should get antivirus for android

The example in this article describes how Android is programmed to get a mobile phone back-office service. Share to everyone for your reference, specific as follows: public static String Getrunningservicesinfo {StringBuffer serviceinfo = new StringBuffer (); Final Activitymanager Activitymanager = (activitymanager) context. Getsystemservice (Context.activity_service); List I hope this article

Set android:shareduserid= "Android.uid.system" in Androidmanifest.xml The Android API has the Systemclock.setcurrenttimemillis () function to modify the system time, but no matter how you call the function is useless, whether the simulator or the real machine, in the Logcat will always get "unable to Open alarm driver:permission denied ". This function requires root permission or is available in the runnin

For example, to get the name of the application that opens the camera, just add the following code to the open () method in Frameworks/base/core/android/hardware/camera.java. Copy Code code as follows: Application application = Activitythread.currentapplication (); if (application!= null) { String PackageName = Application.getpackagename (); try { ApplicationInfo packageinfo= Application.getp

parameter is IPACKAGESTATSOBSERVER type ObserverSo GetMethod () need to fill in the parameters:The first parameter is the method name: "Getpackagesizeinfo"The second parameter is the first parameter of Getpackagesizeinfo (): String.classThe third parameter is the second parameter of Getpackagesizeinfo (): Int.classThe fourth parameter is the third parameter of Getpackagesizeinfo (): Ipackagestatsobserver.classThis method can be obtained through reflection, and then the method is used, as follow

returns null after sliding for a distance, that is, after the first child is recycle, it always returns NULL.this = Layoutmanager.findviewbyposition (0); 4. If LayoutManager is using Linearlayoutmanager, the following method is strongly recommended to get the sliding distance: Public int getscollydistance () { this. Getlayoutmanager (); int position = layoutmanager.findfirstvisibleitemposition (); = layoutmanager.findviewbypo

How to get android mobile phone contacts and display them by letter (3): android contacts If you get the contact Profile and display it: How to obtain bitmap Based on photoId: public static Bitmap getContactPhoto(Context context, long photoId, BitmapFactory.Options options) { if (photoId Add the following t

multiple times /private void GetSize1 () { Viewtreeobserver vto = Tvtest.getviewtreeobserver (); Vto.addonpredrawlistener (New Viewtreeobserver.onpredrawlistener () { @Override public boolean Onpredraw () { int height = tvtest.getmeasuredheight (); int width = tvtest.getmeasuredwidth (); System.out.println ("height" + height); System.out.println ("width" + width); return true;}} ); The Third Way: private vo

Android to get the length and width of the screen, referring to the internet there are a lot of code, but the results are not practical, such as my phone is i9000, screen size is 480*800px, the result is 320*533 The result is very unreliable, so I wrote a few lines of code, a close test Test parameters: Test environment: i9000 (Samsung) Physical screen: 480*800px density:1.5 Test code: //

The project needs to be integrated with the Alipay interface at the client. On the study: Because the use of Alipay interface, you need to pay Treasure Official website: Registered account, and apply. Here is the operation after the application is good. After the successful login, store my business services-under the page to find--> contract management-> find a dozen mobile payment-–> Click to download the integrated document-> jump to the new page, in the bottom of the page-> find download deve

This article mainly explains how to search through the Baidu Map API to get all the poi in a city. It is necessary to emphasize the word "all" in order to attract attention, because in the search for POI, the default returns only one page of 10 search results, then how to get all the search results? In fact, the Baidu Map API is to provide a relevant method, but I found that a considerable number of netizen

Recently Tinker Android, encountered a problem, because there is no root permissions, need to invoke intent installation apk, but need to get the user is installed (such as, the user clicked back or cancel), check a lot of articles, and finally can be resolved, but there are flaws, the solution is as follows: public static void InstallPackage (context, file, int requestcode) {//before installation records

Open a Web page with WebView on the Android tablet, call the JavaScript method inside, and pass the argument to each other.Online examples are very little ah, basically can not get the return value, paste a final debugging of their own code as follows:Java: Copy Code code as follows: protected void OnCreate (Bundle savedinstancestate) { ........ x = (WebView) This.findviewbyid (r.id.web

the ways to get screenshots and thumbnails of video files, and you may also need to save bitmap as a file: /** * Bitmap Save As File * * * @param bitmap input bitmap * @param name output file ' s name * @return String o Utput file ' s path /public static String Bitmap2file (Bitmap Bitmap, String name) { file F = new file (environm Ent.getexternalstoragedirectory () + name + ". jpg"); if (f.exists ()) F.delete (); FileOutputStream fout = null;

Get control height and width in Android OnCreate () Try to get control height and width in oncreate () Children's shoes are aware that the getwidth () and GetHeight () method return is 0, specific reasons to see the activity life cycle will understand. Code on: Method One: int w = View.MeasureSpec.makeMeasureSpec (0,view.measurespec.unspecified);

Android in the custom control, often need to get the width of the screen, each time to write, you can directly encapsulate him into a tool class, directly to use, nonsense do not say, directly on the code /** * * * * * * package com.example.customview; Import Android.content.Context; Import Android.util.DisplayMetrics; Import Android.view.WindowManager; /** * G