android getapplicationcontext

Android mobile guard-pop-up dialog box, android guard In the article "Android mobile guard-Parse json and message mechanisms to send different types of messages", message mechanisms have not yet been fully implemented to send different types of information. In the case of exceptions, the following code prompts an exception in the toast prompt: Private Handler mHa

Method 1: [call the interface method. Because some APIs for installing and detaching an application are hidden, you must download the Android system source code, after development and compilation in the source code, use the MM command to compile and generate an APK file] Import java. Io. file;Import Android. App. activity;Import Android. OS. Bundle;Import

(); LOG.D ("TAG", "Getapplicationcontext is" + AppContext); } Again, we print out the results of the getapplicationcontext (), and now rerun the code, as shown in the following:Hey? It seems that the printed results are the same, and even the memory addresses behind them are the same, and they appear to be the same object. In fact, this result is also very good understanding, because

Android Application class: Detailed explanation for the application class in Android: In peacetime development, we may sometimes need some global data, so that all the activity and view in the application can be accessed, when you encounter this situation, you may first think of the definition of a class, and then create many static members.But this approach does not conform to the

In the current software and hardware environment, Native apps and Web apps have obvious advantages in user experience, but in actual projects, some clients are frequently upgraded due to frequent business changes, this results in poor user experience, which is precisely the advantage of Web apps. This article will sort out and share with you the information about how Android dynamically loads jar files on the Internet, and try to improve the frequent

(ServiceConnection conn) {Log. I ("info", "BindService -- unbindService ()"); super. unbindService (conn) ;}@ Override public void onCreate () {Log. I ("info", "BindService -- onCreate ()"); super. onCreate (); mPlayer = MediaPlayer. create (getApplicationContext (), R. raw. meizu_music); // instantiate the object // you can set to play the mPlayer repeatedly. setLooping (true) ;}@ Override public void onDestroy () {Log. I ("info", "BindService -- on

Added, deleted, and queried data. Bind the spinner control and the listview control to click the delete list option. Package COM. example. splite; import Java. util. arraylist; import Java. util. list; import android. content. contentvalues; import android. content. context; import android. database. cursor; import android