IOS

IOS architecture-reveal the secrets of MVC, MVP, MVVM, and VIPER IOS Architecture Demystifying MVC, MVP, MVVM, and VIPER Is it strange to use MVC in IOS? Do you have any concerns about switching to MVVM? I have heard of VIPER, but I'm not sure

IOS apps from Xcode support both landscape and landscape, and iOS apps It depends on whether an application supports both horizontal and vertical screens. It depends on the settings of the info. plist file in Xcode. Each new project contains three

Preparations for iOS IM Development (3) Talk about Socket and iossocket If you are using IM, you need to use socket for communication. If you know about socket, you can skip this article to avoid being pitted by me. As for what is socket, I will

IOS_UITableView performance optimization: ios_uitableview UITableView is frequently used in actual development. Therefore, the performance optimization of UITableView is essential. This article will slightly summarize the performance optimization of

Objective, object The two most common containers for storing data in OC are arrays and dictionaries. As the most commonly used containers, we should understand all these features and usage. The array in OC is a capacity that manages a series of

IOS tools-CocoaPods There are many third-party frameworks in the iOS development process, which is very convenient for developers to use the least code to complete the best apps. A launch project uses a lot of frameworks. If we add them one by one,

Converting iOS NSNumber to NSString description, nsnumbernsstring We often need to convert a number into a string. You can use description when you do not need to match other strings. 1/** 2 description Is NSObject. When the value 3 is NSNumber,

Problems and solutions that are easy to encounter when ZBar is integrated, and the zbar solution is integrated 1. Add several necessary frameworks: Libiconv. tbd QuartzCore. framework CoreVideo. framework CoreMedia. framework AVFoundation. framework

In iOS, images are blurred in specified regions, while images in ios are blurred in specified regions. In most image processing, we apply Gaussian blur to image processing, which is usually used to reduce image noise and reduce the level of detail.

Code note: the animation is flipped when you click cell, and the cell animation is flipped. I ,. 2. Engineering Drawing. 3. Code. RootViewController. h #import @interface RootViewController : UIViewController{ UITableView

IOS application distribution and internal testing (2) After learning about the concepts in the previous blog, let's perform the actual operations. If you have read the blog "iOS development-remote message push implementation" to implement remote

Common shortcuts in Xcode and common shortcuts in Xcode Create a project com + shift + N Create File com + N Preference settings for general com +, Jump to the specified row com + L   The current row adds a breakpoint com ++ \ Com + at the top of

Solution for real machine debugging and "cocould not find Developer Disk Image", finddeveloper Test procedure 1. Run Xcode. After Xcode is enabled, click 'xcode 'in the upper left corner and click 'preferences '. 2. In the open window, click

Interface Design of meitu xiuxiu beautifying pictures [border] [major update] And xiuxiu Interface Design Before writing a border, you need to inform everyone that the whole interface for Beautifying images has been completely rewritten. Please

[IOS development] UIWebView and JavaScript (JS) callback interaction, iosuiwebview----------------------------------------------- Many articles about the interaction between objc and js are suitable for mac development. The webview of iOS is still

IOS debugging skills-compiler predefined macros As we all know, Objective-C is a superset of C language and must retain some features of C language. Today, we will use the predefined macros of the compiler to output some information to debug the

[Code Note] various methods for displaying images, and displaying images with code notes Code: -(Void) viewDidLoad {[super viewDidLoad]; // Do any additional setup after loading the view. UIImageView * img = [[UIImageView alloc] initWithFrame:

Objective-C keywords: retain, assgin, copy, readonly, atomic, nonatomic, objective-cassginUse of declarative attributes: declarative attributes are called the compile-time syntax @ property (retain, nonatomic) Some * s; @ property (parameter 1,

IOS ----- use NSURLConnection and nsurlconnectionUse NSURLConnection To read server data such as HTTP or submit data to the server, iOS also provides the NSURLConnection class. NSURLConnection uses NSURLRequest to send synchronous or asynchronous

IOS view border Simple practices, ios view border When we draw the UI interface, we usually use layer as the border, and then add a shadow or something to it. I prefer to use the following method, The UI gets several border images and uses code to