Category: ios

ios

Start optimizing binary reordering: Theory and Practice (source code)

December 19, 2023

by Seher Bhandari

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There are a few things you need to know before you can do a binary rearrangement. For example, physical memory, virtual memory, paging management, etc....

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ios

Data Structures and Algorithms – Sort (4) Merge Sort

December 19, 2023

by James Brown

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Merge sort is to split the sequence down into the smallest sequence (only two elements), and then sort from there, and then merge up into...

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ios

Swift Compiler crash-Segmentation fault solution

December 19, 2023

by Molly Sellers

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After Douyin went into Swift, there were occasional Segmentation fault: 11 and Illegal Instruction: 4 errors during compilation, both CI/CD and local, and they could...

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ios

Multithreading in iOS (3) — Introduction to GCD

December 19, 2023

by 蔡馨儀

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In the last two posts, we have introduced processes and threads, and we have also introduced spinlocks and mutex, etc. In iOS development, GCD is...

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ios

The iOS save interface returns enumeration data as a local JSON file that can be used for testing

December 19, 2023

by Jeffrey Warren

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Many times you need to save the data returned by the interface for the next time. Application scenarios of local JSON files: 1. As test...

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ios

IOS multithreading (3) : GCD source analysis

December 19, 2023

by Dr. Allan Harris

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Introduction to a iOS multithreading (2) : GCD foundation & source code analysis, we have carried out some preliminary exploration of GCD source code, today...

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ios

That’s all you need to know for an iOS development interview! (UI)

December 19, 2023

by James Gonzalez

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Here is Daxin, today's article is mainly to explain UI related interview questions and answers, integration is not much, welcome to put forward more questions...

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ios

IOS low-level – Destroy a singleton

December 19, 2023

by 閻家瑋

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This is the 11th day of my participation in the August Challenge. Check out the details: The August Challenge singleton, one of the most frequently...

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ios

OC Underlying principle (2) : Alloc Memory alignment

December 19, 2023

by Graeme Pope

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* * * * * * * * * * * * * * * * * * * * * * * * *...

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ios

OC Underlying principle (4) : class memory structure analysis

December 19, 2023

by Ellie Taylor

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$isa$> = $isa$> = $isa$> = $isa$> = $isa$> = $isa$> = $isa

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ios

IOS Reverse 11: Code Injection (2)

December 19, 2023

by Aniruddh Sule

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This article mainly takes WeChat as an example to explain how to break the WeChat registration and how to obtain the login password introduction. When...

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ios

Interview summary — App test interview questions

December 19, 2023

by William Ortiz

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Now interview a test post, are required to be versatile, Web, interface, APP what all will test, then app test generally need what skills? What...

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ios

Use Swift to develop a Bel Tiger Enlightenment App – listen to the story

December 19, 2023

by Julie Moran

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This is the 11th day of my participation in the August More text Challenge, see the details of the activity: August more text Challenge Preface...

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ios

IOS Development – Jammed Crash monitoring principles and best practices

December 19, 2023

by John Gibb

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Different from the ANR problem in Android system, there is no mature solution to the problem of App card death and crash in iOS system....

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ios

IOS 2021 (part 1)

December 19, 2023

by 李佩珊

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1. Describe the common design patterns in your projects. What are their advantages and disadvantages? Common design patterns are: agent, observer, singleton. (1) singleton: this...

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ios

CocoaPods assigns each library a separate Swift version tutorial

December 19, 2023

by Aaron Cox

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Apple updates Swift3.2 every year, but some of the open source libraries used in the project are not updated in time. If you want to...

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ios

CCSheetView – Provides a column view component that scrolls vertically and horizontally

December 19, 2023

by Miss Chelsea Akhtar

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CCSheetView inherits from UITableView. It implements horizontal scrolling of cells, and supports synchronous horizontal scrolling of multiple cells. The effect looks like Office Excel, showing...

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ios

IOS Weak underlying implementation principle (4) : ARC and MRC under the weak variable access process

December 19, 2023

by 余志豪

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M: Debug -> Debug Workflow ->alway show Disassembly. Let's verify which functions are called "out of sight" during function execution: we'll focus on the code...

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ios

IOS Interview Questions (1)

December 19, 2023

by David Patterson

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This is the 10th day of my participation in the August More text Challenge. For details, see: August More Text Challenge dSYM how do you...

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ios

Binary reordering in iOS indie development | old wine in new bottles

December 19, 2023

by Vanya Ramanathan

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Binary rearrangement is often mentioned in boot optimizations in recent years, but has not been tried. Following the last "iOS official slim ODR (2) :...

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ios

Runtimeobjc_msgsend process Analysis – Slow lookup process (part 1)

December 19, 2023

by Gerald Watkins

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This is the 8th day of my August Challenge, and the details are as follows: Explore objc_msgSend in the real machine of code Analysis. Recreate...

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ios

IOS low-level learning — GCD low-level principle analysis (synchronous asynchronous function, deadlock, GCD singleton)

December 19, 2023

by 劉怡伶

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How do deadlocks occur? Where are threads created for asynchronous functions? Callback execution of asynchronous function tasks? How do deadlocks occur? GCD singleton implementation principle.

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ios

IOS App packaging and distribution process

December 19, 2023

by Kimberly Frazier

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This article was created in order to popularize the iOS release process to the rest of the company's non-professionals. So more screenshots, easy for them...

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ios

Exploring the underlying iOS: The Nature of the approach

December 19, 2023

by Adam Shields

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This is my ninth day of the August Challenge, which is called Runtime time, and it corresponds to compile time. Most iOS developers have heard...

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ios

IOS Multithreading -GCD 1

December 19, 2023

by Jessica Gibson

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Last time we introduced some concepts of multithreading, this time we will focus on GCD, a common multithreading technique used in iOS development. The concept...

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ios

SwiftUI EditButton and ProgressView

December 19, 2023

by Toby Chambers-Elliott

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Add the environment(\.editMode, $editMode) property to the List

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ios

IOS 15 (1)

December 19, 2023

by Ivana Saha

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Json5 example: support annotation, key does not have to be double quoted, etc. 2. UICellConfigurationState support UICollectionViewCell

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ios

IOS bottom layer -Method Swizzling

December 19, 2023

by Ishaan Vyas

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As an iOS developer, I'm sure I've heard a lot about the dark arts of iOS, the method exchange, but what is the process, how...

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ios

IOS master project modified after one-click synchronization Pod Ruby script

December 19, 2023

by Mr. Denis Woodward

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Modularity is great, but it can be cumbersome if you need to modify multiple Pods at once.

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ios

Block in the iOS

December 19, 2023

by 劉雅芳

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What is a Block? A Block is a special data type that is used to hold a piece of code that can be fetched and...

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