IOS

StatementYou are welcome to repost this article, but please respect the author's Labor achievements. repost this article and keep the statement in this box. Thank you.ArticleSource: http://blog.csdn.net/iukey First recommend a post: http:/

  Recently, I was working on a network application and received that XML is GBK encoded. I used utf8 to encode it and returned the nil result. It is obvious that the encoding method is wrong and the GBK encoding method is used. The method is

The avaudio toolbox framework provides a simple C language-style audio service for simple and non-mixed audio. You can use the audioservicesplaysystemsound function to play simple sounds. Follow the following rules: 1. The audio length is less

1. Reference quartzcore. Framework in the project 2. Reference The quartzcore. h library in the appdelegate. M file. # Import 3. Add the following before the return YES statement of the application: didfinishlaunchingwitexceptions: method:Code

-(Void) loadview { Uiview * aview = [[uiview alloc] initwithframe: cgrectmake (0, 0,320,480)]; Aview. backgroundcolor = [uicolor whitecolor]; Self. view = aview; [Aview release]; T1 = [[uitextfield alloc] initwithframe: cgrectmake (8

StatementYou are welcome to repost this article, but please respect the author's Labor achievements. repost this article and keep the statement in this box. Thank you.Article Source: http://blog.csdn.net/iukey The selector is used to replace

Uialertview * myalert = [[uialertview alloc] initwithtitle: @ "sorry" message: @ "1234567890" delegate: Self cancelbuttontitle: @ "OK" identifier: nil, nil]; myalert. delegate = self; [myalert show]; // [myalert release]; // If release is not in the

What is an operation form? Figure: You can see from the figure. UIActionSheet* mySheet = [[UIActionSheet alloc] initWithTitle:@"ActionChoose" delegate:self

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Core OS layer The underlying functions of the core OS layer are the basis for building many other technologies. Normally, these functions are not directly applied to applications, but to other frameworks. However, when directly processing security

Some time ago, there were many input verifications involved in the project, including simple verification of pure numbers, pure letter input, and complex Regular Expression checks. I occasionally read a design model book I bought last year and saw a

StatementYou are welcome to repost this article, but please respect the author's Labor achievements. repost this article and keep the statement in this box. Thank you.Article Source: http://blog.csdn.net/iukey Mpmovieplayercontroller is a bit

Recently, I have studied FFMPEG for Playing videos on iOS. Now I can see a Summary of the good materials to help you or anyone who needs it. 1. Compilation of FFMPEG in IOS. There is a lot of information on the Internet, but many of them have some

Use the IOS gesture uigesturerecognizer IOS uses http post to upload images and text information Three methods of nsstring concatenation Delete files in IOS Nsdictionary Traversal One button can implement two functions IOS reads the. plist

What is the preview function of technical documents in IOS 4 SDK? Is the preview function when you print files. It is used in quicklook. Framework and supports the following file formats: iwork documents, Microsoft Office, Rich Text Format, PDF,

Recently, I was working on a network application and received that XML is GBK encoded. I used utf8 to encode it and returned the nil result. It is obvious that the encoding method is wrong and the GBK encoding method is used. The method is as

  C/C ++ developers must like to use the boost library, which has powerful container functions. In iOS development, array is also equivalent to a container and has powerful functions. Nsarray can use nspredicate to filter the array content.

Reprinted from: http://hi.baidu.com/yunhuaikong/item/2b169ead1864fbaf28ce9d29 When an application crashes on the device, IOS records these error logs and creates a crash report ). The crash report contains the IOS version, date, exception type,

We have discussed the implementation principles of Delegate, notification, and KVO, as well as the actual use steps. We can't help but wonder if their functions are similar. In actual programming, how to choose these methods? I saw a blog on the

Data Persistence is actually to store data on the network or hard disk, which is stored on the local hard disk. The local hard disk of the application is a sandbox, and the sandbox is actually a folder, it contains four folders. These are the