IOS

Exploring the call of UITableview delegate dataSource, datasourcedelegate UITableview is one of the commonly used UIKit components. We often encounter the use of the delegate and dataSource delegates. Most of us may know that when the reloadData

Introduction of Chinese source files in the dependent library, resource files There are two methods to introduce resource files: 1. s. resource = "DDKit/**/*. {png, bundle, xib, nib }" 2. s. resource_bundles = {'Ddkit '=> ['ddkit /**/*. the

Apple Development notes and Development notes 1.   Explicit App ID: Specifies a bundle id. An app id can only be used for one project.Wildcard App ID: Use a Wildcard. An app id can be used for development of multiple projects.It is better to

Processing of During iOS data parsing, and null for ios data parsing During iOS development, data is often required to communicate with the server. JSON is a common and efficient and concise data format.Problem: In the project, the program has

The file "base. app" couldn't be opened because you don't have permission to view it., base. apppermission The Base project is created on Xcode7. After Xcode8 is upgraded, an error is prompted during compilation: The file"Base. app"Couldn'T be

Objective-C decoration mode-Brief introduction and use, simple introduction to design mode The decoration mode dynamically extends the functions of an object without changing the original class file and using inheritance. It creates a packaging

Cocoapods cannot be used/installation failure/failure solution, cocoapods Solution Cocoapods is an integrated management tool for third-party class libraries in ios. It allows you to integrate all the class libraries in git without any configuration,

[Conversion] NSArray, NSDictionary, NSSet-related algorithm knowledge, nssetnsdictionary Several collection classes in iOS programming: NSArray, NSDictionary, NSSet, and corresponding Mutable versions should be used by everyone. If it is simple to

Proxy extension-implicit proxy and multicast proxy, proxy Extension I really don't want to talk about proxy. It is estimated that iOS developers can use it skillfully. Like Notification and Block, they are all familiar with it. Here is a little talk

Cell adaptability of iOS UITableview, uitableviewcell Background: In the past few days, we have encountered the cell adaptive height problem. First, we must know the proxy execution sequence of UITableViewcell. In iOS7, a proxy method named

IOS learning and ios learning routes Ideas: 1. Create a singleton + (instancetype)shareManager { static CCPaomaView *pModel = nil; static dispatch_once_t once; dispatch_once(&once, ^{ pModel = [[CCPaomaView

Sort out the app shelving process and app shelving Process App shelving Process I. Preparations First, you must have a developer account. The enterprise-level account is 299 $, and the individual developer account is 99 $. If you do not have a

IOS performance debugging and ios performance debuggingPerformance Tuning Methods: 1. dedicated performance tuning tools 2. code optimization1. Performance tuning tools: The following is an introduction to the Performance Tuning tool for iOS:1.1

Those in UIWindow and those in UIWindow UIView is the base class of the view, UIViewController is the base class of the View Controller, and UIResponder is an object that can respond to touch events on the screen; 1. UIWindow is a special type of

Implementation of one shake The shake function is similar to the shake function. Method 1: analyze the accelerated counting data to determine whether the data has been shaken (complicated)Method 2: the built-in Shake monitoring API (very simple)

IOS custom model sorting and iosmodel sorting During the development process, you may need to sort by a certain attribute of the model. 1. Custom model @interface Person : NSObject@property (nonatomic,copy) NSString *name;@property (nonatomic,assign)

IOS, ios9 UIWebView is a built-in IOS browser that allows you to browse webpages and open documents in html/htm pdf docx txt and other formats. Safari is implemented through UIWebView. The server puts MIME identifiers in the transmitted data and

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

The implementation of TTS technology in iOS is voice broadcast and iostts. Text-To-Speech technology, also known as TTS, is short for Text To Speech. This technology is used when iOS wants To implement functions such as voicebooks. I. Notes for

IOS audio development-'audiostreambasicdescription' This class provides descriptions of audio files An audio stream is a continuous series of data that represents a sound, such as a song. A channel is a discrete track of monophonic audio. A