IOS

This is from the network and has not been tested: There are two methods to solve this problem. The first method is to store files in the program directory in the format. caf file, the interface used is AVAssetReader, AVAssetWriter,

The implementation case of APNS push notification process code in the iPhone application is described in this article. It mainly describes how to implement APNS push notifications. For details, refer to the detailed code in this article. 1. register

Delete toolkit: the last element bound to listpicker will throw the SelectedItem must always be set to a valid value exception. Visual testing is a problem with this Code:  01Private static void OnSelectedItemChanged (DependencyObject o,

  Sometimes, we need to place a binary or bytecode file in the package. How can we read its content? [Cpp] // obtain the file path (note that it is a full path)NSString * path = [[NSBundle mainBundle] pathForResource: @ "data" ofType: @ "bin"]; //

In the previous several projects, the customer required to use the font, but iOS didn't bring this font.You can only customize the font. The following are several important steps to customize the font: 1. Download the Font Resource file (. ttf or.

Set the tag for each TextField during viewdidload. Then you can determine the pop-up and off of the keyboard based on the following UITextField content. Some TextField * names Name. tag = 2; The following figure shows that when tag = 2, the

In the previous note, I mentioned the usage of MPMoviePlayerController. The effect of the player made by MPMoviePlayerController is really monotonous, although I added album photos and lyrics for song response in the project, the effect was still

Debugging on the simulator is successful, and the real machine is still waiting for testing. Welcome to our discussion Simulator:. /Configure -- disable-doc -- disable-ffmpeg -- disable-ffplay -- disable-ffserver -- disable-avfilter -- disable-debug

After upgrading xcode4.5 iOS 6.0, the previous horizontal screen project changed to a vertical screen. The following are the solutions: Initialization Method in AppDelegate -(BOOL) application :( UIApplication *) application

[Cpp]Today, the customer reported a bug in iOS6. For example, there is a UITextField andA common UITextField. Reproduction steps:1. Click the normal UITextField input class capacity,2. Click the password UITextField to enter the content,3. Click the

In iOS6, The statusbar color is determined by the UINavigationBar of the current page, that is, the UINavigationBar in the current view determines the tintColor of statusbar. If our UIViewController is a subset of UINavigationController, the color

In terms of implementation, we can see that the JBO of the ADF is used to implement the business logic, and the HTML5 build page is used. It looks good. You can have fun in the next day. Several unique aspects to Oracle ADF Mobile solution:Develop

You must use NavigationController in TabBarController to implement view navigation in TabbarController. I have summarized three methods for your reference. First, use TabBarController to create an XIB file and pull the corresponding Tabbar on the

UITableView saves memory by reusing cells. by specifying a reuseIdentifier for each cell, you can specify the cell type and when the cell gets out of the screen, allows restoring cells for reuse. different IDs are used for different types of cells,

1 PrefaceUILabel can display static text to users and control the font and color of text. Let's learn about UILabel today. 2. code exampleZYViewController. h: [Plain]# Import  @ Interface ZYViewController: UIViewController @ Property (nonatomic,

UIViewController memory management for iOS development is described in this article. After iOS 3.0, UIViewController adds a method called viewDidUnLoad. Many people do not know the specific significance of this method. Apple's document simply

IOS4 supports blocks directly, so it is necessary to learn about it. In ios, blocks is an object. It encapsulates a piece of code that can be executed at any time. Blocks can be used as a function parameter or return value, and it can include an

1 Preface When executing tasks unrelated to the UI or interacting with the UI, like executing other tasks, it takes a lot of time and the above situations often occur. We can use the dispatch_sync function to execute synchronization tasks on a

1 PrefaceUse the JSONObjectWithData: options: error: Method of the NSJSONSerialization class to parse JSON data and store it in the data or dictionary. 2 Sample CodeTestDemo. m   [Plain]-(Void) convseFromJson {NSMutableDictionary * dictionary =

1 PrefaceUse CGPathAddRect to add a rectangle to the path and draw the path in the graphic environment. 2. code exampleZYViewControllerView. m   [Plain]-(void) drawRect :( CGRect) rect {// Create a graphical path handleCGMutablePathRef path =