KVO principle analysis
KVO, which stands for KeyValueObserving, is an event notification mechanism provided by Apple. Allows an object to listen for changes to specific properties of another...
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Category: ios
IOS – Memory leak detection
January 26, 2024
by Rebecca Wood
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Why do people always focus on memory in development? Because even though it's ARC now, if we don't handle the memory problem on the heap...
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IOS development | block your UIButton
January 26, 2024
by Janet Bird
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After removing RAC, it is necessary to find something to replace RAC. I consulted the high-end female dress makers of iOS and they recommended BlocksKit...
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Flutter :styled_widget component source view 06
January 26, 2024
by Zachary Taylor
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This is the 20th day of my participation in the Styled_widget Challenge in November, and the last Text Challenge in 2021
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IOS recognizes a QR code or bar code in an album
January 26, 2024
by Patricia Randolph
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Step 2: step 1: import SDK reference: https://www.jianshu.com/p/7917e28f7229
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IOS fingerprint identification login process and implementation
January 26, 2024
by Sonya Reynolds
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Apple designed iOS with security as the core, whether sandbox mechanism, or code signature, their ultimate goal is for security.
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Modern use of WWDC Grand Central Dispatch
January 26, 2024
by 郝淑華
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Repeat count can use large enough So that the load balancer can flexibly fill gaps in the system And maximize the use of the available...
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Implement a simple camera using GPUImage
January 26, 2024
by Amani Chander
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This article showed you how to use GPUImage to implement a simple camera. Specific functions include taking photos, recording videos, multi-segment video synthesis, real-time beauty,...
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Data structures and algorithms – circular linked lists
January 26, 2024
by Raghav Kaur
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When the circular list has only one node, next points to itself 1.1. Insert method Insert method is different from the previous one-way list when...
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Data structures and algorithms – linked lists
January 26, 2024
by Sarah Stewart
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1, linked list dynamic array has an obvious disadvantage, is to cause the waste of memory space, so the amount of memory space to use...
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The Construction of iOS MVC Framework control Layer (Part 2)
January 26, 2024
by 張婷婷
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In my iOS MVC framework, Building a control layer (Part 1), I introduced some methods of building a control layer, and this article continues to...
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The GPUImage child thread accesses the OUTPUT warning processing of the UI
January 26, 2024
by Ojas Shan
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The reason for this is clear: UI elements are accessed in child threads. Some students may worry that if it is the main thread, the...
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IOS a sliding selection control
January 26, 2024
by Michael Brown
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Here we will introduce the implementation process of the sliding selection control. 1. Demand analysis The interface shown in the above GIF is not complicated,...
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Swift about?? Operator something interesting
January 26, 2024
by Tanya Krishnamurthy
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Swift's syntax is secure and robust, but also has many very flexible features, such as?? Operators are one of them. For those of you who...
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Implement the remote push process in iOS with Swift5.1
January 26, 2024
by Martyn Stevenson
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We previously sent an article about push iOS push notification and notification extension, which introduced push related process and code implementation, but using OC to...
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IOS Low-level learning – KVO Explore the path
January 26, 2024
by Michael Fernandez
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KVO:(key-value-observer) is a mechanism, also known as Observer mode, that allows objects to be notified of changes to specific properties of other objects. Especially useful...
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Apple login and the actual business combined with a little development summary
January 26, 2024
by Danielle Bowden
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Although the summary of the development of Apple login is two years ago, I am still an old bottle of new wine. Combined with the...
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Swift iOS: Resolves a situation where a delegate does not work
January 26, 2024
by Danielle Bowden
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In the process of resolving a legacy code, I wanted to encapsulate UIAlertView a bit to separate the specific AlertView code from the huge ViewController,...
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IOS – list reload Refresh asynchronously
January 26, 2024
by Kayla Long
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This is the 18th day of my participation in the November update challenge, the last update challenge in 2021. Probably most programmers in the redevelopment...
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Timers in iOS (CADisplayLink)
January 26, 2024
by Aaron Middlemiss
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CADisplayLink CADisplayLink CADisplayLink is a timer used to synchronize the frequency of screen refreshes
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An iOS programmer’s Java algorithm
January 26, 2024
by Wayne Goodwin
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Content for LeetCode algorithm and personal solutions (may not be the best solution), according to the topic of the type of classification, update from time...
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[Swiftui-Lab] SwiftUI Advanced Transition Animation
January 26, 2024
by Chelsea Willis
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In this article we will explore the different forms of transition from simple to complex, and discuss some different aspects. How to configure, compose, and...
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IOS SDK (1)
January 26, 2024
by Glenn Dorsey
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Runtime is known as runtime, but what exactly is it, how does IOS design runtime and what does it do? This article will discuss together!
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Face key points are detected in GPUImage
January 26, 2024
by 李家瑋
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In camera applications, real-time stickers and real-time face trimming are relatively common functions, which are based on face key point detection. This paper mainly introduces...
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Under iOS JS and OC call each other (I) –UIWebView intercepts URL
January 26, 2024
by Lavanya Hans
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Recently, we are going to replace the JS and native call function implemented with UIWebView with WKWebView. By the way, I searched and sorted out...
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Deep copy and shallow copy
January 26, 2024
by Kismat Kant
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Deep copy and shallow copy usually encounter array copy or dictionary copy, and many times need to copy objects, but I have never noticed the...
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Explicit animation and implicit animation
January 26, 2024
by Mandy Gray-Dunn
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SwiftUI has two kinds of animation, explicit and implicit. Implicit animation is specified through.animation() modifier. Whenever one of the view's Animatable parameters changes, SwiftUI animates...
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The key iOS component iBoot source code is leaked
January 26, 2024
by Kara Fuentes
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Yesterday, anonymous developers uploaded the source code for core iOS components on GitHub, which could help hackers and security researchers find iOS vulnerabilities and put...
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50 iOS interview questions after interviewing 10 developers
January 26, 2024
by Nayantara Deshpande
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I interviewed 10 iOS developers for the company, and summarized 50 interview questions by myself. Here, I share with you. I hope you can find...
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IOS development in minutes to solve the boot animation boot advertising and other functions
January 25, 2024
by Amy Broughan
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IOS development start ads, dynamic access to network start pictures, with gradual start animation, support half screen and full screen, similar to Baidu SSP ads...
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