate, reduce the coupling between business. In...
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Zero basic iOS development learning Diary – Controls – UIImageView and UILabel
December 24, 2023
by Megan Hernandez
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Zero-based ios development, summarize their own learning process, and problems encountered in the learning process and solutions, to prevent their own forget, monitor their own...
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IOS class principle exploration analysis
December 24, 2023
by 蔡馨儀
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In isa, shiftcls holds the value of a class pointer. This article will explore the structure of the next class.
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Things you didn’t know about @synchronized
December 24, 2023
by Phillip Carter
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If you've written any concurrent programs in Objective-C, you've probably seen @synchronized. The @synchronized structure does something similar to a lock: it prevents different threads...
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OC Class cache_t
December 24, 2023
by Sarah Barrett
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Runtime Principles (1) -- An in-depth understanding of ISA (2) -- an in-depth analysis of the Class structure of the Runtime principles (3) -- OC...
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IOS Advanced advanced series
December 24, 2023
by Karen Simmonds
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Other series Swift Low-level Exploration series OC Basic Principles series OC Basic Knowledge series OC Advanced iOS Advanced Series - Foundation of Project Development (1)...
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Zero basis of iOS development learning diary – – UICollectionViewController and UITabBarController controller
December 24, 2023
by Katie Kelly
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Zero-based iOS development, summarize their own learning process, and problems encountered in the learning process and solutions, to prevent their own forget, monitor their own...
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IOS hook(runtime) viewController viewDidLoad
December 24, 2023
by Jessica Hoffman
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Just filter out these two VC's. When we add controls, also pay attention to, what VC add UI controls, need to filter out the unnecessary
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IOS multithreading how to cancel tasks and control the maximum concurrency
December 24, 2023
by 黃淑華
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A semaphore is an integer value with an initial count; Can receive notification signals and wait signals. When a semaphore receives a notification signal, the...
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IOS Cleanup – App Store launch process
December 24, 2023
by Elizabeth Ford
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This is the 30th day of my participation in The August Genwen Challenge. The details of the activity are as follow: Fortunately, after developing an...
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Ios-isa, superclass Pointers, and the superclass superclass points to the base class itself
December 24, 2023
by Sonya Reynolds
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Instance isa points to Class isa points to meta-class Superclass is root-meta-class
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The nature of OC objects (top) : The underlying implementation principle of OC objects
December 24, 2023
by David Patterson
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So objective-C object orientation is implemented based on C/C++ data structures, so we can convert Objective-C code into C/C++ code to investigate the nature of...
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KVO explores and customizes KVO implementations
December 24, 2023
by Hayley Price
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KVO(key-value Observing): a kind of realization of objective-C design mode for observers. Key-value observation is a mechanism that allows you to notify an object when...
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【DoKit& Peking University topics 】-DoKit For iOS visual tools module source reading
December 24, 2023
by Anya Ratti
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Topic background series of articles [DoKit& Peking University topic] origin [DoKit& Peking University topic] - read small program source code (a) [DoKit& Peking University topic]...
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[iOS features]- 2019 latest: iOS Baidu Voice synthesis offline voice notes and pit because iflytek offline voice is charged, so choose Baidu (write more detailed, configure directly copy and paste can be)
December 23, 2023
by Bobby Rangel
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In Baidu Voice developer platform, if you do not directly create the application, but through the application management to open the voice synthesis function, you...
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Arm64 program calls rules
December 23, 2023
by Leslie Allen
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This article mainly introduces the ARM64 program call rules, detailed analysis of program call process, how the parameters are passed. Android, iOS, Linux, etc., generally...
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Design Patterns Series 9– State patterns
December 23, 2023
by Lagan Rattan
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The user only needs to invest 25 cents to buy candy. The specific structure is shown in the following figure: Image Each circle represents a...
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Ios-block type
December 23, 2023
by Christian Campbell
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NSConcrateGlobalBlock Global NSConcrateStackBlock stack NSConcrateMallocBlock heap
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IOS App startup optimization (3) – make your own tool to monitor the App startup time
December 23, 2023
by Bradley Carroll
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The first two articles introduced the iOS App Startup process and the Use of Time Profiler tools. This article will introduce the hook underlying objc_msgSend...
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Learning the basics of iOS — blocks and circular references
December 23, 2023
by Emma Booth
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Blocks are classified into three types: __NSGlobalBlock__ global, __NSStackBlock__ stack area, and __NSMallocBlock__ heap area. Block causes circular references and solutions!
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Explore the nature of blocks (5) — variable capture of object types
December 23, 2023
by Mr. John Morton
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First, let's look at a code example that, by debugging at the print flag flag1 breakpoint, makes sense that a Person object in a temporary...
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In-depth understanding of iOS blocks
December 23, 2023
by 丁筱涵
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Before you start, ask the following questions. If you are not familiar with it now, I hope to have a new understanding after reading this...
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IOS low-level exploration – eight locks analysis
December 23, 2023
by Ehsaan Yohannan
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This is the 25th day of my participation in the August More Text Challenge. Lock type in fact, the basic lock includes three types of...
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Explore the nature of the NSObject object
December 23, 2023
by Kerry Rees
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If you're in an iOS interview, do you get the interview question: How much memory does an NSObject take up? We know that different platforms...
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