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Understanding the use of af3.0 af3.0 no longer uses "AFHTTP Request Operation" and only uses NSURLSession, so let's start with how to use NSURLSession to initiate requests What network requests to start under config NSURLSession uses config to establish connections What type of request data is NSURLSession Task, up, down Session &am ...

iOS uses UIMenuController without hiding keyboard Use UIMenuController pop-up menu when keyboard display, keep keyboard display and input state. The implementation methods are as follows: Modify the response chain (recommendation) Follow the UIKeyInput protocol Customize Menu controller The code for the first two methods has been uploaded to ...

In iOS development, we can monitor the change of an object's attributes through KVO mechanism. Students who have used KVO should know that KVO callbacks are implemented in the form of proxy: after adding observations to an object, callback proxy methods need to be implemented in another place. This design feels scattered, so suddenly I want t ...

_As H5 becomes more powerful, guys who haven't done mixed development are shy about saying they can do it on their own iOS app development for iOS7 operating system Below, the common native, JS interaction frameworks are easy-js, WebView JavascriptBridge, and a framework that combines javaScriptCore.Easy-js is an early framework that has not be ...

Meta Basic Knowledge: H5 page window automatically adjusts to device width and prohibits users from scaling pages // I. HTML Page Structure <meta name="viewport" content="width=device-width,initial-scale=1.0,minimum-scale=1.0,maximum-scale=1.0,user-scalable=no" /> // Width sets the viewport width to a positive integer ...

Singleton mode Ensure that a class has only one instance and that it instantiates itself and provides this instance to the entire system. public class Singleton { private static volatile Singleton instance = null; private Singleton(){ } public static Singleton getInstance() { if (instance == null) { syn ...

Personal blog is online. Welcome to visit and comment!No Reason - wangchloe's Personal Blog If you have any questions, please let me know immediately to amend the following contents, so as not to mislead more people. toString() && valueOf() JSON stringify & parse +new Date() Analysis of Array.prototype.slice.call(arguments, 0) J ...

/* Document folder: ITunes automatically backs up the directory for persistent data that should be generated by the program's runtime. (Apple recommends that programs created and browsed in the program be stored here, and iTunes automatically includes the directory when backing up and replying.) Acquisition methods: // The file path is an a ...

SnapKit functions as SDAutoLayout and Masonry (the predecessors) to achieve automatic layout of controls by constraints; it is more convenient to maintain than StoryBoard because of its code implementation. I think the automatic layout of iOS is very similar to the Relative Layout in Android, which determines the final size and location through ...

Let's see what the iPhone X looks like first In the image above, the Iphonex model has two new areas on the head and bottom, so we need to make some adjustments to this type of model to make our webapp display easier.h5 mobile end page, the common layout is head + trunk + bottom three columns mode, the head and top are fixed positioning, the c ...