Mobile Develop

Previously only knew Android can use MediaPlayer to play music, originally only today discoveredcan use the Soundpool, with Soundpool can sow some short reaction speed requires high sound,such as the blasting sound in the game, and MediaPlayer

Apple Tree Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 19160 Accepted: 5831 DescriptionThere is a apple tree outside of Kaka ' s house. Every autumn, a lot of apples

Wo classroom, not Unicom's that Wo products Oh, is the Cloud Interactive mobile Education Network client products, is the client software, APP, now Apple iOS version can download, http://www.pcein.com can download, go to Apple APP Store can also

First look at the activity life cycle diagram provided in the Android API (not clear, you can see the full article, looking back at this diagram, you will understand):The activity is actually inherited applicationcontext this class, we can rewrite

Work often use JS to judge the function of the browser! Today, we use JS to determine whether the browser is from a mobile device or a PC device!The code is as follows:varBrowser={versions:function(){ varU = window.navigator.userAgent;

Open Eclipse, select File-new–android application ProjectApplication name is our app name and the name we see in the list of mobile apps.Project name is the project title, the name we see in the project list in Eclipse, and the folder name we can

To detect headphone insertion and removal under Android, you need to create a broadcastreceiver, used to listen for "Android.intent.action.HEADSET_PLUG" broadcasts. implementation steps:1. Create a broadcastreceiver subclass and override the

Data Source Component ContentProvider Unlike other components, the data source component does not include specific functional logic. It is only the interface that provides data access for the application. Many of the data built into Android are used

Before you build your Android development environment, start by simply learning about Android.Android is a Linux-based free and open source operating system developed in the Java language, mainly used in mobile devices.The following four tools are

 2014 Mobile Entrepreneurship is more rational, consumer-grade app market near saturation, bat and other giants more intense competition, market layout and pattern of basic stereotypes. Enterprise-class mobile apps are growing, instead of entering

Method UpdateNotification () in Package/apps/mms/src/com/android/mms/transaction/messagingnotification.java Add a sentence before the last line:....Notification.audiostreamtype = Audiomanage.stream_alarm; Add this sentenceNm.notify (notification_id,

#define NAVIGATIONBAR_HEIGHT 44//navigation bar height#define SCREEN_WIDTH ([UIScreen mainscreen].bounds.size.width)//Dynamic acquisition of the width of the physical device#define Screen_height ([UIScreen mainscreen].bounds.size.height)//dynamic

-(void) waterimage{UIImage *bgimage = [UIImage imagenamed:@ "scene"];Context: Bitmap-based (bitmap), all things need to be drawn to a new picture up1. Create a bitmap-based context (open a bitmap-based context)Size: The dimensions of the new

Java memory model and concurrency1. Concurrency:A) concurrency must involve a number of execution flowsb) There must be a sharing of data between multiple execution streams (if all private data is not affected by each other (because the hardware has

Let 's talk about How to open app2 from App1 in an iOS opener.The basic idea is that you can set a URL for app2, in App1 open the URL to open the app2, in this process, you can transfer some parameters. The following is a discussion of the

Method 1:#pragma mark Draw Rectangle Method 1void DrawRect1 () {1 Getting the graphics contextCgcontextref CTX = Uigraphicsgetcurrentcontext ();2 Draw a line segmentSet a starting pointCgcontextmovetopoint (CTX, 20, 20);Cgcontextaddlinetopoint (CTX,

Sometimes you need to customize the dialog box, you can use Alterdialog.bulider, such as the following code snippet1 New Alertdialog.builder (self) 2 3 . Settitle ("title")45 . Setmessage ("Simple message box")67

I. Processes and Threads1. What is a processA process is an application that is running in the systemEach process is independent, and each process runs within its dedicated and protected memory spaceFor example, open QQ, Xcode, the system will start

The design pattern is the predecessor in the development process summarizes some experience, we in the development process according to the actual situation, applies the suitable design pattern, may make the program structure more simple,

Broadcast and service are one of Android's four main components.The broadcast here is dynamic and registers itself with a broadcast.The most typical use is to use the power-on broadcast, and then start their own services, that is, in the Android