IOS

Singleton mode-implemented in other ways, mode-implemented 1-(void) viewDidLoad 2 {3 [super viewDidLoad]; 4 5 [self test]; 6} 7 8-(void) test 9 {10 XZMusicTool * tool = [[XZMusicTool alloc] init]; 11 XZMusicTool * tool2 = [[XZMusicTool alloc] init];

[Swift learning] Swift programming journey (2): swift learning programming journey This section describes some basic knowledge. Swift provides its own version types. The following describes several simple types. Int integer, Double, float, String,

IOS -- xuer (regiuer), iosregistrationid The logon page contains the adaptive screen size. The logon keyboard for a digital user is a digital keyboard, hidden keyboard, and hidden password. ViewController. h   # Import # import "UIViewExt. h "@

How to reduce the size of the ipa package and reduce the size of the ipa package Author: Jin Chao@For more information about Alibaba mobile security, visitAlibaba Cloud universal security blog Reducing the size of the ios Executable File package is

IOS-use AFNetworking3.0 + (latest AFN) and afnetworking3.0afn Official recommendation for AFN usage  0. Preparations for importing the framework • 1. Drag the AFNetworking3.0 + framework program into the project • 2. Or use Cocopod to import

Objective-C basic learning summary, objectivec Basics 1. (1) process orientation: an event-centric programming philosophy (2) Object-oriented: An Object-Oriented Programming philosophy 2. get and set are used to access and modify the attribute

Remote push for iOS development and ios development Speaking of remote push, there should be a lot of use. Today, we will use the SEA-based cloud PUSH Service to make a small push demo to understand what remote push in iOS is like, first, you have

IOS official Demo suitable for newcomers to learn UICatalog contains most of the commonly used UIS, essential for getting started. 9. segment Selector 10 Slider 11 stack view 12 step by step 13 Switch 14 textfield 15 textview 16 web pages Search

AFNetworking 3.0.4, afnetworking3.0.4 Permanent link to this article: http://www.cnblogs.com/qianLL/p/5342593.html   Pod 'afnetworking', '~> 3.0.4 ' Specific pod Process Http://www.cnblogs.com/qianLL/p/5331624.html The Code is as follows: # Import

CoreLocation location of iOS iOS9.0, ios9.0corelocationI. Introduction If iOS9.0 is in the foreground authorization status, the user location cannot be obtained in the background by default. What should I do if I authorize the app to get the

IOS RunLoop 1. iosrunloop A RunLoop is like a loop of its name. RunLoop has multiple modes. You can only execute one mode at a time. Therefore, when using RunLoop, pay attention that the effect may not be what you want. Here we use NSTimer to

[Strongly recommended] the king of XCODE plug-ins and the king of xcode plug-ins There are many Xcode plug-ins, which are strongly recommended here. Because we can use this plug-in to install other plug-ins   1. Alcatraz plug-in. Alcatraz is a

What is the difference between heap and stack in iOS? The main differences between stack and stack are as follows: 1. Management Method: For stacks, it is automatically managed by the compiler without manual control. For heaps, the release work is

Plist file and NSUserDefault file storage class, json format parsing, nsuserdefajson json ====================================== File Operations ====================================== △1. plist File The. plist file is a property dictionary array

Use the mac terminal to generate the RSA private key and public key file, and the mac terminal to generate the rsa 89 :~ Zhangwenquan $ 89 :~ Zhangwenquan $ openssl OpenSSL> genrsa-out rsa_private_key.pem 1024 Generating RSA private key, 1024 bit

The third-party library is lost after the SVN check out project is used, svncheck Cornerstone was used to check out a project, but the third-party. a library was always lost, and the Project reported an error. After research, the following

Multi-thread implementation solution in iOS and multi-thread solution in ios What is a main thread? After an iOS program runs, a thread is enabled by default, which is called "main thread" or "UI thread"   Main functions of the main thread 1.

Singleton mode, Mode In the lifecycle of an iOS application, sometimes we only need an instance of a class. For example, when a program starts, the application state is maintained by an instance of the UIApplication class. This instance represents

NSURLSession network request, nsurlsession request I personally feel that it is difficult to find simple network requests on the Internet. Maybe it's just me that I'm not familiar with it. All of them have the following sections. Although they are

IOS compressed image size Recently, I encountered a silly problem. When I took a picture in a project or selected an image from the album, I did not process it and directly uploaded the source image. As a result, when I looked at it in the list, the