Solve the problem that the iOS system time is changed
GMT:(Greenwich Mean Time). This is local time in Greenwich, which used to be the world standard time. UT (Universal Time). Atomic clock time UTC:(Coordi...
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Category: ios
IOS explores NSOperation for multithreading
December 6, 2023
by Bruce Moreno
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Like GCD, NSOperation is a multi-threading technique that we often use in our daily development. This article will introduce the basic use of NSOperation, adding...
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Novice read understand RxSwift source code analysis (zero) – core concepts and core logic
December 6, 2023
by Debra Macias
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This paper mainly introduces three core concepts of RxSwift (Observable, Observer, Operator) and the most core logic of RxSwift
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IOS Development: Drag-and-drop for UICollectionView
December 6, 2023
by Shane Stewart
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Remember at WWDC 2017, apple dad showed off how awesome drag-and-drop was, enabling data sharing in apps that can be praised. If you've read iOS...
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Flutter Tips | Everything you need to know about Keys and trees
December 6, 2023
by Aarna Swamy
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This article walks you through Key through examples and problems encountered. And understand some of the relationships between keys and trees. There are also some...
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The life cycle of iOS apps
December 6, 2023
by Aaryahi Babu
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1. App executes main function first; Execute the UIApplicationMain function. The fourth parameter specifies the UIApplication proxy, and the third parameter specifies the UIApplication class...
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Opengl-10 – Rendering techniques: depth testing, polygon offset, color blending
December 6, 2023
by Megan Norton
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As mentioned in the previous article, because of the mixing of the two front faces, OpenGL can't tell which layer is in front and which...
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2 (Sink, SinkDisposer, Producer, AnonymousObservable)
December 6, 2023
by Shray Uppal
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This part was a bit convoluted and took half a day to sort out the process. Because of the correlation, involved in the class and...
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IOS Principle: LLVMAndClang
December 6, 2023
by William Mortimer
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In 2000, Chris Lattner of the University of Illinois at Urbana-Champaign (UIUC), one of the world's leading public research universities, tweeted @clattner_llvm) developed an app...
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IOS | CoreAnimation is introduced and a simple case
December 6, 2023
by Ellen Christensen
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This Demo address: https://github.com/tanghaitao/coreAnimaton, if want to modify the frame, such as Angle, namely simple animation, directly modify the relevant properties. But I want to...
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The Secret of Flutter Hot Reload
December 6, 2023
by Cynthia Norton
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After the introduction of Flutter in 2018, more and more business scenarios have been used on Flutter. Flutter's subsecond thermal reloading has always been a...
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Runloop underlying principles
December 6, 2023
by Erin Hammond
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A runLoop is a loop that receives and processes asynchronous message events. In a loop, wait for an event to occur and then send the...
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How do I implement objC-SWIFT mashup in a modular/componentized project?
December 6, 2023
by Michael Mcclain
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. Here we focus on how the Swift code and ObjC code call each other. 1. Inside an App Target if inside an App Target,...
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IOS development actual combat knowledge – GCD use
December 6, 2023
by Janice Walker
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This afternoon and the COMMUNIST party carried on, simply a good understanding of the next. Principle and source do not speak, interested partners to see...
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Map mapping of RxSwift higher-order functions
December 6, 2023
by 馬雅惠
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Click on the map function to access the source code here. As a rule of thumb, we should look for the Map file. If you...
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Image Fusion using OpenCV for iOS (2)
December 6, 2023
by Hazel Thakur
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In this paper, we introduce the linear mixing operation g(x)=(1−α)f0(x) + αf1(x) of OpenCV image fusion theory, where α is in the range of 0~1,...
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ParameterEncoding and ParameterEncoder
December 6, 2023
by 張心怡
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The protocol is simple, and there is only one way to encode a parameter type into a URLRequest that is compatible with the Encodable protocol....
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Become a profitable indie developer in 5 minutes
December 6, 2023
by 李家瑋
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In the past few months, I quit my job in Beijing, stopped writing the tech blog I've been writing since sophomore year, and went from...
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IOS basic exploration: Block
December 6, 2023
by Tony Robinson
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This is the 24th day of my participation in the August More Challenge. In our actual development, Block usage is quite high. When we use...
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Swift Advanced (13) Memory management
December 6, 2023
by Danielle Bowden
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Like OC, Swift adopts ARC memory management based on reference count (for heap space). Swift ARC has three types of strong references: by default, references...
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IOS development · iOS Audio and video development – ARKit teaching: Detect horizontal planes and add 3D objects using SceneKit
December 6, 2023
by Riley Cochran
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This tutorial builds on the previous ARKit tutorial. If you're not ready, you can refer to our previous tutorial. Also, if you can, it's best...
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Swift Mirror
December 6, 2023
by Denise Simmons
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Reflection is a feature that dynamically retrieves type, member information, and dynamically invokes arbitrary methods, properties, and other behavior at run time (rather than compile...
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RxSwift source code analysis (6)- Destroy user Disposable
December 6, 2023
by Nitara Kalla
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The scavengable resource Disposable is one of the core members of RxSwift, and it is mainly used to clean up resources that are no longer...
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IOS – Message forwarding
December 6, 2023
by Sumer Kuruvilla
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Runtime is a dynamic phase in which code runs and is loaded into memory. If something goes wrong, the program will crash. Compile time is...
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Lazy version binary rearrangement
December 6, 2023
by Dr. Steven James
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0. The first part of the prologue discusses the startup optimization from dynamic libraries to static libraries and binary rearrangements and how they work. The...
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A practical tip every day! Teaches you to type long text quickly on the Mac
December 6, 2023
by Amber Spencer
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For the need to often input some long text, such as address, ID number and so on, we can quickly input through the input code....
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SwiftUI version notification bar application development (2) – Combine the pilot knife to create timer
December 6, 2023
by William Turner
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After constructing the structure, we began to write the first function: to implement this function, the main idea is to influence the UI display effect...
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IOS WKWebView synchronization Cookies are faulty
December 6, 2023
by Jessica Elliott
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Update - Found a problem: if using simulator test, you need to work with Charles software test, otherwise not allowed. WKWebView uses a different kernel...
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Wrapping tableView (OC)
December 6, 2023
by Donna Sixtus
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High aggregation code. ReloadData is not called to PYTableMainView. You can call the - (void) reloadIndexPathFrameCatch forced to refresh the cache. Create SBaseTabelViewData where all...
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Memory management (4) Reference count and weak
December 6, 2023
by Angela McKay
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In previous articles, you've gotten a glimpse of reference counting and its use in development. In this article, we'll take a closer look at apple's...
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