IOS Summary: Summary of various pitfalls in the project, and summary of ios summary pitfalls

IOS Summary: Summary of various pitfalls in the project, and summary of ios summary pitfalls1. Convert string to JSON For network requests, if the server returns a string, We Need To encapsulate a class by ourselves, convert the requested string

Use the NetworkExtension library to configure VPN and networkextensionvpn

Use the NetworkExtension library to configure VPN and networkextensionvpn VPN is simply a channel connecting to the LAN. After Ios8, Apple added a VPN interface NEVPNManager, which can easily add VPN connections. First in your Xcode, go to TARGETS->

Use of FMDB, use of FMDB

Use of FMDB, use of FMDB Use of FMDB I. Three Important FMDB classes 1.1 FMDataBase: Provides SQLite database classes for executing SQL statements. 1.2 FMResultSet: class used to execute query results in FMDatabase 1.3 FMDatabaseQueue: class used to

Knowledge points and technical points used for iOS interviews-Chapter 2 and Chapter 2 of ios

Knowledge points and technical points used for iOS interviews-Chapter 2 and Chapter 2 of ios The first chapter was not updated yesterday. Sorry. 1. Socket programming and some third-party Socket-IO GCDAsyncSocket communication frameworks? 1. Use the

After sharing the message to WeChat on iOS, the system returns the message indicating that the application has been disabled and sent successfully.

After sharing the message to iOS, the system returns the message indicating that the application has been disabled and sent successfully. 1. Disable message sending success You just need to call the code during the sharing: [UMSocialConfig

[IOS interview series-1] Meaning and difference of @ property post-assign, copy, retain, weak and strong in iOS (required-must be detailed), ios @ property

[IOS interview series-1] Meaning and difference of @ property post-assign, copy, retain, weak and strong in iOS (required-must be detailed), ios @ property Source: Network Assign: a common (simple) value assignment. It is generally used for basic

Voiceover for ios, iosvoiceover

Voiceover for ios, iosvoiceover  The content read by an element can be divided into the following four parts (four parts are read in order) 1. Label: the title of the element. 2. Value: element Value (optional) 3. Traits: feature of an element,

React Native Knowledge 1-FlexBox layout content, react1-flexbox

React Native Knowledge 1-FlexBox layout content, react1-flexbox I. Theoretical knowledge points 1: What is FlexBox layout? The Flexible Box Module, also known as Flexbox, is an "elastic layout" designed to elastically align and distribute The space

[Original] Masonry third-party constraints for iOS learning, iosmasonry

[Original] Masonry third-party constraints for iOS learning, iosmasonry 1. Masonry Overview Currently, the most popular third-party Autolayout framework Compile Autolayout with elegant code Saving Apple's official disgusting Autolayout

IOS learning and ios learning routes

IOS learning and ios learning routes Preparations: New-> file-> other-> Empty. In Save As:, you can specify the name suffix As. xml. Copy below 1001 James male 12 Complete code /// ViewController. m // XML // Created by CC on 16/8/29. //

IOS, ios9

IOS, ios9 1. Common Array Processing Methods // -------------------- Immutable Array // 1. Create an array NSString * s1 = @ "zhangsan "; NSString * s2 = @ "lisi "; NSString * s3 = @ "wangwu "; // (1) NSArray * array1 = [[NSArray alloc]

UITableViewCell customization, uitableviewcell

UITableViewCell customization, uitableviewcellUITableViewCell Customization   Effect   Features 1. You can add different tableviewcells and customize different cell styles; 2. The cell height can be dynamically changed; 3. You can place the

Ios-generation and use of in-depth resolution QR codes, ios-Depth

Ios-generation and use of in-depth resolution QR codes, ios-Depth A small demo is used to learn the QR code. There are four interfaces in total (the main interface is to generate the QR code interface, identify the QR code interface, and scan the

Swift and swiftcode

Swift and swiftcode Swift-use CATransform3DMakeRotation to achieve page turning   Effect   Source code Https://github.com/YouXianMing/Swift-Animations /// Pageflippolictcontroller. swift // Swift-Animations // Created by YouXianMing on 16/8/22. //

Swift-related, taylorswift

Swift-related, taylorswift 1. An input box, a button, and a webview are displayed on the interface. Click the button to display the url Page entered in the input box. @ IBOutlet var wv: UIWebView = nil // define a UIWebView @ IBOutlet var btnGo:

Swift and swiftcode

Swift and swiftcode Swift-EasingAnimation   Effect   Source code Https://github.com/YouXianMing/Swift-Animations /// CircleView. swift // Swift-Animations // Created by YouXianMing on 16/8/16. // Copyright©2016 YouXianMing. all rights reserved. //

AFNetworking and AFNetworking

AFNetworking and AFNetworking AFNetworking Comprehension   Usage 1.Import AFNetworking3.0 to the new project (AFNetworking and UIKit + AFNetworking) 2.When AFNetworking is used, introduce the header file: # import "AFNetworking. h"     3.After

Use the code to obtain the APP startup page image,

Use the code to obtain the APP startup page image, Use code to get the APP startup page Image   Source code-Swift /// AppleSystemService. swift // Swift-Animations // Created by YouXianMing on 16/8/11. // Copyright©2016 YouXianMing. all rights

LaunchScreen. storyboard

LaunchScreen. storyboard Xxcode is sometimes used in LaunchScreen. after the startup image is modified in the storyBoard, the running is ineffective and the screen is displayed in white. You can drag the plug-in to the storyboard to display the

IOS 3D SceneKit framework Demo analysis, iosscenekit

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