Mobile Develop

program does not run in the background, the method of outright exit:Plist file Add application does not run in background set to YesPrinciple: After the program cut into the background, every 10 minutes to perform an action to wake up the program,

Sharedpreferences Detailed When we develop software, we often need to provide users with software parameter setting functions, for example, we often use, the user can set whether to allow strangers to add themselves as friends. For

Audio files sound.m4a into the supporting files directoryReference header File#Import To define a global property:@property (nonatomic, strong) Avaudioplayer *player; Audio playerInitializing the audio playerNSString *path = [[NSBundle mainbundle]

Like gallery, but this is a picture page Properties method Description  android:animat Efirstview  setanimatefirstview (boolean animate)   whether to use animation when displaying the

Look at http://blog.csdn.net/today520/article/details/36378805.The article, finally on the real machine above test success.Because there is no developer account, it cannot be posted to the machine. So we used the NetEase news client to testFirst get

Using Eclipse for Android development requires that you first install the ADT (Android development Tools) plugin on eclipse.1. Installing JDK 1.7JDK official website http://www.oracle.com/technetwork/java/javase/downloads/index.html, download JDK7

Mainactivity as follows:Package Cc.cd;import Android.os.bundle;import Android.view.view;import android.view.view.onclicklistener;import Android.widget.adapterview;import Android.widget.adapterview.onitemclicklistener;import

This article is intended to talk about the use of Textviewswitcher and Imageviewswitcher.Simple TextView and ImageView when changing content, the switch between the new content and the old content looks very stiff.The corresponding extension classes,

OneTo compile the Android program, you have to have an IDE first.The installation process is available online, very detailed. I will not dwell on it here. (The pit is Google is wall, cause the SDK manager does not move, fortunately modified the

The basic development environment is Eclipse + Android SDK + Android plugin for EclipseNetBeansBasic requirements for developing Android: NetBeans (including JDK) +android Sdk+nbandroid (Android development plugin for NetBeans)Environment: NetBeans8.

Today in The imitation of NetEase news start function, need to use a period of time, and then fade in a picture, you need to use the timing operation, I use handler for processing, as follows:The following is an action that is performed at regular

When the finger touches the screen, the system invokes the ontouchevent of the corresponding view and passes in a series of action. When there are multiple levels of view, the action is passed down until the deepest view is encountered, as allowed

There are two ways of full screen, the first of which is configured in the Festxml file:That is, add Android:theme= "@android: Style/theme.notitlebar.fullscreen" To the Activity node:

* * Dispatch_after Delay operation Application Scenario For example: the game background needs to do some random events, need to call the method after some time! 1> calls the method is usually related to the UI, such as prompting the user 2> do not

The calling method is as follows:New Intent (intent.action_attach_data); Intent.addcategory (Intent.category_default); Intent.setdataandtype (Uri.fromfile(new File ("/sdcard/test.jpg")), "Image/jpeg");

1, foreground process    is in activity resume status     is in the state of bound service interaction     The state in which the service is running in the foreground (Startforeground () is called)     service life cycle is being executed (onCreate (

Anrs ("Application Not Responding"), meaning "app is not responding".In the following cases, Android will report a ANR error:– The main thread ("Event processing Thread"/"UI thread") does not respond to input events within 5

1 //method One:2 for(Uiviewcontroller *controllerinchself.navigationController.viewControllers) {3 4 if([Controller Iskindofclass:[overworkreceviceclass]]){5 6Overworkrecevice *OWR = (Overworkrecevice *) controller;7 8

Settings button in Android: Press and hold or tap the menu key1. Long Press the option:Layout file:1 LinearLayoutxmlns:android= "Http://schemas.android.com/apk/res/android"2 Xmlns:tools= "Http://schemas.android.com/tools"3 Android:layout_width=

After the recent project solved the noise problem and the murmur problem, the user gave us feedback (and we also found) another problem.The volume of the headset is different in some live, that is, the left and right channel volume is different.Find